Optional in MatchQ
136870
Pattern matching with List and Optional
5512
How do I do a case-insensitive string comparison?
59863
How can I make the map::find operation case insensitive?
61837
Can you make just part of a regex case-insensitive?
126454
Java replace Matcher
22122
How do you use the ? : (conditional) operator in JavaScript?
74025
Making extra parameters optional
106848
Conditional WHERE in LINQ
36838
Using the compulsory argument for the optional argument?
2559
Is there a regular expression to detect a valid regular expression?
61783
Returning an unevaluated expression with values substituted in
65944
Easier way of writing null or empty?
37706
Using "nor" in a list without "neither"
54939
Regular expression: match start or whitespace
98778
Use second argument for optional first argument if not provided in macro
143395
How can I search (case-insensitive) in a column using LIKE wildcard?
26924
LIKE operator in LINQ