Useful tips for everyday
What do you mean by open-collector output? An Open Collector output is an NPN transistor. An NPN transistor allows the sinking of current to common.…
How do I turn off Mac Catalina camera? Disable Webcam in Catalina and Later Launch System Preferences, click on Security & Privacy, then Privacy. From…
How do you remove elements from one list to another? Use list. remove() to remove the elements of a list from another list list_1 =…
Can I upgrade to High Sierra instead of Catalina? You can just use the macOS Catalina installer to upgrade from Sierra to Catalina. There is…
Can I download Android 5? For those who can’t wait, there’s a quicker way to get Android 5.0 Lollipop on Google Nexus 4, Google Nexus…
How do you find the maximum value of a column? If the cells are in a contiguous row or column Select a cell below or…
How do you take a high resolution screenshot on iPhone? On an iPhone or iPad, press the home button and the power button at the…
How do I get rid of white overprint in Illustrator? If the Discard White Overprint option is not selected in the Document Setup dialog, it…
Do keyloggers work on VMS? Here’s how it would work: Keylogger is on host machine: even VM sessions will be keylogged. Keylogger is on virtual…
Where can I find custom vector tiles in PostGIS? You can combine OpenMapTiles with your custom vector data saved in PostGIS database (there is the…