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Count number of occurrences of a pattern in a file (even on same line)
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edited Dec 31 '14 at 10:07
answered May 26 '10 at 12:03
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Understanding reference counting with Cocoa and Objective-C
...count is back to 1
[s release]; // Ref count is 0, object is freed
Now for autorelease. Autorelease is used as a convenient (and sometimes necessary) way to tell the system to free this object up after a little while. From a plumbing perspective, when autorelease is ca...
Repeating characters in VIM insert mode
...cter while in Vim's insert mode? For example, say I would like to insert 80 dashes, in something like emacs I would type:
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Use grep to report back only line numbers
...y useful still...
– Mario Awad
Nov 30 '12 at 12:17
3
@MarioAwad, you should manipulate -f param. ...
Stop and Start a service via batch or cmd file?
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answered Sep 25 '08 at 15:15
FerruccioFerruccio
91.9k3737 gold badges214214 silver badges291291 bronze badges
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Can an Android Toast be longer than Toast.LENGTH_LONG?
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The values of LENGTH_SHORT and LENGTH_LONG are 0 and 1. This means they are treated as flags rather than actual durations so I don't think it will be possible to set the duration to anything other than these values.
If you want to display a message to the user for longe...
Can I install Python windows packages into virtualenvs?
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201
Yes, you can. All you need is
easy_install
binary_installer_built_with_distutils.exe
Su...
addEventListener vs onclick
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1002
Both are correct, but none of them are "best" per se, and there may be a reason the developer ...
Getting user input [duplicate]
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answered Mar 20 '16 at 6:04
Sunny TambiSunny Tambi
2,00911 gold badge1616 silver badges2525 bronze badges
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tcp端口状态ESTABLISHED、TIME_WAIT、CLOSE_WAIT 、SYN_RECV等详解 - C/C++...
...持续2个MSL(Max Segment Lifetime)，在Windows下默认为4分钟,即240秒，TIME_WAIT状态下的socket不能被回收使用。 具体现象是对于一个处理大量短连接的服务器，如果是由服务器主动关闭客户端的连接，将导致服务器端存在大量的处于TIME_WAIT...