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ActiveMQ or RabbitMQ or ZeroMQ or [closed]
..., it’s easier to implement advanced scenarios but usually at the cost of raw performance. It’s the Swiss army knife of messaging :-).
Finally, all 3 products:
have client apis for the most common languages (C++, Java, .Net, Python, Php, Ruby, …)
have strong documentation
are actively suppor...
Java - get pixel array from image
...fferByte) image.getRaster().getDataBuffer()).getData();
call returns the raw Pixel Array data in such a fashion that each byte contains more than one pixel.
So when you use a Monochrome Bitmap image to create your BufferedImage object then this is the algorithm you want to use:
/**
* This retur...
Is “argv[0] = name-of-executable” an accepted standard or just a common convention?
...inal question - I have no operating system. I'm writing code to build the raw argc/argv buffer for an executable loaded onto an embedded device and needed to know what I should do with argv[0]). +1 to StackOverflow for being awesome!
– Mike Willekes
Jan 13 '1...
How to Rotate a UIImage 90 degrees?
...nUp) {
CGContextRotateCTM (context, radians(90));
}
[src drawAtPoint:CGPointMake(0, 0)];
UIImage *image = UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();
return image;
}
...
Convert UTC datetime string to local datetime
...r Joe's answer. Technically your answer explains exactly how to do it with raw python (which is good to know), but the library he suggested gets me to a solution much quicker.
– MattoTodd
Jan 23 '11 at 4:03
...
Convert ArrayList to String[] array [duplicate]
...information of what the <T> is at runtime. All it knows is that the raw element type is Object. By contrast, in the other case, the array parameter gives the base type of the array. (If the supplied array is big enough to hold the list elements, it is used. Otherwise a new array of the sam...
Client to send SOAP request and receive response
...(default)</param>
/// <returns>A string containing the raw Web Service response</returns>
public static string SendSOAPRequest(string url, string action, Dictionary<string, string> parameters, string soapAction = null, bool useSOAP12 = false)
{
...
What are POD types in C++?
...
As I understand POD (PlainOldData) is just a raw data - it does not need:
to be constructed,
to be destroyed,
to have custom operators.
Must not have virtual functions,
and must not override operators.
How to check if something is a POD? Well, there is a struct for ...
Is there any use for unique_ptr with array?
...or
Note that vector::reserve is not an alternative here: Is accessing the raw pointer after std::vector::reserve safe?
It's the same reason a C programmer might choose malloc over calloc.
share
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...
How can I safely create a nested directory?
...os.path.isdir('/tmp/fakedirname')
False
If you have:
>>> dir = raw_input(":: ")
And a foolish user input:
:: /tmp/dirname/filename.etc
... You're going to end up with a directory named filename.etc when you pass that argument to os.makedirs() if you test with os.path.exists().
...