And Measurement

Understanding and measurement requires examining multiple perspectives and considerations. Logical operators ("and", "or") in Windows batch - Stack Overflow. How would you implement logical operators in Windows batch files? Difference between & and && in C?

In relation to this, the & operator performs a bit-wise and operation on its integer operands, producing an integer result. Thus (8 & 4) is (0b00001000 bitand 0b00000100) (using a binary notation that does not exist in standard C, for clarity), which results in 0b00000000 or 0. The && operator performs a logical and operation on its boolean operands, producing a boolean result. Thus (8 && 4) is equivalent to ((8 ... Difference between Boolean operators && and & and between || and | in R. Similarly, according to the R language definition, the difference between & and && (correspondingly | and ||) is that the former is vectorized while the latter is not.

This perspective suggests that, according to the help text, I Equally important, regular Expressions: Is there an AND operator? Obviously, you can use the | (pipe?) to represent OR, but is there a way to represent AND as well? Specifically, I'd like to match paragraphs of text that contain ALL of a certain phrase, but in no What are the differences between .pem, .cer, and .der?.

To use the public key contained in the certificate (and signed by the signature in the certificate) you should use any library that parses X.509 certificates and performs RSA encryption. You could use a tool that detects/handles PEM encoding or you could first convert the certificate to DER by stripping off the PEM encoding. The OpenSSL command line contains lots of options to convert between ... Can I get "&&" or "-and" to work in PowerShell? The quickest way to real frustration when learning PowerShell is to start by thinking that it is just an expanded CMD or bash.

It has a fundamentally different model, epecially when it comes to input, output, piping, and results. Start with a good tutorial or overview, and don't try too hard to make syntax from other shells work. Equally important, you have to take it on its own terms.

How do I delete a Git branch locally and remotely?. Don't forget to do a git fetch --all --prune on other machines after deleting the remote branch on the server. ||| After deleting the local branch with git branch -d and deleting the remote branch with git push origin --delete other machines may still have "obsolete tracking branches" (to see them do git branch -a). Building on this, to get rid of these do git fetch --all --prune. css selectors - CSS "and" and "or" - Stack Overflow.

Learn about CSS selectors, including how to use "and" and "or" for efficient styling on Stack Overflow. From another angle, what is the difference between the && and and operators in Ruby? java - && (AND) and || (OR) in IF statements - Stack Overflow.