Useful tips for everyday
How to auto Mount Luks device using encrypted partition? If you perform this activity without using encrypt key then the reboot will halt with a…
What does the trace of a matrix tell you? In linear algebra, the trace of a square matrix A, denoted tr(A), is defined to be…
Which algorithm is used in Google search engine? PageRank PageRank (PR) is an algorithm used by Google Search to rank web pages in their search…
What is Fibonacci deviation? Fibonacci retracements are popular among technical traders. In technical analysis, a Fibonacci retracement is created by taking two extreme points (usually…
Can PDFs be indexed by Google? PDFs are just one of a large number of file types that can be indexed by Google. Google can…
Who won the 2020 BattleBots tournament? The Semi-Final winners were End Game (KO, 176 seconds) and Whiplash (3-0 UD). The Giant Bolt Award winners were…
Is digital signal a discrete signal? A digital signal is an abstraction that is discrete in time and amplitude. The signal’s value only exists at…
What does systemd command do? Systemd is a system and service manager for Linux operating systems. It is designed to be backwards compatible with SysV…
What do pre-commit hooks do? The pre-commit hook is run first, before you even type in a commit message. It’s used to inspect the snapshot…
What causes solder to crack? Cracks initiated at solder joints that are prone to propagation upon the exposure to environmental stresses. Common causes of this…