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Purpose of Unions in C and C++

...ed unions earlier comfortably; today I was alarmed when I read this post and came to know that this code 15 Answers ...
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What is the best Distributed Brute Force countermeasure?

...t is no secret that I am implementing an auth+auth system for CodeIgniter, and so far I'm winning (so to speak). But I've run into a pretty non-trivial challenge (one that most auth libraries miss entirely, but I insist on handling it properly): how to deal intelligently with large-scale, distribut...
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How to get the last char of a string in PHP?

...o get the last character of a string. Say I have "testers" as input string and I want the result to be "s". how can I do that in PHP? ...
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Fancybox doesn't work with jQuery v1.9.0 [ f.browser is undefined / Cannot read property 'msie' ]

...ox is patched. UPDATE (Jan 16, 2013): Fancybox v2.1.4 has been released and now it works fine with jQuery v1.9.0. For fancybox v1.3.4- you still need to rollback to jQuery v1.8.3 or apply the migration script as pointed out by @Manu's answer. UPDATE (Jan 17, 2013): Workaround for users of Fa...
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Is it possible to use argsort in descending order?

... If you negate an array, the lowest elements become the highest elements and vice-versa. Therefore, the indices of the n highest elements are: (-avgDists).argsort()[:n] Another way to reason about this, as mentioned in the comments, is to observe that the big elements are coming last in the ar...
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A valid provisioning profile for this executable was not found for debug mode

...> clean all targets. 2) In "Groups & Files" -->Target --> expand it --> right click your app and select Clean "your app" 3) Goto->Window-->Organizer 4) In the Devices tab on the left, select your iphone 5) In the Provisioning section of the selected iphone delete all the cu...
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Can you break from a Groovy “each” closure?

...ndition. Alternatively, you could use a "find" closure instead of an each and return true when you would have done a break. This example will abort before processing the whole list: def a = [1, 2, 3, 4, 5, 6, 7] a.find { if (it > 5) return true // break println it // do the stuff th...
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'const int' vs. 'int const' as function parameters in C++ and C

... const T and T const are identical. With pointer types it becomes more complicated: const char* is a pointer to a constant char char const* is a pointer to a constant char char* const is a constant pointer to a (mutable) char In o...
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Pretty graphs and charts in Python [closed]

What are the available libraries for creating pretty charts and graphs in a Python application? 15 Answers ...
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PHP Function with Optional Parameters

... an array" suggestion - take a look at Walf's answer to a similar question and the more in-depth example in the same thread – DJDave Mar 16 '16 at 13:07 ...