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Does static constexpr variable inside a function make sense?
...ction (say, a large array), does it make sense to declare it both static and constexpr ? constexpr guarantees that the array is created at compile time, so would the static be useless?
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Backwards migration with Django South
Ok, so this seems like a really silly thing to ask, and I'm sure I'm missing something somewhere.
3 Answers
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How to quickly clear a JavaScript Object?
... Some companies have to support IE6 as a matter of policy - and will while it enjoys double-digit market share. The IE GC issue isn't that things go uncollected, it's that collection runs every X allocations, and takes longer each time. Thus the need to reuse objects.
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Finding the PHP File (at run time) where a Class was Defined
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if you had an includes folder, you could run a shell script command to "grep" for "class $className" by doing: $filename = ``grep -r "class $className" $includesFolder/*\ and it would return which file it was in. Other than that, i don't think there is any magic function for PHP to do it ...
Difference between database and schema
What's the difference between a Database and a Schema in SQL Server? Both are the containers of tables and data.
5 Answers
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Use of alloc init instead of new
Learning Objective-C and reading sample code, I notice that objects are usually created using this method:
8 Answers
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Prevent any form of page refresh using jQuery/Javascript
...ens!";
}
</script>
The user will be prompted with the message, and given an option to stay on the page or continue on their way. This is becoming more common. Stack Overflow does this if you try to navigate away from a page while you are typing a post. You can't completely stop the user ...
Real world use cases of bitwise operators [closed]
...ets
Always involves checksums, parity, stop bits, flow control algorithms, and so on, which usually depend on the logic values of individual bytes as opposed to numeric values, since the medium may only be capable of transmitting one bit at a time.
Compression, Encryption
Both of these are heavily d...
NoClassDefFoundError - Eclipse and Android
I'm having a problem trying to run an Android app which, up until adding a second external library to its build path, was working fine. Since having added the scoreninja jar, I now get a NoClassDefFoundError when I try to run the app.
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Rendering JSON in controller
I was reading a book and in a chapter about Controllers when it talks about rendering stuff, for JSON it has an example like this but doesn't go in to details so I couldn't figure out the bigger picture that this example fits in:
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