Performace penalty for using == vs ===
665
Which equals operator (== vs ===) should be used in JavaScript comparisons?
147362
Is ternary operator, if-else or logical OR faster in javascript?
5528
Difference between $:=$ and $=$
118582
Using the equality operator == to compare two strings for equality in C
42137
Which one will execute faster, if (flag==0) or if (0==flag)?
32479
What's the difference between => , ()=>, and Unit=>
67684
Does moving variable declaration outside of a loop actually increase performance?
84421
variable === undefined vs. typeof variable === "undefined"
148572
LINQ: differences between single Where with multiple conditions and consecutive Wheres with single condition
54854
Does C# optimize the concatenation of string literals?
62074
Which is more effective: if (null == variable) or if (variable == null)?
59231
What is the " := " operator in (VB).NET or what is it good for?
94806
Is ||= in Ruby thread safe?
12387
What is "Best Practice" For Comparing Two Instances of a Reference Type?
33772
Is there any difference in equals and == for String variables?
20099
Is there any significant difference between using if/else and switch-case in C#?
15097
Is there any difference between IS NULL and =NULL