Knowing how to replace a string in a file helps if you want to create Bash scripts to automate the[…]
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Tag: learn bash scripting
Find the Number of Arguments Passed to a Bash script
One of the basic things required in Bash is detecting the number of arguments passed to a script. The reason[…]
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Bash Unary Operator Expected: What Does It Mean?
The first time I saw the error “Bash Unary Operator Expected” in the Linux terminal I thought:”And now? What do[…]
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Bash Bad Substitution Syntax Error: Simple and Quick Fixes
Sometimes while writing a Bash script I have seen the Bad substitution syntax error and looking at forums I realised[…]
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Bash Export Command: Everything You Need To Know
The export command is a built-in command of the Bash shell that is very handy to know when you work[…]
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Bash Syntax Error Near Unexpected Token: How to Fix It
Have you ever seen the message “syntax error near unexpected token” while running one of your Bash scripts? In this[…]
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Bash Sleep Command: A Quick Guide to Use It in Your Scripts
Why would you make your Bash script sleep? We usually want a script to run fast, but not always… In[…]
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Bash While Loop: An Easy Way to Print Numbers from 1 to N
In this article you will learn how to create a while loop in Bash. While loops are used in Bash[…]
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Check If a File or Directory Exist using Bash. How?
In Bash scripts is very common to check if a file or a directory exist. How do you check if[…]
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Using cURL in a Bash Script: Get the Response Code from an API
Using the cURL command in a Bash script can be useful, but why? We live in the era of APIs…[…]
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