Useful tips for everyday
Can I declare variable in view? You can’t declare variables in a view. Could you make it into a function or stored procedure? Edit –…
What is a good ROA percentage? 5% An ROA of 5% or better is typically considered a good ratio while 20% or better is considered…
Can you cite a chapter of a book? The basic format for citing a book chapter in MLA format is: Author(s) of Chapter. “Title of…
What is the difference between a signature and a checksum? Digital signatures are a form of checksum, in that they provide data integrity, but they…
Are contests considered gambling? Virtually every state has a law that prohibits illegal gambling. These statutes define an illegal game as having three elements –…
Should you use bitwise operators? Bitwise operators are a great way to make very efficient use of space when representing data. Imagine the following situation:…
Are structs stored on the stack? Most importantly, a struct unlike a class, is a value type. So, while instances of a class are stored…
What is conditional and unconditional variance? the unconditional variance is just the standard measure of the variance. var(x) =E(x -E(x))2. the conditional variance is the…
Are outcomes and events the same in probability? Yes, an outcome is the result of a random experiment, like a rolling a die has six…
Why current gain is negative? Negative gain means the output is inverted from the input. For the gain to be negative, the output would have…