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TCP loopback connection vs Unix Domain Socket performance
Working on an Android and iOS based application which require communication with a server running in the same device. Currently using TCP loopback connection for communicating with App and Server (App written in user layer, server written in C++ using Android NDK)
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How does Chrome's “Request Desktop Site” option work?
For iOS google chrome, when a user hits the "Request desktop site" button what does the browser do to try to bring up a desktop site? I imagine some sort of header on the request that sites are looking for, or something similar?
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Upgrade python in a virtualenv
Is there a way to upgrade the version of python used in a virtualenv (e.g. if a bugfix release comes out)?
12 Answers
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Windows batch: formatted date into variable
...command prompt, I always get the correct date/time at the moment of invocation of the command, not when I had opened the command prompt.
– ADTC
Sep 16 '13 at 6:45
5
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The term “Context” in programming? [closed]
...ty (Android), Service (Java, Android), NSManagedContext (Objective-C, iOS).
9 Answers
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How to print the full traceback without halting the program?
...hon 2.x:
import traceback
try:
raise TypeError("Oups!")
except Exception, err:
try:
raise TypeError("Again !?!")
except:
pass
traceback.print_exc()
...will display the traceback of the last exception:
Traceback (most recent call last):
File "e.py", line 7, in ...
ActiveMQ or RabbitMQ or ZeroMQ or [closed]
...eriences with the pros and cons of ActiveMQ vs RabbitMQ vs ZeroMQ. Information about any other interesting message queues is also welcome.
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Java - get pixel array from image
...lating indices, but is much faster than the first approach.
In my application I was able to reduce the time of processing the pixels by more than 90% by just switching from the first approach to the second!
Here is a comparison I've setup to compare the two approaches:
import java.awt.image.Buffe...
How to get relative path from absolute path
...Path</c> if the paths are not related.</returns>
/// <exception cref="ArgumentNullException"></exception>
/// <exception cref="UriFormatException"></exception>
/// <exception cref="InvalidOperationException"></exception>
public static String MakeRelati...
Xcode changes unmodified storyboard and XIB files
...n the .storyboard file has its starting <document> tag's toolsVersion and systemVersion attributes altered by whatever configuration the most recent file manipulator happens to be running. Synchronizing everybody's Xcode versions precisely seems to help with toolsVersion , but systemVe...