Using Bash sequence expression you can generates a range of integers or characters by providing the start and the end point of the range. In this guide, we will show you the basics of the sequence expression in Bash. Bash Sequence Expression# Below is the basic form of the sequence expression: {START..END[..INCREMENT]} The expression...
Using Gunzip command-line tool you can decompressing Gzip files. Gzip is the popular compression algorithms to reduce the size of a file and keep the original file mode, ownership, and timestamp. In this tutorial, we will show you how to use the gunzip command. Decompressing Files with gunzip# Below is the basic syntax for...
At the time of writing bash scripts, it’s often required to compare two strings to check it wether those are equal or not. Two strings are equal when they have the same length and contain the same sequence of characters. This guide shows you how to compare strings in Bash. Comparison Operators# Comparison operators...
The bash case statement can be used when you have multiple choices conditions. Using bash case statement, it will be more readable and easier to maintain instead of nested if statements. This tutorial shows you the basics and use of the Bash case statement in shell scripts. The Bash case statement has a similar...
In Linux, the echo command is most common and frequently used command. It will print the passed arguments to the standard output. Generally, echo command is used in shell scripts to show a message or output the results of other commands. echo Command# By default, the echo is built-in in Bash and other shells...
The touch command is used to create a new empty files and update the timestamps of existing files and directories. In this tutorial, we will cover how to use the touch command with examples. Linux Files Timestamps# At first, we will see the file timestamps in Linux. There are three timestamps of a Linux...
In Python, it’s a best practice to use the absolute paths. It’s little bit difficult while you are working with the relative paths. An absolute path specifies a file or directory location starting from the root directory, while the relative path begins from the current working directory. At the time of execution of Python...
Nginx is a free, high performance and open-source HTTP and reverse proxy server. It can be used as a standalone web server, and as a reverse proxy for Apache and other web servers. In this guide, we will show you how to start, stop and restart Nginx on Linux. For a system administrator or...
The du command is a short form of “disk usage” is used to get details of used disk space by given files or directories. Generally, it is used to find out the large size files which occupies more disk space. In this article we will cover how to use the du command in Linux....
Loop is the basic requirement of any programming languages. Loops are useful when you want to execute a series of commands until the certain condition is satisfied. In Bash, loops are useful for automating repetitive tasks. In this tutorial, we will see basics of for loop in Bash. There are three basic loop constructs,...