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Best way to format integer as string with leading zeros? [duplicate]

...an dynamically create the formatting string, [('{{0:0{0:d}d}}').format(len(my_list)).format(k) for k in my_list] – Mark Aug 28 '15 at 8:31 ...
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HTTP Error 404.3 - Not Found" while browsing wcf service on Windows Server 2008(64bit)

... I have windows 10 in my laptop and using visual studio 2015 for WCF development. WCF is running fine in visual studio but when hosted in IIS I got the same error. I checked IIS handler. svc extension was missing. So I tried to add new handler in ...
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Paperclip::Errors::MissingRequiredValidatorError with Rails 4

I'm getting this error when I try to upload using paperclip with my rails blogging app. Not sure what it is referring to when it says "MissingRequiredValidatorError" I thought that by updating post_params and giving it :image it would be fine, as both create and update use post_params ...
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What is state-of-the-art for text rendering in OpenGL as of version 4.1? [closed]

...ing is only amortized if you have a lot of text to draw. The gains are, in my opinion, in no relation to the added complexity and non-downgradeability. Plus, you are either limited by the amount of constant registers, or you have to read from a texture buffer object, which is non-optimal for cache c...
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UIScrollView not scrolling

... // in viewDidLoad (if using Autolayout check note below): UIScrollView *myScrollView; UIView *contentView; // scrollview won't scroll unless content size explicitly set [myScrollView addSubview:contentView];//if the contentView is not already inside your scrollview in your xib/StoryBoard doc my...
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Fragment onResume() & onPause() is not called on backstack

... Although not related but I found this question while searching for my problem of onPause() getting called after onSaveInstanceState() instead of before it. This can be reproduced if you to a different child in my FragmentStatePagerAdapter (say you move from child 0 to child 2, note to self, ...
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What's the fastest algorithm for sorting a linked list?

...h on the machine you would like to run them on. --- EDIT I decided to test my hypothesis and wrote a C-program which measured the time (using clock()) taken to sort a linked list of ints. I tried with a linked list where each node was allocated with malloc() and a linked list where the nodes were la...
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What is Linux’s native GUI API?

... I'm not sure if that was directed at me or not, but you're 100% correct. My terminology was not exactly accurate. What I should have said was that it's not a full operating system in the way you might commonly think of a OS with all of the additional components that make it easy to use, but rathe...
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Python multiprocessing PicklingError: Can't pickle

I am sorry that I can't reproduce the error with a simpler example, and my code is too complicated to post. If I run the program in IPython shell instead of the regular Python, things work out well. ...
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Is there a difference between x++ and ++x in java?

...mples, this is an explanation with examples :) – Jeremy Smyth Jul 7 '09 at 21:36 1 Yeah, I also e...