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omp parallel vs. omp parallel for
...e current thread into a
new team of threads for the duration of the next block/statement,
after which the team merges back into one. for divides the work of the
for-loop among the threads of the current team.
It does not create
threads, it only divides the work amongst the threads of th...
What's the difference between Invoke() and BeginInvoke()
... that delegate performs I/O (which could make the delegate and your thread block).
In those cases the BeginInvoke would be useful. By calling it, you're telling the delegate to start but then your thread is free to do other things in parallel with the delegate.
Using BeginInvoke increases the com...
Will HTML5 allow web apps to make peer-to-peer HTTP connections?
...on a machine, just by visiting a website - and so it would be aggressively blocked by virtually all corporate IT systems.
HTTP is inherently a client-server protocol. While it is reasonably easy to simulate duplex communications using long polling (as well as a couple of other techniques), it is not...
Convert a binary NodeJS Buffer to JavaScript ArrayBuffer
...by a “memory pool?”
A memory pool is a fixed-size pre-allocated memory block for keeping small-size memory chunks for Buffers. Using it keeps the small-size memory chunks tightly together, so prevents fragmentation caused by separate management (allocation and deallocation) of small-size memory ...
System.Threading.Timer in C# it seems to be not working. It runs very fast every 3 second
...
source.Cancel();
//or
token.ThrowIfCancellationRequested(); // try/ catch block requred.
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Difference between numpy.array shape (R, 1) and (R,)
...Py arrays is that they consist of two parts, a data buffer which is just a block of raw elements, and a view which describes how to interpret the data buffer.
For example, if we create an array of 12 integers:
>>> a = numpy.arange(12)
>>> a
array([ 0, 1, 2, 3, 4, 5, 6, 7, ...
Django Setup Default Logging
...icating that configuration under root key has the highest priority. If the block is removed, the result is:
[FMT2] 2018-12-18 17:25:43,757 l1
[FMT2] 2018-12-18 17:25:43,757 l2
[FMT2] 2018-12-18 17:25:43,757 root logger
In both case, I was able to debug and determine that all three loggers (l1, l2...
What is a message pump?
...like Office.
A hard requirement for an STA thread is that it should never block and must pump a message loop. The message loop is important because that's what COM uses to marshal an interface method call from one thread to another. Although .NET makes marshaling calls easy (Control.BeginInvoke o...
Can a Windows batch file determine its own file name?
...
In your code block, you state that f is the file name, but in your examples you use n for the file name. After some testing, it seems that f is the full path, and n is the file name.
– Drew Chapin
Oc...
Deep null checking, is there a better way?
... suggested,
another (albeit terrible) option would be to use a try…catch block to see if a NullReferenceException occurs sometime during that deep property lookup.
try
{
var x = cake.frosting.berries.loader;
...
}
catch (NullReferenceException ex)
{
// either one of cake, frosting, or...