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How can we match a^n b^n with Java regex?
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+100
The answer is, needless to say, YES! You can most certainly write a Java regex pattern to match anbn. It uses a positive lookahead f...
Using python map and other functional tools
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Testing a bit, I see that it returns an itertools.imap object, so maybe this would be more 'equivalent': list(itertools.imap(f, sequence1, sequence2))
– Jon Coombs
Dec 3 '14 at 1:59
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Validating email addresses using jQuery and regex
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10 Answers
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How to toggle a value in Python
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answered May 10 '14 at 14:58
rengerrenger
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How to remove from a map while iterating it?
...SBKerrek SB
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Get full path of the files in PowerShell
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This should perform much faster than using late filtering:
Get-ChildItem C:\WINDOWS\System32 ...
Pass an array of integers to ASP.NET Web API?
... if I don't know how much variables I have in the array? What if it's like 1000? The request shouldn't be like that.
– Sahar Ch.
May 30 '14 at 8:22
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How can I join elements of an array in Bash?
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A 100% pure Bash function that supports multi-character delimiters is:
function join_by { local d=$1; shift; local f=$1; shift; printf %s "$f" "${@/#/$d}"; }
For example,
join_by , a b c #a,b,c
join_by ' , ' a b c #a , b , c
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Add Text on Image using PIL
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Andrew Truckle
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answered Feb 19 '19 at 5:12
Kumar SKumar S
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How does std::forward work? [duplicate]
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edited May 23 '17 at 10:31
Community♦
111 silver badge
answered Dec 15 '11 at 22:14
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