Setting the proper file permission for any web application is an important part of web hosting. In this tutorial, you will learn how to change file permissions on folder and sub-folders recursively in a single command. As you know, In Linux everything is treated as a file. A folder is also known as directory...
How to Find all Files Containing a String in Linux. This tutorial will help you to search all files containing specific text string recursively. This tutorial uses “find” command to search string in files. Alternatively, You can also use grep command to search text. Command:- # find / -exec grep -l “string-to-search” {} ;...
This is the best practice to remove old unused files from your server. For example, if we are running daily/hourly backup of files or database on the server then there will be much junk created on the server. So clean it regularly. To do it you can find older files from the backup directory...
Some time we need to remove empty lines from a file. Its can be done manually if file have few lines but if file have thousands of line this is hard to be done manually. Use one of following method to remove empty lines from a file. Method 1 – Using sed Sed is...