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Count number of matches of a regex in Javascript
...| '').match(re) || []).length
}
const str1 = 'abc, def, ghi'
const str2 = 'ABC, DEF, GHI'
console.log(`'${str1}' has ${count(str1)} occurrences of pattern '/[a-z]{3}/g'`)
console.log(`'${str2}' has ${count(str2)} occurrences of pattern '/[a-z]{3}/g'`)
Original Answer
The problem wit...
django - query filter on manytomany is empty
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2 Answers
2
Active
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How to retrieve all keys (or values) from a std::map and put them into a vector?
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edited Aug 21 at 16:47
Srijan Chaudhary
34811 gold badge33 silver badges1414 bronze badges
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How to elegantly ignore some return values of a MATLAB function?
... a hack but it works:
First a quick example function:
Func3 = @() deal(1,2,3);
[a,b,c]=Func3();
% yields a=1, b=2, c=3
Now the key here is that if you use an variable twice in the left hand side of a multiple-expression assignment, an earlier assignment is clobbered by the later assignment:
[b,...
Using Emacs to recursively find and replace in text files not already open
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edited Sep 12 '17 at 12:42
siegy22
3,71911 gold badge1616 silver badges3838 bronze badges
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What is “thread local storage” in Python, and why do I need it?
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edited Jan 28 at 21:34
Willwsharp
61211 gold badge66 silver badges2424 bronze badges
answ...
How to install python3 version of package via pip on Ubuntu?
I have both python2.7 and python3.2 installed in Ubuntu 12.04 .
The symbolic link python links to python2.7 .
17 ...
Write to file, but overwrite it if it exists
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edited Jul 2 at 17:34
Community♦
111 silver badge
answered Jan 13 '11 at 3:18
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