大约有 30,000 项符合查询结果(耗时:0.0395秒) [XML]

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Why should weights of Neural Networks be initialized to random numbers? [closed]

...re is much less probable that you will get stuck in some weird part of the error surface. The same argument applies to other algorithms, which are not able to find a global optimum (k-means, EM, etc.) and does not apply to the global optimization techniques (like SMO algorithm for SVM). ...
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How to get the process ID to kill a nohup process?

...D of the last process executed). The 2 is the file descriptor for standard error (stderr) and 2>&1 tells the shell to route standard error output to the standard output (file descriptor 1). It requires &1 so that the shell knows it's a file descriptor in that context instead of just a fil...
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Easy idiomatic way to define Ordering for a simple case class

... @DoronYaacoby: I also get an error value compare is not a member of (String, Int). – bluenote10 Jun 23 '14 at 9:26 1 ...
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Java using enum with switch statement

... ... break; } } You may find it more helpful / less error prone to write a custom valueOf implementation that takes your integer values as an argument to resolve the appropriate enum value and lets you centralize your bounds checking. ...
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How do I create a crontab through a script

...romising but trying the second approach (with echo), I got "crontab: usage error: file name must be specified for replace." Cron man page shows syntax as crontab [ -u user ] file, that is, with a mandatory file name. Is there some trick to get it to accept the piped data instead? ...
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How to declare variable and use it in the same Oracle SQL script?

...e from product where code = FL-208 * ERROR at line 1: ORA-06553: PLS-221: 'FL' is not a procedure or is undefined share | improve this answer | ...
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How do I list all cron jobs for all users?

...xargs -r -0 rm 47 */8 * * * root rsync -axE --delete --ignore-errors / /mirror/ >/dev/null 17 1 * * * root /etc/cron.daily/apt 17 1 * * * root /etc/cron.daily/aptitude 17 1 * * * root /etc/cron.daily/find 17 1 * * * root /et...
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What is the 'pythonic' equivalent to the 'fold' function from functional programming?

...rtunate. – itsbruce Aug 3 '17 at 20:05 add a comment  |  ...
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PHP_SELF vs PATH_INFO vs SCRIPT_NAME vs REQUEST_URI

... Example 4. REQUEST_URI is different from SCRIPT_NAME when handling HTTP errors with scripts. Using apache directive ErrorDocument 404 /404error.php http://example.com/test.php [REQUEST_URI] => /test.php [SCRIPT_NAME] => /404error.php On IIS server using custom error pages http://example....
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Print Current Mercurial Revision Hash?

... in your repository. Because using this solution could introduce tracking errors I have down voted this solution. – Joseph Lisee Jun 11 '12 at 17:30 1 ...