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Difference between \w and \b regular expression meta characters
...idth) position before a, after c, before d, and after f in "abc def"
See: http://www.regular-expressions.info/reference.html/
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Add list to set?
Tested on Python 2.6 interpreter:
12 Answers
12
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What is the “assert” function?
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C++11 N3337 standard draft
http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2012/n3337.pdf
19.3 Assertions
1 The header <cassert>, described in (Table 42), provides a macro for documenting C ++ program assertions
and a mechanism for disa...
Why is this program erroneously rejected by three C++ compilers?
I am having some difficulty compiling a C++ program that I've written.
31 Answers
31
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How to reference style attributes from a drawable?
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Starting with lollipop (API 21) this feature is supported, see
https://code.google.com/p/android/issues/detail?id=26251
However, if you're targeting devices without lollipop, don't use it, as it will crash, use the workaround in the accepted answer instead.
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How can I “pretty print” a Duration in Java?
Does anyone know of a Java library that can pretty print a number in milliseconds in the same way that C# does?
11 Answers
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Is there a way to get rid of accents and convert a whole string to regular letters?
...alize(string, Normalizer.Form.NFD);
// or Normalizer.Form.NFKD for a more "compatable" deconstruction
This will separate all of the accent marks from the characters. Then, you just need to compare each character against being a letter and throw out the ones that aren't.
string = string.replaceA...
Prevent redirection of Xmlhttprequest
...t possible to prevent the browser from following redirects when sending XMLHttpRequest-s (i.e. to get the redirect status code back and handle it myself)?
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Fastest way to convert string to integer in PHP
Using PHP, what's the fastest way to convert a string like this: "123" to an integer?
8 Answers
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“Origin null is not allowed by Access-Control-Allow-Origin” error for request made by application ru
...ing a "jsonp" type specifier to your $.get, so it was using an ordinary XMLHttpRequest. However, your browser supported CORS (Cross-Origin Resource Sharing) to allow cross-domain XMLHttpRequest if the server OKed it. That's where the Access-Control-Allow-Origin header came in.
I believe you mentione...