Useful tips for everyday
What is a package file in Mac? A package is a collection of files that your Mac reads as one file. By default, Pages, Numbers,…
How do I create a backup script in MySQL? In order to properly automate backups, you must follow the following steps: Create a database backup.…
Is Web scraper extension free? Scraper is a chrome extension for scraping simple web pages. It is a free web scraping tool which is easy…
How does order by Random work in SQL? Notice that the songs are being listed in random order, thanks to the random () function call…
How does thermal noise affect the time domain? Thermal noise produces fluctuations about some average voltage that are Gaussian distributed in the time domain. These…
Are particles always touching? The particles in a liquid usually are still touching but there are some spaces between them. The gas particles have big…
How do you test for curvilinear relationship? If there is significant variability accounted for in Y by X squared in the second step, then there…
What is voltage safety factor of SCR? The value of voltage safety factor lies is in the range of 2.0 to 2.5. What does the…
How do I get the current keyboard layout in Linux? 1 Answer. Now you can run the command ./xkblayout-state to get the current layout, e.g.…
Is RPi GPIO installed by default? GPIO library is now installed in python, but it won’t be loaded by default. To use GPIO library in…