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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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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 a shell script in OS X by double-clicking?

... | edited Aug 28 at 2:40 Jay 94888 silver badges1919 bronze badges answered Feb 26 '11 at 9:14 ...
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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...
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Difference between “git add -A” and “git add .”

... | edited Aug 30 '18 at 16:04 Rory O'Kane 23.8k1111 gold badges8080 silver badges119119 bronze badges ...
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How do you convert Html to plain text?

...ages out there with good info: http://weblogs.asp.net/rosherove/archive/2003/05/13/6963.aspx http://www.google.com/search?hl=en&q=html+tag+stripping+&btnG=Search If you need the more complex behaviour of a CFG I would suggest using a third party tool, unfortunately I don't know of a good...
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Best way to test exceptions with Assert to ensure they will be thrown

... Assert.Fail( string.Format( "Unexpected exception of type {0} caught: {1}", e.GetType(), e.Message ) ); } } share | improve this answer ...
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How can I change the color of AlertDialog title and the color of the line under it

... +50 Unfortunately, this is not a particularly simple task to accomplish. In my answer here, I detail how to adjust the color of a ListSepa...