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Understanding slice notation
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It's pretty simple really:
a[start:stop] # items start through stop-1
a[start:] # items start through the rest of the array
a[:stop] # items from the beginning through stop-1
a[:] # a copy of the whole array
There is also...
STL：accumulate与自定义数据类型 - C/C++ - 清泛网 - 专注C/C++及内核技术
...mulate()的原型为(文件取自DEV-C++编译器)：
template<typename _InputIterator, typename _Tp, typename _BinaryOperation>
_Tp accumulate(_InputIterator __first, _InputIterator __last, _Tp __init,
_BinaryOperation __binary_op)
{
// concept requirements
__glibcxx...
What does [object Object] mean?
...g/specs/web-apps/current-work/multipage/…)
– Matt Ball
Jan 20 '11 at 17:21
More generally I'd be concerned that obje...
How to include route handlers in multiple files in Express?
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Actually, the author (TJ Holowaychuck) gives a better approche: vimeo.com/56166857
– avetisk
Mar 23 '13 at 9:36
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WhatsApp API (java/python) [closed]
... by WhatsApp - it was shut down.
Oye Gennie
A bot blocked by WhatsApp.
App/Website to WhatsApp
We can use custom URL schemes and Android intent system to interact with WhatsApp but still NOT WhatsApp API.
Chat API daemon
Probably created by inspecting the API calls in WhatsApp web version. NOT affil...
How do I export UIImage array as a movie?
...riter has an input of type AVAssetWriterInput, which in turn has a method called appendSampleBuffer: that lets you add individual frames to a video stream. Essentially you’ll have to:
1) Wire the writer:
NSError *error = nil;
AVAssetWriter *videoWriter = [[AVAssetWriter alloc] initWithURL:
[...
How do I activate a virtualenv inside PyCharm's terminal?
...with multiple projects, each which might have a different virtualenv, I'd call the ".pycharmrc" file something different, and perhaps put it into the env directory itself. ~/pycharmenv/bin/terminalactivate sounds like a good option.
– Chris Cogdon
Mar 10 '14 at...
iOS: Access app-info.plist variables in code
...ode (right click the info.plist - select Open As) then you will get to see all the various key names you can use.
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JavaScript: Get image dimensions
...ta( "http://example.com/img.jpg" );
https://developer.mozilla.org/en/docs/Web/API/HTMLImageElement
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What is the difference between call and apply?
What is the difference between using call and apply to invoke a function?
24 Answers
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