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Specifying column name in a “references” migration
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edited Dec 4 '12 at 1:35
Tom Harrison
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MySQL search and replace some text in a field
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edited Nov 7 '17 at 11:20
T30
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answered Sep 24...
How to find the .NET framework version of a Visual Studio project?
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It depends which version of Visual Studio:
In 2002, all projects use .Net 1.0
In 2003, all projects use .Net 1.1
In 2005, all projects use .Net 2.0
In 2008, projects use .Net 2.0, 3.0, or 3.5; you can change the version in Project Properties
In 2010, projects use .Net 2....
best practice to generate random token for forgot password
...account)
So, the code will be as follows:
//$length = 78 etc
$token = bin2hex(random_bytes($length));
Update: previous versions of this answer was referring to uniqid() and that is incorrect if there is a matter of security and not only uniqueness. uniqid() is essentially just microtime() with...
How can I make an entire HTML form “readonly”?
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Where to host an Open Source Project: CodePlex, Google Code, SourceForge? [closed]
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127
Edit 2015-08-01: This answer is still getting views and votes. It's more than ancient and I'd l...
RuntimeError on windows trying python multiprocessing
...lelTestModule.ParallelExtractor()
extractor.runInParallel(numProcesses=2, numThreads=4)
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Is Ruby pass by reference or by value?
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245
In traditional terminology, Ruby is strictly pass-by-value. But that's not really what you're ...
What does immutable mean?
...t that str references.
If the string was mutable, does that
mean the 2nd alert() would return oo
as well?
Technically, no, because the substring method returns a new string. Making an object mutable, wouldn't change the method. Making it mutable means that technically, you could make it ...
How do cache lines work?
... command triggers a read or write of a full cache line from memory. (DDR1/2/3/4 SDRAM burst transfer size is configurable up to 64B; CPUs will select the burst transfer size to match their cache line size, but 64B is common)
As a rule of thumb, if the processor can't forecast a memory access (and ...