“while true” Loop in Bash [4 Cases]
While true loop in Bash is a kind of while loop where the condition is always true. It is a …
Mitu Akter Mou
“while” Loop in Bash
Bash presents different types of loops and one of them is the while loop. A while loop in bash is …
Check Exit Code Equal to “0” or Not With Bash Case Statement
In Bash, the exit code “not equal to 0” represents the failure of a command. If the exit status value …
Case Statement in Bash
The Bash scripting language is renowned for its ability to automate tasks and manage system processes. One of its important …
File Information and Metadata
A file does not store only data, it comes with a lot of information related to the file called metadata. …
Else-If Statement in Bash
In the realm of programming, decision-making is a fundamental aspect of crafting effective code. Bash, a widely used Unix shell …
Bash If-Else Condition in One-Line [2 Ways]
In the traditional approach of using if-else structures, you had to write a bunch of lines of code to execute …
Check If Array Contains an Element in Bash [6 Methods]
Bash arrays provide a powerful tool for storing multiple values in one variable. While dealing with arrays, determining whether a …
How to Compare Strings in Bash With If Statement [6 Methods]
String comparison is the process of checking if a string is the same length as another string, if it’s longer …
How to Compare Numbers in Bash With If Statement [2 Methods]
Compare Numbers in Bash scripting is essential for a wide range of tasks, including arithmetic calculations and logical decisions. Therefore, it …
How to Check If a String is Empty or Not in Bash [5 Methods]
To check whether a string is empty, compare the string with empty string (” “): if [ "$string" == " …
How to Check If An Input Argument Exists in Bash [4 Methods]
When writing a bash script, it is a common task to check the input argument in bash to handle the …
Check If a Variable Exists in Bash Using If Statement
In Bash, the “if else” statement is used to control the flow of execution of the bash script statements. Within …
Check If a String Contains Substring, Number & Letter in Bash
Bash refers to the Bourne-again-shell, a popular script used in Unix-like operating systems such as Ubuntu. In bash, a string …
What is “$?” in the Bash if Statement? [8 Examples]
The $? is a special variable that holds the exit status of the last executed command in Bash. After executing …
If Else in Bash
Controlling the flow of statements execution in the bash program is a fundamental task of decision-making. Therefore, in the bash …
Yum Update Vs Upgrade [Basic Differences]
If you are confused about which command to use to update Linux packages, this article is for you. Here, I …
DNF Update Vs Upgrade [Which One Is Better]
dnf refers to the Dandified Yum which is an updated version of the yum package manager. This front-end package manager …
How to Use “sudo apt full-upgrade” in Linux [A complete Guide]
The ‘sudo apt full-upgrade’ command is used to upgrade packages to their latest versions by replacing or removing the old …
“apt-get update” Vs “apt-get upgrade” [What’s the Difference]
apt-get update and upgrade both commands are used in Debian-based Linux distros to update the software packages. Undoubtedly, the apt-get …
