How to Remove a Command from History in Linux
The history command in Linux displays the list of previously executed commands in a tabular format; with the first column displaying the number of
How to Run a Python Script in PHP
PHP (which is a recursive acronym for PHP Hypertext Preprocessor) is one of the most widely used web development technologies in the world. PHP
How to Change the Output Color of ‘Echo’ in Linux
The echo command in Linux is used to display a string or a set of strings onto the terminal. The string(s) is passed as
How to Compile and Run C Program in Ubuntu
Linux is getting popular in programming for developers because of being a free and open-source operating system. In Linux, most of the programming software
How to Log into a Postgresql Database from the Command-line
I am new to the Postgres database management system. How can I access or log into a Postgres database from the command line? This
How to Permanently Set $PATH in Linux
The PATH is an environment variable that contains the search path (a colon-separated set of directories) for executing commands and scripts. The PATH variable
How to Filter Log File Entries Based on Date Range
If you are facing difficulty while systematically reading log files in Linux. Then you are in the right place. Simply doing cat to read
How to Redirect Output to a File and Stdout in Linux
At some point where you want to save command output into a specific file for any reason, like debugging. In Linux, to save the
How to Delete Memory Buffers and Cache in Linux
Deleting the buffers and cache reduces the performance of the Linux system! If you’re here because you thought that freeing buffers and cache was