大约有 47,000 项符合查询结果(耗时:0.0726秒) [XML]

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How is the AND/OR operator represented as in Regular Expressions?

...ollowing situation: The correct solution for the word would be "part1, part2". The user should be able to enter either "part1" (answer 1), "part2" (answer 2) or "part1, part2" (answer 3). I now try to match the string given by the user with the following, automatically created, regex expression: ...
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jQuery / Javascript - How do I convert a pixel value (20px) to a number value (20)

... | edited Feb 28 '14 at 17:38 MrMakeIt 6666 bronze badges answered Jun 11 '10 at 15:31 ...
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django - query filter on manytomany is empty

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“git diff” does nothing

...onfig file. This was installed via MacPorts and is the lates version (1.7.2.2). 5 Answers ...
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Check if a Postgres JSON array contains a string

...as food d(# where food::text = '"carrots"' d(# ); Execution time: 3084.927 ms d=# -- Postgres 9.4+ solution d=# explain analyze select info->'name' from rabbits where (info->'food')::jsonb ? 'carrots'; Execution time: 1255.501 ms d=# alter table rabbits alter info type jsonb using info::...
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Newline in JLabel

... | edited Dec 11 '17 at 23:15 Nathan 5,59066 gold badges3939 silver badges6262 bronze badges answered ...
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PHP CURL CURLOPT_SSL_VERIFYPEER ignored

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Does the C++ standard mandate poor performance for iostreams, or am I just dealing with a poor imple

... Not answering the specifics of your question so much as the title: the 2006 Technical Report on C++ Performance has an interesting section on IOStreams (p.68). Most relevant to your question is in Section 6.1.2 ("Execution Speed"): Since certain aspects of IOStreams processing are distribu...
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How to use the ProGuard in Android Studio?

... | edited Jan 2 '14 at 18:14 answered Jan 2 '14 at 17:37 ...
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Base64: What is the worst possible increase in space usage?

... 248 Base64 encodes each set of three bytes into four bytes. In addition the output is padded to al...