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Check to see if a string is serialized?
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position: fixed doesn't work on iPad and iPhone
...g post that explains the problem: http://www.quirksmode.org/blog/archives/2010/12/the_fifth_posit.html
Also see this page for a compatibility chart showing which mobile browsers support position:fixed;: http://www.quirksmode.org/m/css.html
(but note that the mobile browser world is moving very qui...
Lua简明教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...你把他的源码下下来编译后，你会发现解释器居然不到200k，这是多么地变态啊（/bin/sh都要1M，MacOS平台），而且能和C语言非常好的互动。我很好奇得浏览了一下Lua解释器的源码，这可能是我看过最干净的C的源码了。
我不想写...
Difference between string and char[] types in C++
...text's length, the array has to be scanned, character by character, for a \0 character.
A string is a class that contains a char array, but automatically manages it for you. Most string implementations have a built-in array of 16 characters (so short strings don't fragment the heap) and use the he...
How to 'bulk update' with Django?
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260
Update:
Django 2.2 version now has a bulk_update.
Old answer:
Refer to the following django d...
What's the difference between “version number” in iTunes Connect, “bundle version”, “bundle version
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edited Feb 21 '13 at 8:03
answered Sep 2 '11 at 8:58
Fab...
What does the Ellipsis object do?
... object that can appear in slice notation. For example:
myList[1:2, ..., 0]
Its interpretation is purely up to whatever implements the __getitem__ function and sees Ellipsis objects there, but its main (and intended) use is in the numpy third-party library, which adds a multidimensional array ty...
How do I obtain the frequencies of each value in an FFT?
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The first bin in the FFT is DC (0 Hz), the second bin is Fs / N, where Fs is the sample rate and N is the size of the FFT. The next bin is 2 * Fs / N. To express this in general terms, the nth bin is n * Fs / N.
So if your sample rate, Fs is say 44.1 kHz a...
How do I clone a subdirectory only of a Git repository?
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Saurabh P Bhandari
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answered Mar 1 '09 at 18:00
Jörg W MittagJörg W M...
How can I see the request headers made by curl when sending a request to the server?
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510
I think curl -v is the easiest. It will spit out the request headers (lines prefixed with '>'...