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IsNothing versus Is Nothing
...ng' rather than "Not IsNothing(object)" which I personally feel looks more readable.
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Biggest advantage to using ASP.Net MVC vs web forms
...t doesn't make you jump through hoops to do so. So maybe that point should read something like 'makes SoC easier to implement'
– Erik van Brakel
Jan 25 '09 at 23:21
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Recursive Lock (Mutex) vs Non-Recursive Lock (Mutex)
POSIX allows mutexes to be recursive. That means the same thread can lock the same mutex twice and won't deadlock. Of course it also needs to unlock it twice, otherwise no other thread can obtain the mutex. Not all systems supporting pthreads also support recursive mutexes, but if they want to be P...
How to make child process die after parent exits?
... This is a poor solution because the parent might have died already. Race condition. Correct solution: stackoverflow.com/a/17589555/412080
– Maxim Egorushkin
Dec 22 '15 at 17:49
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What's the equivalent of use-commit-times for git?
...appropriate for a DVCS (as in "Distributed" VCS)
The huge discussion had already took place in 2007 (see this thread)
And some of Linus's answer were not too keen on the idea. Here is one sample:
I'm sorry. If you don't see how it's WRONG to set a datestamp back to something that will make a simple...
Why is SSE scalar sqrt(x) slower than rsqrt(x) * x?
...r the cases when an approximation suffices, but speed is required. If you read Intel's documentation, you will also find an instruction sequence (reciprocal square-root approximation followed by a single Newton-Raphson step) that gives nearly full precision (~23 bits of accuracy, if I remember prop...
JavaScript module pattern with example [closed]
...ction scope always. This means that any variable in outer function will be read always. It will not read the global variable (if any) with the same name. This is also one of the objective of using modular design pattern avoiding naming conflict.
var scope = "I am global";
function whatismyscope() ...
How to see query history in SQL Server Management Studio
...e queries executed in SSMS by default. There are several options though.
Reading transaction log – this is not an easy thing to do because its in proprietary format. However if you need to see queries that were executed historically (except SELECT) this is the only way.
You can use third party...
Continuously read from STDOUT of external process in Ruby
...ally important that blender is the external process whose stdout I need to read.
6 Answers
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Which one will execute faster, if (flag==0) or if (0==flag)?
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I haven't seen any correct answer yet (and there are already some) caveat: Nawaz did point out the user-defined trap. And I regret my hastily cast upvote on "stupidest question" because it seems that many did not get it right and it gives room for a nice discussion on compiler op...