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 ...
Difference between & and && in C? - Stack Overflow
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 …
bitwise operators - What does the 'and' instruction do to the operands ...
Dec 4, 2018 · 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 …
Pandas replace and downcasting deprecation since version 2.2.0
Nov 26, 2024 · Replacing strings by numerical values used to be easy, but since pandas 2.2. the simple approach below throws a warning. What is the "correct" way to do this now? >>> s = pd.Seri...
What is the difference between "++" and "+= 1 " operators?
Oct 20, 2012 · @leftaroundabout: Integers and iterators have nothing to do with one another. We aren't talking about pointers here (and the proper generalization of i += 1 would be std::advance (i, 1)), and …
Difference between Boolean operators && and & and between || and
According to the R language definition, the difference between & and && (correspondingly | and ||) is that the former is vectorized while the latter is not. According to the help …
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
Can I get "&&" or "-and" to work in PowerShell? - Stack Overflow
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css selectors - CSS "and" and "or" - Stack Overflow
May 9, 2010 · Learn about CSS selectors, including how to use "and" and "or" for efficient styling on Stack Overflow.
How do I delete a Git branch locally and remotely?
Jan 5, 2010 · 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 …