Useful tips for everyday
How do I Encrypt a flash drive on Mac Catalina? In the Finder on your Mac, open a window, then Control-click the item you want…
How do I change the theme in Drupal 9? In the Manage administrative menu, navigate to Appearance (admin/appearance). Under Installed themes, you will find Bartik…
What does keep me signed in do? The Keep me logged in feature will download a cookie that allows you to access Questionmark from the…
Do pilots use brakes when landing? In addition to wing spoilers, airplanes use disc brakes. Airplane disc brakes are similar to the braking system in…
What is digital signature enforcement? Windows device installation uses digital signatures to verify the integrity of driver packages and to verify the identity of the…
Why is my YouTube channel URL not working? Disable your browser extensions and check again. Sometimes, you may need to wait up to two weeks…
How do I make my AirPort Express discoverable? How to use AirPort Express for AirPlay 2 with existing router Plug the AirPort Express into the…
What is the expected value of y in a simple linear regression model? The expected value of the simple linear regression model y=β0+β1x+ϵ is typically…
What is the difference between Apple Lossless and AAC? The ALAC format option in iTunes is short for Apple Lossless Audio Codec (or simply Apple…
What is direct digital synthesis used for? Complete Direct Digital Synthesis (DDS) is a technique for producing an analog waveform by manipulating a fixed system…