Double loop in Plain TeX
108124
Tex Nested Loops
133096
Remove Doubles on multiple objects
55524
How to find out if the value contained in a string is double or not
94578
How do I use multirow in LaTeX?
23459
How can I truncate a double to only two decimal places in Java?
128464
How to avoid floating point precision errors with floats or doubles in Java?
139303
Is there an easy way to output two columns to the console in Java?
53541
Double return within  breaks markdown
7767
Invalid conversion from 'int' to 'double*'
11551
replace often used Tex-Literals ($ and $$) for math regions into \( or \) and \[ or \]
41634
Is there a printable version of a reference manual for all TeX primitives?
131353
Typesetting double brackets and double parentheses
150767
Whats wrong with this simple 'double' calculation?
44314
How do I create "double-struck" square brackets in math mode?
47308
Is there a script that reads a TeX file and replaces every instance of a \newcommand?
114915
:: (double colon) operator in Java 8
153080
Can we run two simultaneous non-nested loops in Perl?