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What is unit testing and how do you do it? [duplicate]
...meworks, you should look into one for yours.
Tests are usually run periodically, often after every change to the source code. The more often the better, because the sooner you will catch problems.
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Weighted random numbers
...toring pointers to the objects or is more than a few dozen items long (basically, you have to profile to know if this helps or hinders), then there is an optimisation:
By storing the cumulative weight sum in each item you can use a binary search to pick the item corresponding to the pick weight.
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Transitions with GStreamer Editing Services freezes, but works OK without transitions
...m trying to use gstreamer's GStreamer Editing Services to concatenate 2 videos, and to have a transition between the two.
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What exactly is Apache Camel?
...ts can be running on the same process or in a different machine.
They basically propose that we structure our system to be message oriented -- where components communicate with each others using messages as inputs and outputs and absolutely nothing else. They show us a complete set of patterns that...
Where do the Python unit tests go?
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For a file module.py, the unit test should normally be called test_module.py, following Pythonic naming conventions.
There are several commonly accepted places to put test_module.py:
In the same directory as module.py.
In ../tests/test_module.py (at the same level as the code ...
Why is a ConcurrentModificationException thrown and how to debug it
...This will throw a ConcurrentModificationException when the it.hasNext() is called the second time.
The correct approach would be
Iterator it = map.entrySet().iterator();
while (it.hasNext())
{
Entry item = it.next();
it.remove();
}
Assuming this iterator supports the rem...
How to hash a password
...existing system. In addition, make sure you put it in a using statement or call Clear() on it when you are done using the implementation.
– vcsjones
Nov 15 '10 at 3:37
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Read logcat programmatically within application
...dded before the clear completes. It doesn't make a difference even if you call process.waitfor().
– Tom Rutchik
Jun 3 at 0:25
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Xml Namespace breaking my xpath! [duplicate]
...en defined with a default namespace and this is adopted by all elements inside.
You therefore need to ignore the element namespace like so:
/*[local-name()='List']/*[local-name()='Fields]/*[local-name()='Field]
but this means that the xpath will pick up any other element with List - Fields - Fie...
Reading a List from properties file and load with spring annotation @Value
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Since Spring 3.0, you can add a line like
<bean id="conversionService"
class="org.springframework.context.support.ConversionServiceFactoryBean" />
to your applicationContext.xml (or where you configure things).
As Dmitry Chornyi points out in a comment, Java base...