Useful tips for everyday
How do I download an AUR package? First we need to find the package in aur.archlinux.org. Then in package AUR page find the “Download tarball”…
Should I update my Macbook Pro from High Sierra? If your computer is running macOS 10.13 High Sierra or older, it will need to be…
Can I change my IATA code? IATA airline codes cannot be changed unless there is a strong justification for such a change. Request for changes…
How do I fix a corrupted SQLite database? General solution Copy corrupted map file (or other sqlite database) from your device to PC. Unpack it…
How do you append text to a cat? You can use cat with redirection to append a file to another file. You do this by…
Are resistors noisy? Thin film, metal foil and wire wound resistors have better noise characteristics than other types. Therefore, they are often specified in low-noise…
How do you join NULL values? Since it’s not possible to join on NULL values in SQL Server like you might expect, we need to…
Do you need CMake for OpenCV? The easiest way of using OpenCV in your code is to use CMake. A few advantages (taken from the…
What happens if you remove downstream O2 sensor? With the O2 sensor removed, your ECU can no longer calculate how much fuel should be injected.…
How to sum multiple column output with AWK? How to sum multiple column output with awk ? Top Forums Shell Programming and Scripting How to…