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Check if object is file-like in Python
...tIOBase)
isinstance(something, io.BufferedIOBase)
isinstance(something, io.RawIOBase)
isinstance(something, io.IOBase)
For 2.x, "file-like object" is too vague a thing to check for, but the documentation for whatever function(s) you're dealing with will hopefully tell you what they actually need; ...
Fastest way to serialize and deserialize .NET objects
...cases where ProtoBuf and NetSerializer are well-suited to, but in terms of raw performance for at least relatively simple objects... BinaryFormatter is significantly more performant, by at least an order of magnitude.
YMMV.
...
Run an untrusted C program in a sandbox in Linux that prevents it from opening files, forking, etc.?
...he tcc C-compiler):
wget https://github.com/levskaya/jslinux-deobfuscated/raw/master/root.bin
We want to put the student's submission in root.bin, so set up the loop device:
sudo losetup /dev/loop0 root.bin
(you could use fuseext2 for this too, but it's not very stable. If it stabilizes, you won'...
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)
{
...
Is modern C++ becoming more prevalent? [closed]
...ak of is clearly visible there: the older code is often "C with classes" - raw pointers, char* strings and use of associated C functions, arrays etc; newer code uses ATL smart pointers and such to manage resources, but still sticks to hand-coded loops most of the time, and iterator is a rare sight; ...
HTML5 record audio to file
...nk length */
view.setUint32(16, 16, true);
/* sample format (raw) */
view.setUint16(20, 1, true);
/* channel count */
view.setUint16(22, 2, true);
/* sample rate */
view.setUint32(24, sampleRate, true);
/* byte rate (sample rate * block align) ...
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;
}
...
How do I use a custom deleter with a std::unique_ptr member?
...ter); if customdeleter follows the convention (it returns void and accepts raw pointer as an argument).
– Victor Polevoy
Sep 5 '17 at 8:47
...
Which is the preferred way to concatenate a string in Python?
...f you want to comment on part of a string (as above) or if you want to use raw strings or triple quotes for part of a literal but not all.
Since this happens at the syntax layer it uses zero concatenation operators.
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