Synchronising Clocks on Server

How to synchronise system clock with hardware clock on the server and how to synchronise it with the NTP service.

Learn How to Parse JSON in Terminal using JQ

Learn how to parse json in terminal

Javascript post and pre-increment operator

post increment evaluates to un-incremented value of operand while pre increment evaluates to incremented value of operand.

Time Saving Yaml Tricks

All the ways to `git add`