Difference between "or" and || in Ruby?
23313
Difference between "and" and && in Ruby?
135065
&& (AND) and || (OR) in IF statements
7169
JavaScript OR (||) variable assignment explanation
36929
Why does comparing strings using either '==' or 'is' sometimes produce a different result?
34304
Precedence of the shell logical operators &&, ||
66648
In what cases should I use a comma before "or"?
12091
Are if else statement equivalent to logical and && or || and where should I prefer one over the other?
36012
What is the difference between ./ and ../?
94806
Is ||= in Ruby thread safe?
32226
What does "options = options || {}" mean in Javascript?
18051
Negation of 2 things: "and" or "or"?
35297
Should searching by default be AND or OR?
158935
What is the difference between short (&,|) and long (&&, ||) forms of AND, OR logical operators in R?
54261
OR behaviour in python:
83756
What's the difference betwen " and ' - and when to use it?
127087
What does the "|" (single pipe) do in JavaScript?
78438
OR condition in regular expression in perl