7 May 2020

What is an IDE and Why Do You Need One


So, an IDE or an Integrated Development Environment is a software application that contains many other essential tools for developing software. All the tools included in the IDE helps developers in many ways. Tools like code autocompletion and syntax highlighting will increase developer's productivity and gives them more easiness when writing codes. Cutting out an amount of time required to develop a program or software while reducing the number of works needed to be done manually by developers (automation). I'll be using Netbeans as an example for all the features, but other IDEs has almost the same functionality as shown in the pictures.


Key Feature of an IDE



In any case, IDE has many features which benefit developers. I've listed out some of its key elements in the following:

·         Source code editing
·         File Management
·         Syntax highlighting
·         Code Autocompletion
·         Building an executable program
·         Debugging


Netbeans IDE with Dracula theme


I know this is somewhat obvious when an IDE job is to develop software and of course it can let us edit our source code. But some programming languages source files could be modified by simply using the window's notepad. But it would be tough to write code in a notepad as we need to open each file that we want on a separate window. So, this is where an IDE comes in handy. In an IDE we can open as many files we want without opening each file in a separated window. Each opened file can be navigated freely by changing the through the tabs. You can also view two or more files at the same time by separating them into a different position in the IDE (split view) and edit the files alongside each other.



File Management



Netbeans File Manager

Besides that, most IDE will have a file manager installed alongside the IDE. It shows you the files as well as the folders of the projects that you're working on. This lets us keep track of our project progress easily while reducing the hassle when managing files and folders. The file manager also enables you to create, edit, move and delete files as well as folders.



Syntax Highlighting


A code snippet in Netbeans using Java


opening a Java code in window's notepad

IDE also provides programmers with visual cues according to their programming languages. Different type of keywords has different highlighted colour, making the code easier to read and understand.


Code Autocompletion




Netbeans Java code autocompletion

One of the most popular features that programmers love about when using an IDE is the ability of the IDE to auto-complete the code by predicting what the programmer is going to type. This saves many keystrokes that programmers need to type, therefore saving precious time for other development areas.




Running a single Java file program.

Programming languages like Java and C++ source code needs to be compiled first before we can use the program. The compilation process will need the programmer to provide a command with some parameter (that's to be passed) required by the compiler, which requires some amount of time to write the command. Although this could be solved by using scripts to automate the compiling process. But IDE lets us skip this part by helping us automatically compile our project files. We can also configure the process ourselves if we need to add some custom option during the compilation.


Debugging



Missed a semicolon which will produce a compilation error when the program is compiled

When writing a program, no programmers can avoid writing bugs and make program errors. When a program doesn't run correctly, IDE which has debugging tools installed will let the programmer know about the error and possible ways to solve the error. IDEs will also provide programmers with a guide to prevent them to unconsciously that will definitely cause an error during the compilation process.


That's all in this article, thanks for reading. I hope you now know what an IDE is and the use of it is. If you have any comments, suggestion, or critics, feel free to leave a comment below. By the way, if you find this article helpful, remember to share it with others that might find it useful.

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