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What's the need of array with zero elements?

... This is a way to have variable sizes of data, without having to call malloc (kmalloc in this case) twice. You would use it like this: struct bts_action *var = kmalloc(sizeof(*var) + extra, GFP_KERNEL); This used to be not standard and was considered a hack (as Aniket said), but it was s...
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Mongoose (mongodb) batch insert?

...nsert it took just a few seconds. Model.collection.insert(docs, options, callback) docs is the array of documents to be inserted; options is an optional configuration object - see the docs callback(err, docs) will be called after all documents get saved or an error occurs. On success, docs is th...
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Types in MySQL: BigInt(20) vs Int(20)

...gInt , MediumInt , and Int are... it would seem obvious that they would allow for larger numbers; however, I can make an Int(20) or a BigInt(20) and that would make seem that it is not necessarily about size. ...
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Disable individual Python unit tests temporarily

... so. You could just get this module and use it on your existing Python install. It will probably work. Before this, I used to rename the tests I wanted skipped to xtest_testname from test_testname. Here's a quick elisp script to do this. My elisp is a little rusty so I apologise in advance for ...
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How can I rotate an HTML 90 degrees?

... Just as a suggestion to all future readers: always place the prefixed rules before the standards definition. In this case, all browser-prefixed rules should be before the transform: rotate(90deg); rule. The reason would be that typically, you want t...
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How do I get monitor resolution in Python?

...stemMetrics(0), user32.GetSystemMetrics(1) so that you don't need to install the pywin32 package; it doesn't need anything that doesn't come with Python itself. For multi-monitor setups, you can retrieve the combined width and height of the virtual monitor: import ctypes user32 = ctypes.windll.u...
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Naming cookies - best practices [closed]

... @Emanuil: To distinguish it from all the other cookies generated by other apps on the same domain. – Ignacio Vazquez-Abrams Sep 19 '12 at 20:50 ...
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Decorators with parameters?

...tion that will take a function and return another function. So it should really return a normal decorator. A bit confusing, right? What I mean is: def decorator_factory(argument): def decorator(function): def wrapper(*args, **kwargs): funny_stuff() something_with...
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What does “Content-type: application/json; charset=utf-8” really mean?

...ht want to include charset=utf-8 for security reasons: github.com/shieldfy/API-Security-Checklist/issues/25 – manuc66 Jul 14 '17 at 13:43 ...
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How do I parallelize a simple Python loop?

This is probably a trivial question, but how do I parallelize the following loop in python? 13 Answers ...