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Creating an abstract class in Objective-C

... mblackwell8 3,01922 gold badges1818 silver badges2323 bronze badges answered Jun 23 '09 at 18:56 Barry WarkBarry Wa...
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What's better at freeing memory with PHP: unset() or $var = null

... It was mentioned in the unset manual's page in 2009: unset() does just what its name says - unset a variable. It does not force immediate memory freeing. PHP's garbage collector will do it when it see fits - by intention as soon, as those CPU cycles aren't needed anyway, ...
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What is the difference between memoization and dynamic programming?

...oization is a recursive dynamic programming. – user1603602 Nov 21 '14 at 23:18 6 Naah, I think yo...
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Why is it impossible to override a getter-only property and add a setter? [closed]

... | edited Sep 20 '08 at 6:26 answered Sep 17 '08 at 12:17 ...
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Rails raw SQL example

... HuyHuy 9,1561010 gold badges4747 silver badges9191 bronze badges ...
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Insert Update trigger how to determine if insert or update

...ays rows in INSERTED. Look for "inserted" in CREATE TRIGGER. Edit, 23 Nov 2011 After comment, this answer is only for INSERTED and UPDATED triggers. Obviously, DELETE triggers can not have "always rows in INSERTED" as I said above ...
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How to complete a git clone for a big project on an unstable connection?

...Office codebase, but at the moment I have an internet connection of about 300kbps and it's just anything but stable. I can get the connection back any moment, but then the git clone process already stopped working, and no way to get it running again. Is there some way to have a more failure-resistan...
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How to run an EXE file in PowerShell with parameters with spaces and quotes

...grated Security=false;User ID=sa;Pwd=sapass!;Database=mydb;",computername=10.10.10.10,username=administrator,password=adminpass Arg 0 is <-verb:sync> Arg 1 is <-source:dbfullsql=Data> Arg 2 is <Source=mysource;Integrated> Arg 3 is <Security=false;User> Arg 4 is <ID=sa;Pwd...
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网站伪静态Rewrite重写中文路径时乱码 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...,有时从google过来正常,但在百度又是乱码,有时使用360乱码在ff浏览器所有搜索引擎都没问题了,为了解决这个问题下面我们来总结一下我的分析过程。转自:http://www.111cn.net/sys/Windows/55779.htm 一、问题的由来。 URL就是网址,...
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Method can be made static, but should it?

... Static methods versus Instance methods 10.2.5 Static and instance members of the C# Language Specification explains the difference. Generally, static methods can provide a very small performance enhancement over instance methods, but only in somewhat extreme situat...