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Storing time-series data, relational or non?

... description, the actual PK is (Device, Metric, DateTime). (Please don't call it TimeStamp, that means something else, but that is a minor issue.) The uniqueness of the row is identified by: (Device, Metric, DateTime) The Id column does nothing, it is totally and completely redundant. A...
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Perform debounce in React.js

...> AwesomeDebouncePromise(searchFunction, 300) ); // The async callback is run each time the text changes, // but as the search function is debounced, it does not // fire a new request on each keystroke const searchResults = useAsync( async () => { if (inputText.length ...
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How to send a PUT/DELETE request in jQuery?

...ch as PUT and DELETE, can also be used here, but they are not supported by all browsers." from: api.jquery.com/jQuery.ajax/#options – andilabs Dec 2 '13 at 8:11 23 ...
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Equivalent to 'app.config' for a library (DLL)

... You can have separate configuration file, but you'll have to read it "manually", the ConfigurationManager.AppSettings["key"] will read only the config of the running assembly. Assuming you're using Visual Studio as your IDE, you can right click the desired project → Add → New item → Applicat...
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Navigation in django

... I like this idea a lot, especially for flexibility, but it comes with the less-DRY trade-off. I did start using this in a site though. – anonymous coward Sep 22 '09 at 14:47 ...
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How do I size a UITextView to its content?

... Tested on iOS 7 to resize an UITextView into an UITableViewCell. Works really great. This is the only answer that finally worked for me. Thanks! – Alex Nov 30 '13 at 18:40 39 ...
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width:auto for fields

...ckground:khaki'> <input style='width:100%' /> </form> Smaller size, smaller width: <form action='' method='post' style='width:200px;background:khaki'> <input size='5' /> </form> UPDATE Here's the best I could do after a few minutes. It's 1px off in FF, Chr...
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How would one write object-oriented code in C? [closed]

What are some ways to write object-oriented code in C? Especially with regard to polymorphism. 32 Answers ...
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Check if two unordered lists are equal [duplicate]

...has a built-in datatype for an unordered collection of (hashable) things, called a set. If you convert both lists to sets, the comparison will be unordered. set(x) == set(y) Documentation on set EDIT: @mdwhatcott points out that you want to check for duplicates. set ignores these, so you need ...
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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 ...