difference between if ( !statement) and if (statement != true)?
131761
Boolean expressions in Java
62074
Which is more effective: if (null == variable) or if (variable == null)?
102641
ObjectiveC: if (obj) {...} AND if (obj != nil) {...}, which is better?
83887
"in case" vs. "if"
125415
Why is undefined == undefined but NaN != NaN?
69495
Difference between \if and \ifx
152318
Quick issue regarding "if" statement
70140
Is there a VB.net equivalent for C#'s ! operator?
134742
String comparison in Python: is vs. ==
50708
How to use OR condition in a JavaScript IF statement?
3574
What is the !! (not not) operator in JavaScript?
141294
Does "if ([bool] == true)" require one more step than "if ([bool])"?
17078
if(false==condition). Why?
72909
What does the |= operator do in Java?
127005
' ... != null' or 'null != ....' best performance?
38716
Is there a difference between “?!” and “!?”?
92055
In JavaScript, why is "0" equal to false, but when tested by 'if' it is not false by itself?