Sometimes you may need to store result in key-value dictionary in shell script. Here is how to create dictionary, add key-value pairs, update key-value, retrieve value in Shell script.
How To Copy Table in Redshift
Sometimes you may need to duplicate table in Redshift or create backup table. Here is how to copy table in Redshift.
How to Block Website in Linux
Sometimes you may need to block websites, domains and ip addresses in Linux. Here is how to block website in Linux.
How to Clear Terminal History in Linux & MacOS
Sometimes you may need to clear history of commands in Linux or MacOS. Here is how to clear terminal history in Linux & MacOS.
How to Show Asterisk for Password in Ubuntu
By default, Linux does not show password you type. Here is how to show asterisk for password in Ubuntu.
How to Verify PGP Signature of Downloaded Software in Linux
Sometimes you may need to verify PGP signature of downloaded software in Linux. Here are the steps to do it.
How to Convert RPM to DEB files in Linux
Sometimes you may need to convert RPM to DEB files. Here is how to convert RPM to DEB Files in Linux.
How to Install .deb File in Ubuntu
.deb files are software packages for Ubuntu/Debian Linux. Here is how to install .deb file in Ubuntu.
How to Provide Sudo Access to User in Linux
Sometimes you may need to give sudo privileges to users in Linux. Here are the different ways to provide sudo access to user in Linux.
How to Kill Process Running on Specific Port
Sometimes you may need to kill processes running on particular port. Here is how to kill process running specific port.