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How to handle exceptions in a list comprehensions?
...n alternate values &c in case of exceptions), so it's impossible, literally speaking, to "handle exceptions in a list comprehension" because a list comprehension is an expression containing other expression, nothing more (i.e., no statements, and only statements can catch/ignore/handle exception...
Haskell, Lisp, and verbosity [closed]
...y general that it never gets in your way, and somewhat surprisingly it actually "aids in achieving agility" (as you said) because when your program compiles you can be almost certain that is correct, so this certainty lets you try out things you might be otherwise afraid to try -- there is a "dynami...
Intellisense and code suggestion not working in Visual Studio 2012 Ultimate RC
I have just downloaded and installed Visual Studio 2012 Ultimate RC, but I'm having an issue with the intellisense: it does not work until I press Ctrl + Space . Code suggestions are disabled also (method parameters for example).
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Where are my postgres *.conf files?
I have recently reinstalled postgresql 8.3 on my Ubuntu 8.04 after update. Used EnterpriseDB package. I can connect to the database locally, I see system DB postgres but I can't configure it because I can't find config files. Searched through entire hard drive and found only samples like pg_hba.con...
Why does Android use Java? [closed]
OK, this should really be asked to someone from Google, but I just want other opinions.
9 Answers
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How to decide between MonoTouch and Objective-C? [closed]
... fun. I haven't stopped using Apple's tools, but that's mainly because I really do enjoy both stacks. I love the iPhone, and I love .Net. In that case, for me, MonoTouch was a no-brainer.
Do you feel comfortable working with C? I don't mean Objective-C, but C - it matters because Objective-C is C. I...
Single Page Application: advantages and disadvantages [closed]
...pages.
The number of pages user downloads during visit to my web site?? really how many mails some reads when he/she opens his/her mail account. I read >50 at one go. now the structure of the mails is almost the same. if you will use a server side rendering scheme the server would then render it...
string sanitizer for filename
...a whitelist of characters you are happy to be used? For example, you could allow just good ol' a-z, 0-9, _, and a single instance of a period (.). That's obviously more limiting than most filesystems, but should keep you safe.
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Find an element in DOM based on an attribute value
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Update: In the past few years the landscape has changed drastically. You can now reliably use querySelector and querySelectorAll, see Wojtek's answer for how to do this.
There's no need for a jQuery dependency now. If you're using jQuery, great...if you're not, you need not rely it ...
Constant Amortized Time
... in simple terms:
If you do an operation say a million times, you don't really care about the worst-case or the best-case of that operation - what you care about is how much time is taken in total when you repeat the operation a million times.
So it doesn't matter if the operation is very slow onc...