Bash Shell
Using Colors in Shell Scripts
Shell scripts are great tools that help you automate tasks on Unix-like operating systems. You can even make them look…
Category: Bash Shell
Bash Shell
Calculate difference between two dates in Bash
In Bash, you can easily calculate the difference between two dates. This can be useful in various scenarios, such as…
Bash Shell
Checking If a Command Succeeded in Bash Using the `$?` Special Variable
In Bash, it is often necessary to check if a command succeeded or failed. For example, you may want to…
Bash Shell
How to Generate Random String in Bash
A random string is a sequence of characters that is generated randomly, rather than being determined by a set pattern…
Bash Shell
Efficiently Reading a File Line by Line in a Shell Script
Reading a file line by line is a common task in many shell scripts, as it allows you to process…
Bash Shell
Check if a Variable Contains a Number in Bash
A number is a combination of 0-9 digits—the Bash variables stores all value in the form of strings. Even if…
Bash Shell
How to run a command on bash script exits
Shell scripts are handy for automating tasks like backup databases, clearing log files, etc. You need to perform some tasks…
Bash Shell
How to Detect and Handle Errors in Your Bash Scripts
We can use the trap command to catch the error signal system by the system during script execution. Then you…
Bash Shell
Shell Script to Backup Website to Amazon S3
Amazon Web Services’ Simple Storage Service (Amazon S3) is a highly reliable and scalable cloud storage solution. It offers cost-effective…
Bash Shell
Creating Menu in Shell Script (Linux Select Command)
Bash Select construct is used to create a numbered menu from the list of items. That is helpful for shell…