大约有 40,000 项符合查询结果(耗时:0.0476秒) [XML]

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How do you check what version of SQL Server for a database using TSQL?

... Here's a bit of script I use for testing if a server is 2005 or later declare @isSqlServer2005 bit select @isSqlServer2005 = case when CONVERT(int, SUBSTRING(CONVERT(varchar(15), SERVERPROPERTY('productversion')), 0, CHARINDEX('.', CONVERT(...
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Objective-C class -> string like: [NSArray className] -> @“NSArray”

... @AlexZavatone: className is a method added by the scripting extensions which is only available on Mac OS X, even then it is finicky in how it works because it is not fully documented (or at least it wasn't the last time I checked). NSStringFromClass() is the correct way to g...
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How to fix: “HAX is not working and emulator runs in emulation mode”

...in your machine. Then change directory that folder to run the installation script. cd ~/Library/Android/sdk/extras/intel/Hardware_Accelerated_Execution_Manager -OR- cd ~/Library/Developer/Xamarin/android-sdk-macosx/extras/intel/Hardware_Accelerated_Execution_Manager May need to change permissio...
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How to check type of files without extensions in python?

... and installed before it can be used. This is somewhat of a problem if the script using the module is supposed to be portable. – HelloGoodbye Jan 22 '14 at 18:52 add a comment...
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How does libuv compare to Boost/ASIO?

...lution. Application developers should be aware that the underlying file descriptors are set to non-blocking. Therefore, native synchronous operations should check return values and errno for EAGAIN or EWOULDBLOCK. Boost.Asio is a bit more rich in its networking support. In addition many of the fe...
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Replace transparency in PNG images with white background

...'s easy to do this in Gimp or Photoshop or whatever, but I'd really rather script it from the command line because there are many of these things. ...
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What is a magic number, and why is it bad? [closed]

... spec. Now, what you do is you have the 50 in different places - your SQL script (SELECT TOP 50 * FROM orders), your Website (Your Last 50 Orders), your order login (for (i = 0; i < 50; i++)) and possibly many other places. Now, what happens when someone decides to change 50 to 25? or 75? or 15...
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What is the quickest way to HTTP GET in Python?

... Here is a wget script in Python: # From python cookbook, 2nd edition, page 487 import sys, urllib def reporthook(a, b, c): print "% 3.1f%% of %d bytes\r" % (min(100, float(a * b) / c * 100), c), for url in sys.argv[1:]: i = url.rf...
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Controlling mouse with Python

... of a safety feature that adds a 0.1 second pause after each call. If your script is out of control, you can slam the mouse to the top-left corner in that 0.1 seconds to stop it. To disable this, run pyautogui.PAUSE = 0 (though this is not recommended, because you can't use the mouse/keyboard to sto...
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How to rename a table in SQL Server?

... can find one of the many tools that can do this for you. Or you can use a script that finds a given string in all these objects, and paste them as ALTER statements, and do a find-and-replace, then run them all. – MGOwen Apr 19 '17 at 6:33 ...