TeX is ignoring an optional value
91007
Extra inter-line spacing in a tabular environment
86214
if(!isset($_POST["user"]) ignored and returns Undefined Index
79162
Javascript null or empty string does not work
8470
Forcing a SimpleXML Object to a string, regardless of context
79272
Optional argument to \item
5640
How to check a string against null in java?
1625
LaTeX: optional arguments with square brackets
14045
What value TeX uses as its minimal unit
99771
Quotes inside a variable are ignored
108124
Tex Nested Loops
15867
] inside an optional argument
152345
Omitting the second expression when using the if-else shorthand
72136
Why is my use of the ?: conditional operator incorrect?
9719
getopt fails to detect missing argument for option
3265
How can I test if a variable is empty or contains only spaces?
36270
Nullable type issue with ?: Conditional Operator
126341
Avoiding IF ELSE due to variable been NULL