Useful tips for everyday
Can a shell call another script but not exit? The return builtin exits only the sourced script and not the whole process — that’s one…
Is it possible to crack The Vigenere cipher? This shows that the same letter can be achieved by different plaintext letters. Although more difficult, it…
What is the difference between intra group and inter group? Inter- is a prefix that means between two groups, and intra- is a prefix which…
Can we reuse template literals? The word template in web programming makes one think of a reusable document or string you can combine with model…
How to create a multiple choice menu in bash scripts? In this Linux quick tip we showed you how to create a multiple choice menu…
Do Germans indent their paragraphs? Unless you’re German (like me), indentation is a total must, even for two-liners – according to German typography authority Jan…
Why do we need a step down converter? Monolithic step-down converters capable of operation at high input voltages are usually optimized for efficiency at high…
Is a way of animating objects using bones? Skeletal animation or rigging is a technique in computer animation in which a character (or other articulated…
What happens if I use two VPNs? Let’s put it simply: just installing and connecting two VPN clients at once won’t work. When activating the…
How do I get data validation from another sheet in Google Sheets? To specifically add cells from another sheet to a dropdown: Select the cell…