大约有 35,486 项符合查询结果（耗时：0.0576秒） [XML]
Count number of occurrences of a given substring in a string
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jsbuenojsbueno
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15
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How to prune local tracking branches that do not exist on remote anymore
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+50
After pruning, you can get the list of remote branches with git branch -r. The list of branches with their remote tracking branch can...
Nested defaultdict of defaultdict
...dd()
>>> x['a']['b']['c']['d']
defaultdict(<function rec_dd at 0x7f0dcef81500>, {})
>>> print json.dumps(x)
{"a": {"b": {"c": {"d": {}}}}}
Of course you could also do this with a lambda, but I find lambdas to be less readable. In any case it would look like this:
rec_dd =...
Print newline in PHP in single quotes
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hakre
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answered Mar 28 '10 at 5:17
Ignacio Vazquez-AbramsIgnacio Vazq...
kill -3 to get java thread dump
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Joshua McKinnonJoshua McKinnon
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How to overcome root domain CNAME restrictions?
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edited Dec 19 '18 at 20:12
displayname
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How to suppress Update Links warning?
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140
UPDATE:
After all the details summarized and discussed, I spent 2 fair hours in checking the op...
Java / Android - How to print out a full stack trace?
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answered Oct 20 '11 at 19:40
Philipp ReichartPhilipp Reichart
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Is the practice of returning a C++ reference variable evil?
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420
In general, returning a reference is perfectly normal and happens all the time.
If you mean:
i...
Fastest check if row exists in PostgreSQL
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answered May 9 '13 at 17:30
StartupGuyStartupGuy
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