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- Difference between == and === in JavaScript - Stack Overflow
What is the difference between == and === in JavaScript? I have also seen != and !== operators Are there more such operators?
- What is the difference between the | and || or operators?
I have always used || (two pipes) in OR expressions, both in C# and PHP Occasionally I see a single pipe used: | What is the difference between those two usages? Are there any caveats when using
- An and operator for an if statement in Bash - Stack Overflow
Quote: For a more elaborate explanation: [ and ] are not Bash reserved words The if keyword introduces a condition to be evaluated by a process 1 The condition is true if the process's exit status is 0, or false otherwise) For use as condition evaluation processes, there is the test program (man test), which is a program that lets you evaluate simple conditions, like file existance tests
- What is Pythons equivalent of (logical-and) in an if-statement?
There is no bitwise negation in Python (just the bitwise inverse operator ~ - but that is not equivalent to not) See also 6 6 Unary arithmetic and bitwise binary operations and 6 7 Binary arithmetic operations The logical operators (like in many other languages) have the advantage that these are short-circuited That means if the first operand already defines the result, then the second
- Regular Expressions: Is there an AND operator? - Stack Overflow
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
- 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) To get rid of these do git fetch --all --prune
- Can I get or -and to work in PowerShell? - Stack Overflow
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 You have to take it on its own terms
- bitwise operators - What does the and instruction do to the operands . . .
What does the 'and' instruction do in assembly language? I was told that it checks the bit order of the operands and sets the 1s to true and anything else to false, but I don't know what it actuall
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