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How do you validate a URL with a regular expression in Python?
...:(?:\d+))?
))?/(?:(?:(?:(?:(?:(?:(?:[a-zA-Z\d]|%(?:3\d|[46][a-fA-F\d]|[57][Aa\d])
)|(?:%20))+|(?:OID|oid)\.(?:(?:\d+)(?:\.(?:\d+))*))(?:(?:%0[Aa])?(?:%2
0)*)=(?:(?:%0[Aa])?(?:%20)*))?(?:(?:[a-zA-Z\d$\-_.+!*'(),]|(?:%[a-fA-F
\d]{2}))*))(?:(?:(?:%0[Aa])?(?:%20)*)\+(?:(?:%0[Aa])?(?:%20)*)(?:(?:(?
:(?:(...
How can I count the number of matches for a regex?
...
aioobeaioobe
372k9393 gold badges756756 silver badges784784 bronze badges
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What is a good regular expression to match a URL? [duplicate]
...[-a-zA-Z0-9()@:%_\+.~#?&//=]*)
To try this out see http://regexr.com?37i6s, or for a version which is less restrictive http://regexr.com/3e6m0.
Example JavaScript implementation:
var expression = /[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()@:%_\+.~#?&//=]*)?/gi;...
LaTeX table positioning
...or the latex engine), use the parameters h and t like this:
\begin{table}[ht]
table content ...
\end{table}
Sources: Overleaf.com
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follo...
uint8_t can't be printed with cout
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37
It should be converted to int. A cast is one way to do that, but not the only way. +aa also works.
– Pete Becker
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Why doesn't this code simply print letters A to Z?
...on character variables and not C's.
For example, in Perl 'Z'+1 turns into 'AA', while in C 'Z'+1 turns into '[' ( ord('Z') == 90, ord('[') == 91 ).
Note that character variables can be incremented but not decremented and even so only plain ASCII characters (a-z and A-Z) are supported.
From Comments...
How to define an enumerated type (enum) in C?
...Enum;
– user3629249
Jan 24 '16 at 4:37
2
@AndyNugent don't do that! *_t types are reserved by POS...
Difference between InvariantCulture and Ordinal string comparison
...ccent difference is then considered before an earlier case difference, so "Aaba" < "aába".
– Rob Parker
Jan 18 '13 at 1:03
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How to display gpg key details without importing it?
...ss what you mean ...
pub rsa8192 2012-12-25 [SC]
0D69E11F12BDBA077B3726AB4E1F799AA4FF2279
uid Jens Erat (born 1988-01-19 in Stuttgart, Germany)
uid Jens Erat <jens.erat@fsfe.org>
uid Jens Erat <jens.erat@uni-konstanz.de>
uid Jens Erat <j...
comparing 2 strings alphabetically for sorting purposes
...788Z\"/\u003e\u003cpath d=\"M32.492 10.1419C32.492 12.6954 34.1182 14.0484 37.0451 14.0484C39.9723 14.0484 41.5985 12.6954 41.5985 10.1419V6.59049C41.5985 5.28821 41.1394 4.66232 40.1061 4.66232C39.0732 4.66232 38.5948 5.28821 38.5948 6.59049V9.60062C38.5948 10.8521 38.2696 11.5455 37.0451 11.5455C3...