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When to use std::forward to forward arguments?
...nally, you need forward to turn the lvalue-turned x (because it has a name now!) back into an rvalue reference if it was one initially.
You should not forward something more than once however, because that usually does not make sense: Forwarding means that you're potentially moving the argument all...
What is the difference between a pseudo-class and a pseudo-element in CSS?
...lement refers to things that are part of the document, but you just don't know it yet. For example the first letter. Before you only had text. Now you have a first letter that you can target. It is a new concept, but was always part of the document. This also includes things like ::before; whil...
Is proprietary code legally safe on bitbucket or github? [closed]
I know this slightly in the legal realm but its unclear who owns the code if you put proprietary code on github or bitbucket in a private repository.
...
What is the difference between concurrency, parallelism and asynchronous methods?
...are NOT the same thing.
Differences between concurrency vs. parallelism
Now let’s list down remarkable differences between concurrency and parallelism.
Concurrency is when two tasks can start, run, and complete in overlapping time periods. Parallelism is when tasks literally run at the same ti...
Why does Maven have such a bad rep? [closed]
...how Maven is bad. I have been using some features of Maven for a few years now and the most important benefit in my view is the dependency management.
...
Why do pthreads’ condition variable functions require a mutex?
... condition variable; it is to protect the predicate data, but I think you know that from reading your comment that followed that statement. You can signal a condition variable legally, and fully supported by implementations, post-unlock of the mutex wrapping the predicate, and in fact you'll will re...
PHP - Get key name of array value
...; 'a', 'second' => 'b', );
$key = array_search ('a', $arr);
$key will now contain the key for value 'a' (that is, 'first').
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What is the JUnit XML format specification that Hudson supports?
... elements, only one was retained in Jenkins. When creating the xml file, I now concatenate all the failures in one.
Update 2016-11 The link is broken now. A better alternative is this page from cubic.org: JUnit XML reporting file format, where a nice effort has been taken to provide a sensible do...
How to return multiple values? [duplicate]
...function returning multiple values. Though using Map feels better approach now.
– Mahesha999
Sep 18 '15 at 8:52
I woul...
OAuth 2.0: Benefits and use cases — why?
...rs is the ability to do that without the client or server ever needing to know the details of that identity (e.g. username and password).
Without (?) getting too deep into the details of OAuth:
The client submits an authorization request to the server, which validates that the client is a legitim...