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Difference between Argument and Parameter

Date August 24, 2022
Views 891 Views
Reading Time < 1 Min Read
Programmers use the terms argument and parameter interchangeably. When someone says argument or parameter, they mean the same thing. However, there is a difference.
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How to Enforce JTextField to Allow Only Numeric Input Data of Limited Length?

Date August 24, 2022
Views 10,983 Views
Reading Time 3 Mins Read
The JTextField component in javax.swing package is a general-purpose text field that accepts any input character. Often applications need to restrict the text field to accept only a certain type of inputs. One such use case is – the text field only allows numbers without decimal points (integers) and also it must restrict the length…
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View Files in Tree Structure for Mac, Linux and Windows

Date February 20, 2022
Views 4,940 Views
Reading Time 2 Mins Read
Tree command recursively lists files and folders in a tree structure. This provides an excellent overview of what a folder contains. On Windows tree command is available by default. However, there is no default tree command available on Linux and Mac. In this article, I’ll share steps to use tree command on Mac, Linux, and…
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Update Cached Credentials in Git Repository

Date February 18, 2022
Views 1,540 Views
Reading Time 2 Mins Read
If you have cached your git credentials for a repository or globally, a couple of scenarios might arise: 1. Cached credentials need to be updated for a single repository or globally 2. Cached credentials need to be removed for a single repository or globally.
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vim Syntax Highlighting

Date January 25, 2022
Views 1,950 Views
Reading Time < 1 Min Read
The syntax highlighting feature of text editors mark keywords, operators, numbers, string, etc. differently according to the programming language constructs. For developers, modern IDEs offer syntax highlighting.
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vi Show Line Numbers

Date January 25, 2022
Views 1,218 Views
Reading Time < 1 Min Read
Knowing the commonly used vi editor commands is absolute bliss. You can get your work done much faster with frequently used commands. In this article, I’ll share the commands to show line numbers in the vi editor temporarily for a single session, and permanently as well.
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vi goto line

Date January 24, 2022
Views 3,647 Views
Reading Time 2 Mins Read
Knowing the commonly used vi editor commands is absolute bliss. You can get your work done much faster with frequently used commands. The command to go to a specific line is one of those frequently used commands.
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Work With vi Editor Like a Pro

Date June 14, 2021
Views 4,239 Views
Reading Time 3 Mins Read
People working in system engineering in Linux and Mac still prefer vi. In this article, I’ll highlight 20 commands when practiced, will enable you to use the vi editor like a pro.
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Launch Visual Studio Code from Command Line

Date March 4, 2021
Views 1,537 Views
Reading Time < 1 Min Read
Visual Studio Code is an increasingly popular tool for developing software applications. It is comparable to Atom, Sublime Text etc. To launch any tool from the command prompt, the path of the tool executable has to be present in PATH environmental variable. This is either done automatically at the time of installation of the tool…
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