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Find if variable is divisible by 2
...you didn't make me feel like an idiot for asking the question...which (for all the others who don't already know) is a big deal to new jQuery/Javascript developers.
– sadmicrowave
May 13 '10 at 11:54
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Windows batch files: .bat vs .cmd?
...g that my code will never need to run on anything older than NT, does it really matter which way I name my batch files, or is there some gotcha awaiting me by using the wrong suffix?
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Exclude folders from Eclipse search
Is there a way to exclude certain folders (and all their subfolders) from searching within Eclipse?
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Which kind of pointer do I use when?
Ok, so the last time I wrote C++ for a living, std::auto_ptr was all the std lib had available, and boost::shared_ptr was all the rage. I never really looked into the other smart pointer types boost provided. I understand that C++11 now provides some of the types boost came up with, but not all ...
Difference between no-cache and must-revalidate
...ably preferred by the user (better to have something stale than nothing at all). This is why must-revalidate is intended for critical transactions only.
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Validating parameters to a Bash script
...ant script as far as I can tell; it doesn't use any bashisms, which is actually important because /bin/sh on Ubuntu is actually dash these days, not bash.
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How do you detect Credit card type based on number?
...rds; there are other cards issued using the MasterCard system that do not fall into this IIN range. In 2016, they will add numbers in the range (222100-272099).
American Express: ^3[47][0-9]{5,}$ American Express card numbers start with 34 or 37.
Diners Club: ^3(?:0[0-5]|[68][0-9])[0-9]{4,}$ Dine...
Reduce git repository size
... do I reduce my repo size...it's about 10 MB, but the thing is Heroku only allows 50 MB and I'm no where near finished developing my app.
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Conditional Variable vs Semaphore
... that a piece of code is atomic, put a lock around it. You could theoretically use a binary semaphore to do this, but that's a special case.
Semaphores and condition variables build on top of the mutual exclusion provide by locks and are used for providing synchronized access to shared resources. ...
Android AsyncTask threads limits?
...ery time user logs in to the system, I also use database in the phone. For all those operations (updates, retrieving data from db and etc.) I use async tasks. As up till now I didn't see why I shouldn't use them, but recently I experienced that if I do some operations some of my async tasks simply s...