Blockchain Tutorial For Beginners

Security concept illustration of people holding a chain

Blockchain is a permanent record of information or it is a advanced cryptography with computer science that ensures no one can change the records or information of blockchain without anyone knowing. This allows people to trust the validity of transactions.

Problems overcomed by Blockchain

Before blockchain comes into the picture, there was need of middle-man involved to execute transactions. Once Blockchain was launched, there is no need of third party to handle accounts and transactions:

with Blockchain, Transactions can be faster and cheaper

Plus, your personal data becomes more private

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How Blockchain Works?

A blockchain is a chain of blocks that contains information or data. Each and every block consist timestamp of the previous block. Although the design is simple, no one can tamper the data from Blockchain.

Blockchain technology can record the transactions of two parties securely and efficiently. Once the data is recorded in the Blockchain, it cannot be updated. This is the main reason why blockchain technology is considered as more secure and not susceptible to hacking.

Blockchain Technology: Future

Blockchain technology help to completely remove the middle-men as well as third parties that handle the transactions. This may result in lost jobs for many people in the future but it will definitely make the transactions transparent.

The entertainment industry will also change with blockchain technology implementation in it for ex: In future, people could directly pay amount to authors and artists without any need of third party firm or organizers handling them.

By implementing blockchain, international payments will also become cheaper, fast, and secure. Blockchain technology can automatically make it sure that money changes hands fairly, and as it removes the middle-person also, transaction costs become cheaper.

KYC verification is a tedious process to do, as we need to do it a number of times for different parties such as different banks and digital asset providers. If KYC done on the blockchain, single person has to do KYC only once and can be assured that whenever any identity proof or KYC is needed, it can be ready to show on Blockchain.

Blockchain technology is already popular and in near future it is going to become more popular. Additionally it will bring number of career opportunities. So, this is the right time to learn blockchain technology and secure your future. NearLearn offers Online Blockchain Training at affordable cost with placement facility. For more, call: +91-80-41-700110

Top reasons why you should learn Python right now

There are multiple programming languages available nowadays and still new languages are launching day by day. Among all of them, Python is considered as one of the most in-demand programming language. In this article, we will discuss some points about why one should learn python.

Easy to Learn

Python is extremely simple to learn with easy syntax. It is a very powerful language and learning it is closely related to the English language. Python is high level, Free & open source language having large community support.

Portable Language

This property of Python allow us to perform cross-language operations with ease. Python is supported by multiple platforms such as Windows, Linux, Solaris and many others. Also, it’s extensible feature allows to integrate .Net and Java components.

Web Development

Python has number of frameworks for developing websites and there are many popular websites that are developed with python. Some popular frameworks are Django, Flask, and Pylons. As these frameworks belongs to Python, it makes the code a lot faster and stable. Instagram and pinterest are popular sites that are built in Python.

Graphics

Python is used in all types of projects. It is also used to build desktop apps and computer graphics. Python’s ‘Tkinter‘ library is used to provide fast & easy way to create applications.

Data Science

Python is the leading language in Data Science field. From last few years, researchers were using the MATLAB language in their research but after launch of Python’s numerical engines such as ‘Numpy’ and ‘Pandas’ Python became the top and most useful language for data scientists.

Testing

Python is great choice for testing frameworks for many companies. Python has multiple built-in testing frameworks that makes fast workflow. There are various tools and modules in Python to make things easier such as Selenium and Splinter. Testing is a bit difficult task and Python is the solutionfor it, so every tester should definitely try python in their testing for faster work.

High Salaries

Python is the most popular language in every sector from development to research, it is used everywhere. Because of its use and applications, there are many job opportunities available with python. Also Python provide high salary jobs.

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Benefits of getting Python Programming Certification

Since the interest for Python software engineers is expanding, it has gotten more significant than ever to approve your programming knowledge and abilities to hiring person. employers don’t simply check your profile, but in addition they check your knowledge too. Normally, they check it with your certifications and if you are going to work in python domain, you must have the certification in Python programming.

To start with, let us examine a few points why Python is very popular. The different highlights and applications make it favorite among recruiters and the developers too. Python is interactive, high level, object-oriented programming language that is utilized for a large number of applications going from web development to Data science.

Important applications of Python:

Game development

Web server programming

Business applications

Prototyping & Operating systems

Language development

Machine learning and Data Science

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Advantages of Python Programming:

Integrated language: You can add other language functionalities into your development by integrating with other programming languages like C++, and Java. There are libraries such as Cython and Jython which enable the integration and allow cross-platform development.

Speed and productivity: simple syntax and less complexity help the developer to focus on the logical part and hence it improves productivity. Because of simplicity, the maintenance cost of the application is also reduced.

Library support: Python has huge library support like NumPy, SciPy, Pandas. The libraries include areas such as web development, internet, protocol, operating system interfaces.

Python also offers libraries for data science and machine learning. There are many machine learning libraries with very high computation speed and efficiency. There are libraries for deep learning and data science.

Active and vibrant community support: Python has a huge active and vibrant community. There are many forum sites, question answer sites and discussion groups where you can post your queries and you can get a response within less time.

Benefits of Python certification:

Competitive advantage: Certification helps you to clearly present your skills in front of the recruiter. Many recruiters consider certification as a priority to select candidates for a job. Certification helps you stand out among a group of candidates in interview process.

Better salary: A certified developer definitely earns more than a non-certified developer. So it is important to put in efforts and time to get the certification, which makes you stand out among others. Many clients also ask for certified professionals to work on their projects, so they are valued in the company also.

New communities: Once you get your certification done, you get connected with a group of skilled professionals, if some of them are already working anywhere, they can guide you to get your dream job.

Professional credibility: Receiving certification from an accredited training institute or a credible academic organization demonstrates your motivation and dedication to professional development. Some clients want only certifies employess to work on their project so it is beneficial for employers as well as company to get certification done.

NearLearn provides certification on Python programming which is acceptable all over the globe. If you want to know more, contact : +91-80-41700110 or visit: www.nearlearn.com

Python Programming: How much time does it take to learn it?

Python is a high level, simple and an extremely versatile programming language used for programming. Learning python is a great thing for future as there will be many career opportunities with python. Python programming is used in many data analysis fields, web development, and app development. The market for Python programmers will be hot for future too.

Python is very powerful programming language and still it is very easy to learn it. There are many resources and tutorials available on the internet from where you can learn python in easy way.

While learning python, the first thing you need to choose is it’s version. Next thing is on which platform you are going to use it that is Windows, Mac, or Linux. And then text editor-it is recommended to choose simple text editor. After choosing all these things one need to learn how to code with python. Initially one need to start learning with the basics, such as Zip, Substring, and Comment.

Why to learn Python?

There are many programming languages to learn rather than python But with all the learning opportunities out there it’s a good idea to be completely set on learning Python and to know why to choose it. Python will definitely take some time to learn since it is such a large language. But is is completely worth to spend time in learning Python.

Python is very easy-to-learn language having simple syntax and number of libraries so it makes Python as wasy to grasp langauage. The simple syntax makes for quick learning and streamlined coding experience. This will definitely remove the workload on your brain and you can jump into bigger and complex projects.

Python is used in many big projects and by many large organizations, such as Amazon,Netflix, Google, NASA. Its versatility attract the many big companies therefore, the language continues to gain users across the globe. Python offers amazing set of libraries which streamlines the entire coding process

As we previously mentioned, Python has an amazing array of libraries. This streamlines the coding process and list of libraries is continiously growing as python is open source language. Python is getting popularity day by day and its users will find more libraries which will allow to write more code in less time.

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How long it will take?

Generally on average, it takes about 6-8 weeks to learn the basics. This will be enough for you to understand most lines of code in Python. Python developers have already spent so much of time in the field, and if you are planning to get into data science, you will need time in months or in years.

If you are motivated and hard working person, 2 months are really enough to learn python. some resources also state that you can learn the basics in only one month.

If you are already a working person and want to learn a python, you can plan it to learn it in 5 to 6 months if spending daily 2-3 hours in learning. Alongwith learning you need to practically run that code and observe output so that you will get to know about your mistakes and improvement.

Learning Python needs dedication, and you need to really go in depth and learn everyday. If you are ready to learn, Python will give you many opportunities with good salary,so keep learning.

Join Nearlearn and get python training at affordable cost with placement facility. For more information, Call: +91-8041700110 or visit: www.nearlearn.com

Changes in hiring trends After Covid-19 Pandemic

As we all knows that Covid-19 is making it’s bad impact everywhere on the globe on every industry, corporates started changing their work strategies to make sure that their employees stay productive during the pandemic. Every working person is working from home right now, digital adoption and contactless processes will be the new trend in the post-Covid-19 era. Industry experts predicted that Covid-19 pandemic will have a long-lasting effect on corporates. From hiring new talent, to retaining employees, everything will be changed even after covid-19.

Demand for Data scientists: In the Covid-19 pandemic, the internet is the important thing because we cannot step out for entrtainment as well as for work and we are doing every task with help of entertainment whether it is for work, education or entertainment. As employees work from home, there is an increase in data usage across the globe. With this rise, the tech industry will have rise in the number of job opportunities for network engineers, tech engineers and in data science areas.

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Digital marketing: Digital marketing industry was on top before covid-19 too, but Covid-19 led to the more growth in digital marketing. While several print media had shut down, people were dependent more on online stuff even while cooking, exercising, or working from home. Digital marketing has helped many companies to cut down in marketing spends, leading to a growth of digital.

Future Scope of Digital Marketing

Cybersecurity analyst: Today, the whole world is struggling with covid-19 pandemic, hackers are attacking with various viruses in various forms of ransomware, or banking malware. Because of this, there is the rise in demand for Cyber Security Analysts and this field is trnding too.

The Virtual hiring process: We already experiencing a shift in the working culture as work from home and social distancing become the norm. Corporates are changing the whole recruitment strategy where virtual interviews via Skype, zoom calls or phones are taking place instead of walkins.

Soft skills will be the important factor: Every industry is hiring fresh graduates or we can say it is the need of every institutes. While hiring freshers, employers take the decision on the basis of technical knowledge as well as the soft skills like communication, leadership, creativity at work, critical thinking, problem solving & time management skills. Candidates with these skills are getting priority and being preferred by most of the employees.

Flexible working time: A 9-to-5 job is outdated and work is more about flexibility now. It is all about completing the task and being available and connected to each ither until task gets completed. Everyone needs to understand this now as Covid-19 pandemic is here, remote working will continue.

Covid-19 has shown us a different working lifestyle and the hiring process will continue as virtual because it is comfortable and convenient for both employer as well as for employees. On the work front, the Digitisation is going to continue with rise in digital and tech jobs.

Best Cryptocurrency Exchanges for 2020

A cryptocurrency exchange is a business that allows users to trade digital currencies. Many cryptocurrency exchanges offer to trade different currencies such as Bitcoins, Ethereum, Ripple, Altcoin, and many more.

1) Binance

This is a best crypto exchange that offers a platform where we can trade for more than 150 cryptocurrencies. Binance has an API that can integrate users current trading application.

Specifications:

Offers a wide range of tools for trading online.

24/7 support available.

Compatible with Web, iOS, Android, and PC client.

Both basic and advanced exchange interfaces are available for trading.

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2) Coinbase

Coinbase is an online platform useful for purchasing, selling, transferring, as well as storing digital currency. This platform provide services to more than 100 countries.

Specifications:

You can buy and sell any digital currency and can keep track of them in one place.

Both iOS and Android apps are available.

You will get an option to schedule your currency trading on daily, weekly, or monthly bases.

One of the largest cryptocurrency exchanges.

3) BitFlyer

This cryptocurrency exchange helps users to buy, sell Bitcoin and other digital currencies by paying some amount of fees. This is a cloud-based program and uses the latest encryption system to secure Bitcoins.

Specifications:

More secure.

Users can create custom alerts and get instant price updates.

Works for both Android as well as iOS devices.

It enables you to buy crypto with US Dollar.

4) KuCoin

KuCoin provides the latest and secure platform to trade between digital currencies. It provides a 24/7customer service.

Specifications:

It helps you to purchase Bitcoin safely.

offers you a quick and easy way of trading.

It takes very less time to create KuCoin account.

5) Poloniex

It is an online platform for cryptocurrency exchange. User can use it to buy, sell, and trade 60+ crypto assets.

Specifications:

You can connect this app to cards and banks.

It helps you to trade and store cryptocurrencies

6) Bitstamp

It is a cloud-based application for crypto exchange. It offers analytical tools for experienced and new traders. This platform allows you to purchase cryptocurrency using various money deposit options, such as credit cards.

Specifications:

No withdrawal limit.

This program allows you to connect WebSocket communication protocol for real time data streaming.

User can withdraw funds directly from your bank account.

It secure all personal data.

7) Cex.io

Cex.io platform helps you to buy and sell Bitcoins and it provides you many options to deposit funds using MasterCard, Visa card, or PayPal Debit MasterCard.

Specifications:

It allows user to trade USD for Bitcoins, Ethereum, and Ripple.

It provides full data encryption.

It supports mobile devices and websites.

Provides service in more than 35 states of the USA.

Join Nearlearn for Blockchain Training Course at affordable price. For more queries, Call: +91-8041700110

Top 5 Trending Technologies with Future Scope

In this article, we will discuss about the top trending technologies that will be the most useful in the future. Many technologies are getting developed day by day with their unique features but there are few which will have great scope even in future also. So, it it worth studying those technologies now and start getting experience to secure the future.

1. Artificial Intelligence (AI)

Artificial Intelligence has already gain too much popularity in the latest years, and still it is trending everywhere. It is also considered as a trending technologies nowadays with its other branches developed, which include Machine Learning. AI is nothing but the computer systems constructed to imitate human intelligence and perform tasks such as the reputation of images, speech or styles and choice making. AI has the ability to do these tasks in faster and in appropriate way than humans.

Most of the Americans use AI services every day including navigation apps, streaming services, smartphone personal assistants, trip-sharing apps, home private assistants, and smart home devices.

2. Machine Learning

Machine Learning is a similar of Artificial Intelligence or we can say it is a subset of AI. With ML, computer systems are programmed to do something they are no longer programmed to do: they do the research by way of discovering patterns and insights from facts and supervised and unsupervised forms.

Machine Learning is being deployed in all types of industries, growing a large call for professional professionals. Machine Learning applications are used for analytics, statistics mining and pattern popularity. Machine Learning technology producing limitless jobs every year. Machine Learning jobs include engineers, researchers, developers, and scientists too.

3. Robotic Process Automation or RPA

Like AI and Machine Learning, Robotic Process Automation, is also a trending technology. RPA is the usage of software to automate repetitive duties that humans used to do. It includes managing records, replying to emails and managing records.

4. Blockchain

Blockchain technology is the imprtant technology for cryptocurrencies which consist Bitcoin. The main advantage of blockchain is, it offers security that is beneficial in lots of different ways. In blockchain tewchnology there are many blocks containing information are linked to each other with security of the information stored in it.

Private blockchain is mostly used by any single organization whereas public blockchain is used by the government whee anyone can see the transactions maintaining transaprency. With blockchain, you don’t need any 3rd party to execute transactions hence it saves money also. Blockchain technology is used in many applications including, real-estate, Banking, Healthcare, Government entities and supply chain.

Many jobs are avaiable in blockchain technology with good salary so if you want to make career in this fastest growing industry, you need to start studying blockchain technology from now.

5. DevOps

Important Glue in between operations and development team is DevOps. Automation, Shell Scripts, Handling Server Connections, Monitoring Server Internals are some basic and important work in DevOps. This is one of the technologies having more number of job opportunities and good pay scale. If anyone dont want to learn deep programming and knows only the basic programming, Devops is the best career choice you have where you can do the better and secure your future.

Nearlearn is the top institute in Bangalore which provide training on top technologies including Blockchain, machine Learning and Artificial Intelligence. For more information, Call: +91-80-41700110 or visit: www.nearlearn.com

Comparison of top programming languages

There are several programming language options developers can choose from, but choosing the right or wrong programming language in developmenr can make the difference between project’s success and failure.

many programming languages seems similar but they never behave in same way, every language behaves different from another language. Developers and programmers need to do deep analysis of strengths and weaknesses of everything including the libraries, tools, and support behind those languages.

In this article, we are going to compare programming languages and for that, we provide three face-offs between popular programming languages. They are

Python vs. Ruby

Kotlin vs. Swift

Erlang vs. Elixir

Comparison between object oriented programming languages: Python vs. Ruby

Python and Ruby are popular object oriented programming language options for developers,

and both are considered as friendly for beginner. Few of the biggest factors in their similarities and differences are as follows

Python

Being an object-oriented programming (OOP) language and mostly used for website development, analytis, research, Artificial intelligence, machine learning and FinTech. Python has its big stack of well-documented libraries, easy code readability and hugh user community.Its Analytics capabilities and handling hugh data is been toped in industry. Repeatable code, automation is one of the simpliest feature. Its also been used as server-side scripting language and plays an important role in communication between backend and frontend components.

Ruby

Similar to Python, Ruby is a general-purpose object-oriented programming language consider as easy to read and write. It performs well for scripting tasks, and also for front-end and back-end app development. Ruby language is actually a mixture or blend of various languages, such as Perl, Smalltalk, Eiffel, Ada and Lisp.

One useful feature of Ruby is its garbage collection processes, which reduce memory utilization.

Comparison between Open source programming languages : Kotlin vs. Swift

Kotlin and Swift are two open source programming languages commonly related to Android and iOS development. There are some similarities between the two of them, but both has their own advantages and disadvantages.

Kotlin

Kotlin is created to streamline Android app development. basically, it is used to build business-facing and commercial applications. The main feature of Kotlin language is its use of the Low-Level Virtual Machine compiler framework to optimize runtimes. It has a Arrow library which gives developers access to patterns, type classes, data types and integration specifications.

Kotlin has a clean syntax but still it is still more complex to learn than Java, and also it has a small community which provides only a limited number of problem-solving resources.

Swift

developed by Apple, Swift is a compiled programming language also works for Android apps. It can integrates with the Objective-C language, as well as Apple’s development environment.

For those who are using Linux, Swift may like an immature language. Because Its Linux and native libraries are few, and it lacks a common build tool.

Concurrent programming language comparison: Erlang vs. Elixir

Two popular concurrent programming languages, Erlang and Elixir designed to create highly scalable systems. Pros and cons of each language are following

Erlang

Erlang is a functional and concurrent programming language mostly used for developing high available time and complex systems. Mainly it was used for designing telecoms but afterwards it increase its power to impress other industries like finance,healthcare and even in gaming.
Special feature of erlang is to handle parallel processing, which make it very easier to work with large volumes of requests in application every second.

BEAM, the virtual machine of erlang is the most important component specially designed for it.

Best thing about BEAM is it handles error within individual nodes which is the most awesome feature for developers when it comes to handled multiple large number of concurrent nodes.
Cool feature of erlang is its garbage collection, it removes outdated code using automated process and minimize the unnecessary memory used by application currently.

Understanding the syntax, is pain for beginners. Also developer libraries are limited as of now.

Elixir

Another awesome concurrent language,Elixir, uses Erlang’s BEAM underneath.
Handles shared memory and messaging asynchronously plus handles requests from one node to another one. Similar to Erlang it handles error within the problematic node.
Been a immutable language, Elixir simplifies refactoring and debugging.

While Elixir is easier to learn and code compare to erlang. It not faster than erlang.
The Elixir community is also still relatively immature, limiting support and less developer resources.

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Blockchain Technology: Everything You Need to Know

Blockchain is defined as a chain of blocks that are connected together and contains information and it is not possible to access the information without permission. Mainly Blockchain is used for securely transferring the items such as smart contracts, money or real estate deals. Once the data is recorded into Blockchain, it is difficult to hack it for hackers. This is the reason Blockchain is used in many industries such as banking, property related agencies or in hospitals to securely store patient’s medical history.

Internet is necessary to run Blockchain system and also, it needs software application, database and connected computer systems.

Blockchain and Bitcoin: what is the difference?

Blockchain is the technology behind bitcoins but without Blockchain technology one can not have a bitcoin. Bitcoin is a digital currency people can own or buy and Blockchain technology keep track of who owns the bitcoin.

You can have Blockchain without having bitcoin but you can’t have bitcoin without Blockchain this is the difference between Blockchain and bitcoin.

Why do we use Blockchain?

Time reduction: Blockchain plays a very important role in financial industry by quickly settling trades and it doesn’t need a lengthy process for verification of documents and clearance because all the required data is already available among all stack holders.

Unchangeable transactions: once you register any transaction in Blockchain, it is not possible to change it which means if any new block has been added to the Blockchain, it cannot be removed

Transparency: Public Blockchain are publicly viewable to everyone. So if any change are done in Blockchain, these are viewable to all people. So Blockchain offers greater transparency.

Collaboration: It allows two parties to transact directly with each other without any need of third party.

Apart from this, decentralization, Security, fraud prevention and reliability these are also reasons we need Blockchain Technology.

Public Blockchain

Public Blockchain are visible to everyone on the internet. It allows everyone to verify and add a block to the Blockchain and anyone can use a public Blockchain network.

Private Blockchain

The private Blockchain is limited within a single organization and it only allows specific persons of the organization to verify and add transaction blocks to the Blockchain.

Use case of Blockchain

Markets: used for the billng, data transfer

Govt. Sector: voting, digitisation of document, Notary services etc

Health: Data Management, Health Token, Record keeping and tracking

Art and Science: Super computing, Crowd Analysis

Accounting and Finance: Digital currency payment, Trading, Accounting etc.

Limitations of Blockchain Technology

  1. Higher cost
  2. slower transaction
  3. Transaction cost
  4. Risk of error

This is the introduction and some points about Blockchain technology everyone should know and understand. There are many myths about Blockchain technology that should get cleared in everyone’s mind.

NearLearn offers best blockchain training in Bangalore at affordable cost. We offer online, classroom as well as corporate Blockchain course with real time projects and case studies. Contact us to know more about upcoming training and fee structure. Visit: www.nearlearn.com Mail: info@nearlearn.com

Top Programming Languages to Learn for future

There are many programming languages to learn and each programming language has its own specification for a particular task or application. but for programmers and developers, it is important to know more than one language so that they can choose the right language for particular task.

But the thing is there are many programming languages and it is not possible for a single programmer to learn each in depth. The question is which are the main and important languages that you should learn​?

It’s all depends upon which type of company you want to do the job. For example, if you are interested in doing a job at big banks such as city bank then you should learn Java as it is the best programming language to learn.

If you want to get a Job popular tech companies such as Google, Facebook, or Microsoft then Python and JavaScript will be the best choice than Java

so, here is the list of top programming languages that one should learn to get a good job in the future:

Python

When python was developed in 1990, nobody has predicted that it would become the most popular programming language one day. Currently, Python is recognized as the number one programming language overall.

Python is the high-level language with very easy syntax comes with a set of libraries and great community support? Today python is the most important language used in various areas of software development.

Java

Java is the most widely used language in banking sectors. one of the main reason banks prefers java is it’s concurrency features.so while learning java, make sure you spend a good quality of time learning concurrency in Java.

C/C++

C++ is another major language that is also used in the banking sector and other buy-side firms. It’s mainly used in trading applications where performance is critical. C and C++ both are evergreen languages and everyone learned it in their school or college time but if you want to work on these languages, your school and college study is not enough and you need to learn it deeply.

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Javascript

JavaScript is the number one and popular language of the web. It’s frameworks like jQuery, Angular, and React JS has made JavaScript more and more popular. Since no one can stay away from the web, it’s better to learn JavaScript now. It is also popular for client-side validation.

Golang

This is another programming language one should learn this year. Currently very few developers know this language and it is not much popular but in the future, it is going to be the most demanding language with higher pay scale in the job. It is a little bit hard to learn this language and currently, there are few developers who are master in this language but if you want to secure your future, this is the right time to invest and spend your time in learning Golang.

PHP

If you still think that PHP is dead, then you are definitely wrong. Php is still very much alive and right now fifty percent of internet websites are built using PHP and still, it is good if you invest in learning PHP

from above listed points, we got an idea about top programming languages and this is the right time to learn them for the future. Near learn is the best institute in Bangalore which provides professional training on python and other top courses. If you are interested in learning any of the language or technology, feel free to contact us +91-80-41700110 or visit: www.nearlearn.com

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