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How to remove illegal characters from path and filenames?

...gal path into a legitimate but probably unintended one. Edit: Or a potentially 'better' solution, using Regex's. string illegal = "\"M\"\\a/ry/ h**ad:>> a\\/:*?\"| li*tt|le|| la\"mb.?"; string regexSearch = new string(Path.GetInvalidFileNameChars()) + new string(Path.GetInvalidPathChars()); ...
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How can I rename a field for all documents in MongoDB?

...above are: { upsert:false, multi:true }. You need the multi:true to update all your records. Or you can use the former way: remap = function (x) { if (x.additional){ db.foo.update({_id:x._id}, {$set:{"name.last":x.name.additional}, $unset:{"name.additional":1}}); } } db.foo.find().forEach...
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__lt__ instead of __cmp__

...ttributes of the new class it's decorating (the result might be microscopically faster at runtime, at equally minute cost in terms of memory). Of course, if your class has some particularly fast way to implement (e.g.) __eq__ and __ne__, it should define them directly so the mixin's versions are no...
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How does __proto__ differ from constructor.prototype?

... I've been trying to wrap my head around this recently and finally came up with this "map" that I think sheds full light over the matter http://i.stack.imgur.com/KFzI3.png I know I'm not the first one making this up but it was more interesting figuring it out that finding it :-). An...
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C++0x has no semaphores? How to synchronize threads?

...ck Overflow regarding the use of semaphores. I use them (posix semaphores) all the time to let a thread wait for some event in another thread: ...
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Passing a 2D array to a C++ function

... @Zack: You're right, there're only really two cases; one is a pointer-to-pointer and other being a single pointer to an integer array of size n i.e. int (*a) [10]. – legends2k Jul 10 '13 at 10:44 ...
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Xcode doesn't show the line that causes a crash

Every time my app crashes Xcode highlights the UIApicationMain() call in the main() function as the line that caused the crash. In some cases that used to be normal (segmentation fault for example) but the crash I am trying to deal with is a simple SIGABRT with detailed information logged in the con...
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How do I log a Python error with debug information?

...g.exception("message") Output: ERROR:root:message Traceback (most recent call last): File "<stdin>", line 2, in <module> ZeroDivisionError: integer division or modulo by zero @Paulo Cheque notes, "be aware that in Python 3 you must call the logging.exception method just inside the ex...
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Scala: List[Future] to Future[List] disregarding failed futures

...ures to a Future of List. I'm using Playframework, so ultimately, what I really want is a Future[Result] , but to make things simpler, let's just say Future[List[Int]] The normal way to do this would be to use Future.sequence(...) but there's a twist... The list I'm given usually has around 10-...
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How can I read SMS messages from the device programmatically in Android?

...ForResult(intent, 1); }else { List<Sms> lst = getAllSms(); } }else { List<Sms> lst = getAllSms(); } Set app as default SMS app @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { if (requestCode == 1...