by Sai gowtham

How to check if the file does not exist in Bash

In this tutorial, we are going to learn about how to check if a given file exists or not in Bash.

To check if a file exists or not in bash, we can use the logical not operator (!) in the test command.

Here is an example:

if [ ! -f /tmp/songs.txt ]; then
    echo "File does not exits"
else
    echo "File exists"
fi

-f option is used to check for a regular files.

Css Tutorials & Demos

How rotate an image continuously in CSS

In this demo, we are going to learn about how to rotate an image continuously using the css animations.

How to create a Instagram login Page

In this demo, i will show you how to create a instagram login page using html and css.

How to create a pulse animation in CSS

In this demo, i will show you how to create a pulse animation using css.

Creating a snowfall animation using css and JavaScript

In this demo, i will show you how to create a snow fall animation using css and JavaScript.

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