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Are (non-void) self-closing tags valid in HTML5?
...'t like self-closing tags (those that end with " /> ") on non-void elements. (Void elements are those that may not ever contain any content.) Are they still valid in HTML5?
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WebSockets vs. Server-Sent events/EventSource
...kets and Server-Sent Events are capable of pushing data to browsers. To me they seem to be competing technologies. What is the difference between them? When would you choose one over the other?
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Change old commit message on Git
I was trying to edit an old commit message as explained here .
5 Answers
5
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When do I need to use AtomicBoolean in Java?
...g used to ensure that one and only one thread will invoke the initialize() method. Obviously initialized being true doesn't mean that initialization has definitely completed in this case, so maybe a slightly different term would be better here. Again, it depends on what it's being used for.
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Git: Set up a fetch-only remote?
... don't think you can remove the push URL, you can only override it to be something other than the pull URL. So I think the closest you'll get is something like this:
$ git remote set-url --push origin no-pushing
$ git push
fatal: 'no-pushing' does not appear to be a git repository
fatal: The remote...
Percentage Height HTML 5/CSS
...;div> to a certain percentage height in CSS, but it just remains the same size as the content inside it. When I remove the HTML 5 <!DOCTYTPE html> however, it works, the <div> taking up the whole page as desired. I want the page to validate, so what should I do?
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Synchronization vs Lock
...y serialize the control in order to access the critical resource. It gives method such as park() and unpark() .
11 Ans...
How to select different app.config for several build configurations
...s MSTest integration tests. On my machine the tests pass, and I want the same to happen on a CI server (I use TeamCity). But the tests fail, because I need to tweak some settings in app.config. This is why I was thinking to have a separate second app.config file that will hold the settings for CI se...
Thread pooling in C++11
...s = thread::hardware_concurrency();
2) For an efficient threadpool implementation, once threads are created according to Num_Threads, it's better not to create new ones, or destroy old ones (by joining). There will be performance penalty, might even make your application goes slower than the seri...
How can I sanitize user input with PHP?
Is there a catchall function somewhere that works well for sanitizing user input for SQL injection and XSS attacks, while still allowing certain types of HTML tags?
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