Useful tips for everyday
Do routers still use WEP? Wireless encryption methods WEP was officially deprecated in 2004 because it is less secure than the newer methods. However, it…
Which carrier uses GSM in the US? AT In the US, Verizon, US Cellular, and the old Sprint network (now owned by T-Mobile) use CDMA.…
Does mobile hotspot work in sleep mode? The way it is right now, as long as the hotspot is turned on, the computer will never…
Do filmmakers use gimbals? The filmmakers behind the series explain that they incorporated gimbal technology into the second production. A gimbal can be used for…
Is auto increment necessary for primary key? To have an auto-increment PK makes it easy to create a key that never needs to change, which…
What is replication conflict? A conflict occurs when one or more entries are updated simultaneously on multiple servers and the changes are incompatible, or causes…
How do you write a transfer function for a circuit? The transfer function H(s) of a circuit is defined as: H(s) = The transfer function…
How much voltage is needed to change a transistor? Note in the formula above, that VBE(sat) is the required base voltage that must be present…
What size battery do I need for a 2000 watt amp? The easiest rule of thumb to follow with electrical upgrades is that for every…
How do you implement a protocol in Objective-C? In Objective-C, protocols are declared with the “@protocol” keyword. Below is an example of declaring a protocol…