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How should I unit test threaded code?
...e, we want the interactions between the threads to happen in a predictable order. We don't want to externally synchronize the threads in the test, because that will mask bugs that could happen in production where the threads are not externally synchronized. That leaves the use of timing delays for...
Differences between hard real-time, soft real-time, and firm real-time?
...tamps for when frames must appear on the screen. Since the frames are time order sensitive a missed deadline causes jitter, diminishing quality of service. If the missed frame later becomes available it will only cause more jitter to display it, so it's useless. The viewer can still enjoy the progra...
Set opacity of background image without affecting child elements
... I think you need to change the ” quotes in the above code to " in order for it to work when straight copy-pasted.
– nsantorello
Feb 6 '12 at 16:44
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What is the correct way to make a custom .NET Exception serializable?
... sure you call through to base.GetObjectData(info, context) at the end, in order to let the base class save its own state.
SerializableExceptionWithCustomProperties.cs:
namespace SerializableExceptions
{
using System;
using System.Collections.Generic;
using System.Runtime.Serializati...
Can I control the location of .NET user settings to avoid losing settings on application upgrade?
... a SHA1 hash of evidence gathered from the CurrentDomain, in the following order of preference:
1. StrongName
2. URL:
If neither of these is available, use the .exe path.
<version> is the AssemblyInfo's AssemblyVersionAttribute setting.
Full description is here http://msdn.microsoft.c...
initializer_list and move semantics
...ve from a constant object. The language designers probably made that so in order to allow initializer lists to contain for instance string constants, from which it would be inappropriate to move.
However, if you are in a situation where you know that the initializer list contains rvalue expressions...
Difference between applicationContext.xml and spring-servlet.xml in Spring Framework
...ns defined in springweb-servlet.xml are instantiated.
So the instantiation order is: the root (application context), then FrameworkServlet.
Now it should be clear why they are important in which scenario.
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How can I convert a zero-terminated byte array to string?
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What if your byte array is in the reverse order aka little endian?
– Sir
Nov 22 '17 at 0:39
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Assign pandas dataframe column dtypes
... I have 1000's of files from cisco logs that I need to parse manually.
In order to be flexible with fields and types I have successfully tested using StringIO + read_cvs which indeed does accept a dict for the dtype specification.
I usually get each of the files ( 5k-20k lines) into a buffer and ...
How do I check if a type is a subtype OR the type of an object?
..., it's a bit awkward to read and write, and easy to mess up (reversing the order of potentialBase and potentialDescendant can be deadly).
– jrh
Dec 11 '17 at 13:40
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