Useful tips for everyday
What happens if you plug a power strip into an extension cord? When Not To Use Them This ongoing use can cause your extension cord…
How do I contact Facebook about a fake account? Go to the profile of the fake account. If you can’t find it, try searching for…
How do I create a rule in WAF? The simplest way to create a custom rule is to use the Editor in the WAF Console.…
How do you look up a named range? Find named ranges You can find a named range by going to the Home tab, clicking Find…
How to check the number of arguments in a shell? You can check the total number of arguments which are passed in command line with…
How do you find the covariance? Covariance is calculated by analyzing at-return surprises (standard deviations from the expected return) or by multiplying the correlation between…
Is a lexer a scanner? A program that performs lexical analysis may be termed a lexer, tokenizer, or scanner, although scanner is also a term…
How can a battery have amps but no volts? A battery can have zero volts across it and current flowing if it is being short…
What is error function cost function? Cost Function quantifies the error between predicted values and expected values and presents it in the form of a…
How many times does a phone ring before answer phone? If you don’t want someone to know you are eager to talk with them, you…