Difference between “or” and || in Ruby? [duplicate]
This question already has answers here: Difference between “and” and && in Ruby? (8 answers) Closed 2 years ago. What’s the difference between … Read more
operators
What is &&& operation in C
#include <stdio.h> volatile int i; int main() { int c; for (i = 0; i < 3; i++) { c = i &&& … Read more
Does the ternary operator exist in R?
As the question asks, is there a control sequence in R similar to C’s ternary operator? If so, how do you use it? … Read more
PowerShell and the -contains operator
Consider the following snippet: “12-18” -Contains “-” You’d think this evaluates to true, but it doesn’t. This will evaluate to false instead. I’m … Read more
What is the meaning of three dots (…) in PHP?
While I am installing Magento 2 on my Server, I got an error. After investigating the code and found that there is are … Read more
Are there pronounceable names for common Haskell operators? [closed]
Closed. This question is opinion-based. It is not currently accepting answers. Closed 4 years ago. Locked. This question and its answers are locked … Read more
What is the difference between & and && in Java?
I always thought that && operator in Java is used for verifying whether both its boolean operands are true, and the & operator … Read more
Double not (!!) operator in PHP
What does the double not operator do in PHP? For example: return !! $row; What would the code above do? Best Answer 6
Regex not operator
Is there an NOT operator in Regexes? Like in that string : “(2001) (asdf) (dasd1123_asd 21.01.2011 zqge)(dzqge) name (20019)” I want to delete … Read more
How does the bitwise complement operator (~ tilde) work?
Why is it that ~2 is equal to -3? How does ~ operator work? 1Best Answer 18
