大约有 30,000 项符合查询结果(耗时:0.0302秒) [XML]

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Does MySQL foreign_key_checks affect the entire database?

...bles.html According to this, FOREIGN_KEY_CHECKS is "Both" for scope. This means it can be set for session: SET FOREIGN_KEY_CHECKS=0; or globally: SET GLOBAL FOREIGN_KEY_CHECKS=0; share | impro...
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How do I get the currently displayed fragment?

... fragment by tag.. BUT Asker wants the currently displayed fragment, which means he doesn't know which fragment is displayed. Yes, there may be multiple fragments, but reading the question infers only 1 fragment is displayed on the UI.... Sorry had to downvote because it doesn't answer the question ...
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How to do 3 table JOIN in UPDATE query?

... So does that mean that in 5.5 only implicit joins form is accepted for update? – userfuser Dec 28 '15 at 15:06 ...
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Likelihood of collision using most significant bits of a UUID in Java

...tation, the static method UUID.randomUUID() generates a type 4 UUID. This means that six bits are used for some type information and the remaining 122 bits are assigned randomly. The six non-random bits are distributed with four in the most significant half of the UUID and two in the least signifi...
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How to submit a form with JavaScript by clicking a link?

... @nueverest An <input type="submit"> has more semantic meaning than, say, <a href="#" onclick="...">. This is especially important with respect to screenreaders. If you must use the latter, I would suggest making use of ARIA. – ComFreek ...
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SQL statement to get column type

... With otherwise you mean other RDBMS apart from MySQL? – Lamak Nov 15 '12 at 20:36 ...
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Fastest check if row exists in PostgreSQL

... @DavidAldridge count(*) still means that all the rows have to be read, whereas limit 1 stops at the first record and returns – Imraan Dec 12 '13 at 13:36 ...
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Android Fragment no view found for ID?

... What do you mean by child of layout specified in setContentView? How to make it child? – NinjaCoder Feb 7 '13 at 15:51 ...
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Use PPK file in Mac Terminal to connect to remote connection over SSH [closed]

... What does this error mean when I try to run the puttygen command? Enter passphrase to load key: Assertion failed: (random_active), function random_byte, file ./../sshrand.c, line 313. Abort trap: 6 – fastasleep ...
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Get next / previous element using JavaScript?

...ds i.e. you are not at the end or start of the collection. This also will mean that say you have a div which has a child div nested. The next div would not be a sibling but a child, So if you only want siblings on the same level as the target div then definately use nextSibling checking the tagNam...