Many times you may need to delete empty lines form text file in Linux. Here is how to remove empty lines in Linux using awk, sed and grep.
How to Install Supervisor in RHEL/CentOS/Fedora
Supervisor is a useful utility that allows you to manage processes and tasks in Linux. Here are the steps to install supervisor in Ubuntu.
How to Install OpenSSL in Ubuntu
OpenSSL is a useful utility to generate SSL certificates. Here are the steps to install OpenSSL in Ubuntu.
How to Reset Root Password in Ubuntu
Sometimes you may need to reset root password in Ubuntu because you may have forgotten it. Here are the steps to reset root password in Ubuntu.
How to Sort CSV File in Python
Sometimes you may need to sort contents of CSV file in python. Here is how to sort CSV file in Python.
How to Read Binary File in Python
Sometimes you may need to read binary file line by line or read bytes from binary file. Here is how to read binary file in python.
How to Read User Input in Python
Sometimes you may need to take user input or read user input in Python. Here is how to accept user input in Python.
How to Empty List in Python
Sometimes you may need to delete list items, clear list in python or remove list elements. Here is how to empty list in python.
How to Open Image in Terminal
Sometimes you may need to display image in terminal or view images in terminal. Here is how to open image in terminal.
Bash Sort By Column
Sometimes you may need to sort the result of shell command. Here is how to sort bash command by column.