大约有 42,000 项符合查询结果(耗时:0.0274秒) [XML]

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OS X Bash, 'watch' command

I'm looking for the best way to duplicate the Linux 'watch' command on Mac OS X. I'd like to run a command every few seconds to pattern match on the contents of an output file using 'tail' and 'sed'. ...
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How many threads can a Java VM support?

... OS, on what other processes are doing, on what Java release you're using, and other factors. I've seen a Windows server have > 6500 Threads before bringing the machine down. Most of the threads were not doing anything, of course. Once the machine hit around 6500 Threads (in Java), the whole m...
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What is the best way to call a script from another script?

...o. This answer goes beyond that, but definitely does answer the question—and then some. – martineau Nov 6 '17 at 17:15 ...
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What is a C++ delegate?

...). I have yet to see an implementation which does not use wild reinterpret_casts, Nested class "prototypes" which hopefully produce function pointers of the same size as the one passed in by the user, compiler tricks like first forward declare, then typedef then declare again, this time inheriting f...
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Testing web application on Mac/Safari when I don't own a Mac

...ntly when a web site I launched displayed perfectly on IE, Firefox, Chrome and Safari on Windows but was corrupted when viewed using Safari on the Mac (by a potential customer), I need to start testing how my sites look when viewed on a Mac. ...
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How to execute a Python script from the Django shell?

... Another solution that appears to work for both Python 2.x and 3.x is echo 'import myscript' | python manage.py shell. I've found this can be useful for quick-and-dirty scripts that you only need to run once, without having to go through the cumbersome process of creating a manage.py...
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Hidden Features of JavaScript? [closed]

...amic typing may continue to use == for situations where we know we want to cast, as in 0 == '' or 0 == '0'. – thomasrutter Apr 1 '09 at 5:15 20 ...
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How is null + true a string?

... null will be cast to null string, and there is implicit converter from bool to string so the true will be cast to string and then, + operator will be applied: it's like: string str = "" + true.ToString(); if you check it with Ildasm: st...
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Parsing boolean values with argparse

...e,True], you end up with both "False" and "True" considered True (due to a cast from string to bool?). Maybe related issue – dolphin Jul 20 '13 at 1:03 ...
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No module named MySQLdb

I am using Python version 2.5.4 and install MySQL version 5.0 and Django. Django is working fine with Python, but not MySQL. I am using it in Windows Vista. ...