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HTML5 Canvas vs. SVG vs. div
...s of each, but I will give some of the relevant results of my tests to consider for your specific application:
I made Canvas and HTML DIV test pages, both had movable "nodes." Canvas nodes were objects I created and kept track of in Javascript. HTML nodes were movable Divs.
I added 100,000 nodes t...
What is a MIME type?
...plug-ins, as in what I need to know about it for building plug-ins, is provided, please explain in clear and simple words. What is it? Why do plug-ins have a MIME type?
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Python: fastest way to create a list of n lists
...ion and is about 15 % faster on my machine.
Edit: Using NumPy, you can avoid the Python loop using
d = numpy.empty((n, 0)).tolist()
but this is actually 2.5 times slower than the list comprehension.
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phpunit mock method multiple calls with different arguments
...nything() as one of the parameters to ->logicalOr() to allow you to provide a default value for other arguments than the one you're interested in.
– MatsLindh
Jan 27 '17 at 13:31
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Why do we need message brokers like RabbitMQ over a database like PostgreSQL?
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Rabbit's queues reside in memory and will therefore be much faster than implementing this in a database. A (good)dedicated message queue should also provide essential queueing related features such as throttling/flow control, and the ability to...
When should I use std::thread::detach?
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Use join
Unless you need to have more flexibility AND are willing to provide a synchronization mechanism to wait for the thread completion on your own, in which case you may use detach
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Possible heap pollution via varargs parameter
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When you declare
public static <T> void foo(List<T>... bar) the compiler converts it to
public static <T> void foo(List<T>[] bar) then to
public static void foo(List[] bar)
The danger then arises that you'll mistakenly assign incorrect value...
Argparse: Required arguments listed under “optional arguments”?
...them is required. Unfortunately, when the user runs the script without providing the argument, the displayed usage/help text does not indicate that there is a non-optional argument, which I find very confusing. How can I get python to indicate that an argument is not optional?
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Using varchar(MAX) vs TEXT on SQL Server
...ion and at that point it stores it in a blob.
Using the LIKE statement is identical between the two datatypes. The additional functionality VARCHAR(MAX) gives you is that it is also can be used with = and GROUP BY as any other VARCHAR column can be. However, if you do have a lot of data you will ha...
How to use a WSDL
...e Add context menu.
I would select Microsoft WCF Web Service Reference Provider from the list.
I would press browse and select the wsdl file straight away, Set the namespace and I am good to go.
Refer to the error fix url above if you encounter any error.
Any of the methods above will generate a ...