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The Most Popular Programming Languages in 2021

by Rohan Mathew
The Most Popular Programming Languages in 2021

When programmers are looking to develop their skills, they often need to know which languages are in the highest demand. Most code fragments that determine today’s language’s popularity are written on. Emanating from the TIOBE Programming Community index for March 2021, we overview the 12 most popular languages to code on. TIOBE is a quality indicator company that tracks over 1056 million software code lines in real-time world-wide. So, continue reading to find out information based on a reliable source. 

  1. C – rating 15.33%

C language took the highest position in March 2021 for the first time since 2001. This language is based on an imperative (procedural) or structured paradigm that becomes parental of such related languages like C++, Ch, Objective-C, Unified Parallel C, and Cilk. Static type system helps programmers freely cast a value between safety properties, effectively subverting the type concept.

The earliest version of the C language was created in the late 1970-80s after several run trials in the American National Standards Institute (ANSI) by developers Dennis Ritchie and Ken Thompson. Embedded C after 2008 has several new features and, as an imperative language, uses statements and common impressions to define actions. Even if the expression constantly evaluates true at runtime, most type checkers will reject the program as ill-typed because it is challenging for a static analyzer to determine that the branch will not be taken. Consequently, a static type checker will quickly detect type errors in rarely used code paths. 

  1. Java – rating 10.45%

This language is one of the top requirements among programming students still, they have many issues studying it. When they need Java assignment help, they can easily find it online due to the wide range of available sources on this language. As an object-oriented language, Java has syntax where code is class-based primarily, so it is easy to learn even if in practice it can be overwhelming. Anyway, this language is one of the most architecture-neutral programs and helps developers perform in building applications, creating program documentation, and performing automatic memory management.

Java has extended class libraries which makes it more usable while implementing development and design. The main libraries consist of JavaFX, generics, Java Naming and Directory Interface (JNDI), IO/NIO, functional programming (Lambda, Streaming), etc. Using Java in modern programming prevents logic errors and enables portable server-side applications. Comparing Java to other popular languages such as C# and C++, it has less complex syntax with context-free grammar. It simplifies many standard processes, which leads to automation. 

  1. Python – rating 10.31%

Python is the fastest-growing language in terms of programs, libraries, and applications. It includes machine learning, AI, web-development. Python is a general-purpose programming language, high level, interpreted with easy syntax and dynamic semantics. Guido Van Rossum created Python in 1989 to make programming easier for everybody who wants to join this industry. It is easy to learn, read, and dynamically initialized; therefore, Python is a language preferred by beginners and pros alike.

The most valuable Python feature is simplicity. It makes things move to a solution rather than syntax. Being an open-source language and free for anybody to use Python gain even more popularity. Modifications to Python are also allowed without any problem, which brings programmers to one more feature – portability. Python includes code-sharing options, which means anyone can suggest improvements and run code much more accessible. Python’s Embedding properties are also extended, so it succeeds as a scripting language in many software products. 

  1. C++ – rating 6.52%

C++ is a programming language that allows to explanation computer how to performs a specific set of instructions. It is very fast, commonly used, and easy to learn. One of the C++ strongest points is its code create programs that run incredibly quickly. Consequently, this language is great for game development and business applications. 

Most of the programs today, such as Google Chrome or Microsoft Office, are likely written in C++. The main reason how C++ achieves such great speed is that it is a mid-level language. It can quickly communicate with the hardware such as keyboard or screen but can still be reasonably programmed. Whereas high-level languages run slower, C++ is positioned as both easy to program in and boasting high speeds. Because of how close to the machine the chosen language operates on, C++ refers to low-level language that operates very close to the hardware and is this very fast. 

  1. C# – rating 4.97%

Choosing a language is really important, and what makes C# great is beautiful syntax. When programmers want to scale up their design and create great architecture, C# is a good choice for that. With C#, developers might build up a website, a console application, AI, or machine learning. It is one language for various purposes: the Raspberry Pi, Xbox game, website, or application. There are no limits to what programmers can do with this language; therefore, it increases in rating to #3 position in March 2012 and #5 in March 2021.

C# language features include constant evolving and extreme popularity. Memory management, code security, and other low-level stuff in this language can be built with the .NET framework. Unlike C++, in C#, programmers can refuse many manual things to do without sacrificing power. Working with C# helps develop any application based on the blueprint principle, so it is valuable for software efficiency in the future.

  1. Visual Basic – rating 4.85%

This is the fundamental language for coding on Microsoft software, and it provides a set of instructions to program on hardware. This is an advanced form of basic language and is widely used to run processes on a computer. The word “Basic” is an abbreviation and stands for B – beginners, A – all-purpose, S – symbolic, I – instruction, and C – code. This is a great program for beginners that’s why its position in the TIOBE table is increased from #49 position in January 2011 to #5 in June 2019. 

As one of the high-level programming languages, Visual Basic is very easy to write a program on. Its code runs in the response of an event such as mouse click or keypress. Visual Basic is a visual programming language that can rapidly develop a graphical user interface. This language follows an object-oriented programming technique in which the developer can visualize program issues and cope with them effortlessly. 

  1. JavaScript – rating 2.11%

JavaScript is one of the most widely used programming languages in the world right now. Such big companies as Netflix, PayPal, and Walmart develop internal applications around JavaScript. Knowing this language, programmers can implement their skills as front-end, back-end, or a full-stack developer who knows both ends. For a long time, JavaScript was only used in browsers to build interactive web pages. Some developers refer to JavaScript as a language for building full-blown apps for mobile, web, desktop, real-time, command lines, and even gaming tools. 

JavaScript code runs in browsers which are called JavaScript engines. For example, JavaScript engines in Firefox and Chrome are SpiderMonkey and v8. Ryan Dahl in 2009 took the open-source of a JavaScript engine in Chrome and embedded it inside a C++ program – Node. In that conditions, Node became a C++ program that includes Google’s v8 JavaScript engine. Thanks to this, programmers can run JavaScript code outside of a browser and build back-end for any application type. 

  1. PHP – rating 2.07%

PHP runs on a server, so when a user asks for a web-page, it is usually a PHP that goes in the background. For example, if an engineer installs a WordPress project, most of the folder’s files will contain .php docs. A pervasive thing that PHP is used for is making more accessible for users to log in and out of web page. For instance, when users want to log in first, they see plain HTML, but if they put credentials to it and press login, it will send a request to the server, and PHP will talk to the database to log customer in. 

PHP is also what loads the content on the website in WordPress. It is used to extend WordPress and make it more powerful. In the plugins page for WordPress, people can write extra PHP and attach it for more functions. A ubiquitous thing to do is to create widgets for WordPress. 

  1. Assembly language – rating 1.97%

This language relates to the groups of low-level programming languages. Each Assembly language is specific to particular computer architecture. In contrast, most high-level programming languages are generally portable across multiple architectures but require interpreting or compiling. Assembly language may also be called Symbolic Machine Code. It is converted into executable machine code by a utility program referred to as an assembler. 

The conversion process is referred to as assembly or assembling the source code. In this language, assembly time is a computational step where an assembler is run. Assembly language uses a mnemonic to represent each low-level machine instruction or operation, typically each architectural register, flag, etc. 

Many operations may require one or more operands to form a complete instruction, and most assemblers can take expressions of numbers and name constants as well as registers or labels. Freeing programmers from tedious, repetitive calculations depending on the architecture, these elements may also be combined for specific instructions or addressing modes using offsets for other data as well as fixed addresses. 

  1. SQL – rating 1.87%

Eventually, users store data online, and it’s called a database. SQL is a language that communicates with databases and lets users easily pull the information everyone wants to look at it. SQL (also Sequel) stands for the structured query language. This language works uniquely: to imagine SQL as a database as warehouse and data tables like filing cabinets. Data as files stores inside, and it lets SQL store and concisely protect all information. 

The warehouse databases were built using coding languages like C++, C, or Java. As regular Lego people need to access the files, they produce a storefront to the warehouse. In real life, customers can ask to add, delete, or maintain files. Building a whole app just to get to the files can take a lot of time and money. A specialized delivery translator lets developers transform requests into actions. From creating and joining to altering tables, SQL could do it all. SQL speaks to a specific kind of database called Relational Databases. This is essentially a tabular schema database: it is a lot like a data table with rows and columns.

  1. Go – rating 1.31%

In 2012 Go language was open-source, and before that, it was a closed source project internally in Google. The whole creation idea was rather than writing considerable servers, Go removes all of the fancy things and goes down to the simplest possible tool to manage programming tasks. To report powerful things, developers need a powerful language. What concerns Go language is that all processes are simplified and run very simply. It allows programmers to focus on what they’re trying to solve the problem rather than show how they’re solving it. 

Basing on such significant projects as Kubernetes made with Go, people in programming can better understand the language concepts. It is simple to read, and that’s the whole point of Go’s popularity. A running code with simple solutions is very effective when programmers are working with Go. 

  1. Swift – rating 0.95%

Swift is relatively new among other programming languages, and its announcement surprised developers at WWDC back in 2014. Taking all previous knowledge from Objective-C, Apple engineers built following generation programming language. The native iOS development admittedly is a niche programming language that is not widespread as Java, Python, or JavaScript. Still, it is beneficial for covering concrete OS needs. Moreover, Swift doesn’t limit but expands the career choices. 

This is a safe language with type safety objects: they can’t be nil unless the developer uses optional. A big thing about Swift is engineers want to have a lot of compile-time errors, not runtime errors. As newly aspiring programmers, they can easily see errors when writing a code when the code compiles in Xcode, whereas runtime errors are invisible until the app crashes. 

Summing Up

These programming languages are great for building software on any level so that every developer can manage their features. Still, before selecting a favorite language, you need to find out more about their characteristics. As you can see, some languages are suitable for containing and extracting information, and others are created to manage processes and actions. Learn preferable programming language due to your professional needs with our article’s help and choose which one you want to reach the goals with. 

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