Useful tips for everyday
How do you do random sampling? How to perform simple random sampling Step 1: Define the population. Start by deciding on the population that you…
When to use the sentinel2 driver in GDAL? Starting with GDAL 2.1.3, Level-1C with “Safe Compact” encoding are also supported. The SENTINEL2 driver will be…
What are breakpoints used for? Breakpoints are one of the most important debugging techniques in your developer’s toolbox. You set breakpoints wherever you want to…
Why does my iPhone keep showing 1 battery? If you power when it says 1% and the battery is still has charge your not resetting…
Where are the keyfiles stored in TrueCrypt? TrueCrypt can directly use keyfiles stored on a security token or smart card that complies with the PKCS…
What happens if a delete command is run on a table without a WHERE clause? If you will not provide where clause with delete statement,…
How does calling shell script from another shell script work? It has access to the environment variables that are set in the system or shell.…
How does a 2 wire fire alarm system work? Two-wire fire alarm systems work by allowing detectors, call points and alarm devices for each zone…
When to use tr command for character substitution? Using tr Command for Substitution The tr command can be used for character substitution. It takes two…
How does a delay circuit work? After some time, the voltage applied to the base of transistor becomes high enough to open the transistor. The…