Useful tips for everyday
What happens when you turn off the GPIO on a Raspberry Pi? If you use a GPIO that is by default pulled low, I’m pretty…
What does it mean to modulate light? the modulation of electromagnetic radiation in the optical region (visible light and ultraviolet and infrared radiation). In modulation…
What frequency do RFID tags use? Typically LF RFID systems operate at 125 KHz, although there are some that operate at 134 KHz. This frequency…
What do you need to know about electrical circuits? Lighting Basics. An electric circuit is an unbroken path along which an electric current exists and/or…
Does rm command Move to Trash? Using rm doesn’t go to trash, it removes. If you want to use the trash, there is nothing wrong…
How do I edit metadata? Can you manually edit metadata? Locate the intended digital file. Right-click it and select ‘Properties’ from the resulting popup. In…
How to capture characters from standard input without waiting for enter? The character is not echoed to stdout. _getch bypasses the normal buffering done by…
How do I change my team name on Microsoft teams? Changing the Team name You simply right click the Team name, select Edit Team and…
What is the memory chip? (1) An integrated circuit that holds programs and data permanently. memory, storage chip and flash memory. (2) An integrated circuit…
How do you interpret Matthews Correlation Coefficient? The Matthews paper (www.sciencedirect.com/science/article/pii/0005279575901099) describes the following: “A correlation of: C = 1 indicates perfect agreement, C =…