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What does (angle brackets) mean in Java?
...o: instantiating is one of the few things that you can't do with T.
Apart from the tutorial linked above Angelika Langers Generics FAQ is a great resource on the topic.
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What is the EAFP principle in Python?
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From the glossary:
Easier to ask for forgiveness than permission. This common Python coding style assumes the existence of valid keys or attributes and catches exceptions if the assumption proves false. This clean and fas...
arrayfun can be significantly slower than an explicit loop in matlab. Why?
...which you can directly express as loop nests. Where does the overhead come from we can not know. Could the overhead be avoided by a better implementation? Maybe not. But unfortunately the only thing we can do is study the performance to identify the cases, in which it works well, and those, where it...
Bootstrap 3 offset on right not left
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bootstrap does the same thing only from the left
– Scott
Jul 14 '17 at 16:14
a...
catch all unhandled exceptions in ASP.NET Web Api
...ken cancellationToken)
{
Handle(context);
return Task.FromResult<object>(null);
}
public void Handle(ExceptionHandlerContext context)
{
// Create your own custom result here...
// In dev, you might want to null out the result
// to disp...
Parsing IPv6 extension headers containing unknown extensions
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What if I encounter an unrecognized extension header type?
From RFC 2460:
If, as a result of processing a header, a node is required to proceed
to the next header but the Next Header value in the current header is
unrecognized by the node, it should discard the packet a...
Argparse: Way to include default values in '--help'?
... for b (default: 42)
It just works works because as we can see trivially from the sources https://github.com/python/cpython/blob/v3.6.5/Lib/argparse.py#L648 that:
RawTextHelpFormatter implements _split_lines
ArgumentDefaultsHelpFormatter implements _get_help_string
so we can guess that they wi...
How do you assert that a certain exception is thrown in JUnit 4 tests?
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I like this solution but can I download this from a maven repo?
– Selwyn
Mar 31 '15 at 2:07
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One class per file rule in .NET? [closed]
...en more severe). It's often used to split the auto-generated designer code from your custom code in the same class (but sometimes is used to allow different developers to work on the class at the same time via different files). So Microsoft does see benefits of multiple files and everybody has multi...
Pass Variables by Reference in Javascript
...ck-and-forth in the Reddit comments that a big part of the confusion stems from the unfortunate collision involving the word "reference". The terminology "pass by reference" and "pass by value" predates the concept of having "objects" to work with in programming languages. It's really not about obje...