Useful tips for everyday
How does a trigger work in PostGIS QGIS? Don’t UPDATE the tables, simply set the value of the NEW record; the NEW (and OLD in…
What is a series of questions called? questionnaire. noun. a set of questions that a lot of people are asked as a way of getting…
How do you use snake in JavaScript? JavaScript Snake. Press [space] to unpause. Use the arrow keys on your keyboard to play the game. How…
What is raccoon on Mac? racoon is a “key management daemon” involving the “SPD (Security Policy Database) in the kernel”. It’s not running on my…
How can I return 2 values? Returning Multiple values in Java If all returned elements are of same type. If returned elements are of different…
How do I create a private calendar? How to change your visibility to private for events on a Google Calendar On your computer, open Google…
How do you edit multiple lines in Notepad ++? Yes: simply press and hold the Alt key, click and drag to select the lines whose…
Is there an AirPlay 2 dongle? Belkin Soundform Connect AirPlay 2-enabled dongle has been launched in the US. The dongle is a plug-and-play device that…
What is Kalman filter for dummies? “Kalman filtering, also known as linear quadratic estimation (LQE), is an algorithm that uses a series of measurements observed…
What would cause a touch lamp to turn on by itself? Touch lamps are just trouble waiting to happen. The control is very sensitive and…