大约有 6,700 项符合查询结果（耗时：0.0193秒） [XML]
Counter increment in Bash loop not working
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@blong Here is a SO question on $[...] vs $((...)) that discusses and references the deprecation: stackoverflow.com/questions/2415724/…
– Ogre Psalm33
Jun 27 '16 at 17:19
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Controlling mouse with Python
...es:
import ctypes
# see http://msdn.microsoft.com/en-us/library/ms646260(VS.85).aspx for details
ctypes.windll.user32.SetCursorPos(100, 20)
ctypes.windll.user32.mouse_event(2, 0, 0, 0,0) # left down
ctypes.windll.user32.mouse_event(4, 0, 0, 0,0) # left up
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Which is a better way to check if an array has more than one element?
... This is valuable since this question is now a top Google hit for sizeof vs count
– Tim Ogilvy
Apr 28 '15 at 2:35
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How should one go about choosing a default TCP/IP port for a new service?
...hat would the probability be that a service is running on an assigned port vs an unassigned port. (Sorry if I'm not exposing some trade secret :)
– hultqvist
Aug 23 '17 at 14:11
1
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Display a view from another controller in ASP.NET MVC
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@CodeMonkeyKing - Resharper 7 (in VS2012) correctly identifies a path that is formatted as "~/Views/Category/NotFound.cshtml".
– Richard Ev
Aug 28 '13 at 9:59
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Detecting design mode from a Control's constructor
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Works on VS2013, unlike the currently accepted answer.
– Moby Disk
Feb 16 '15 at 20:40
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How do I get Month and Date of JavaScript in 2 digit format?
...is clever, but it's much slower than a simple comparison: jsperf.com/slice-vs-comparison
– dak
May 16 '12 at 3:25
30
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What is the difference between printf() and puts() in C?
...valent to the previous, perhaps less efficient
The same applies to fputs vs fprintf (but fputs doesn't add the newline).
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Print newline in PHP in single quotes
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There IS a difference on using single VS double quotes in PHP
e.g:
1. echo '$var\n';
2. echo "$var\n";
in 1, PHP will print literally: $var\n
in 2, PHP will have to search the location in memory for $var, and return the value in that location, also, it will ha...
Is MATLAB OOP slow or am I doing something wrong?
...t. The MATLAB engine's OO internals aren't public. It's not an interpreted vs compiled issue per se - MATLAB has a JIT - but MATLAB's looser typing and syntax may mean more work at run time. (E.g. you can't tell from syntax alone whether "f(x)" is a function call or an index into an array; it depend...