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Find running median from a stream of integers

...t running median with O(lg n) updates where n is the window size' def __init__(self, n, iterable): self.it = iter(iterable) self.queue = deque(islice(self.it, n)) self.skiplist = IndexableSkiplist(n) for elem in self.queue: self.skiplist.insert(elem) ...
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UTF-8 byte[] to String

...constructor for String String str = new String(bytes, StandardCharsets.UTF_8); And if you're feeling lazy, you can use the Apache Commons IO library to convert the InputStream to a String directly: String str = IOUtils.toString(inputStream, StandardCharsets.UTF_8); ...
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How to check if a table contains an element in Lua?

... Perhaps also function keysOfSet(set) local ret={} for k,_ in pairs(set) do ret[#ret+1]=k end return ret end – Jesse Chisholm Apr 27 '18 at 21:40 add a comme...
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Android: How to bind spinner to custom object list?

...ld, but just in case... User object: public class User{ private int _id; private String _name; public User(){ this._id = 0; this._name = ""; } public void setId(int id){ this._id = id; } public int getId(){ return this._id; } ...
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Reverse a string in Python

... for readability and reusability, put the slice in a function def reversed_string(a_string): return a_string[::-1] and then: >>> reversed_string('a_string') 'gnirts_a' Longer explanation If you're interested in the academic exposition, please keep reading. There is no built-i...
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What is the correct way to create a single-instance WPF application?

... NativeMethods.PostMessage( (IntPtr)NativeMethods.HWND_BROADCAST, NativeMethods.WM_SHOWME, IntPtr.Zero, IntPtr.Zero); } } } NativeMethods.cs // this class just wraps some Win32 stuff that we're going to use...
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Method overloading in Objective-C?

...sign pattern) Here's a simple example on how function overloading works: __attribute__((overloadable)) float area(Circle * this) { return M_PI*this.radius*this.radius; } __attribute__((overloadable)) float area(Rectangle * this) { return this.w*this.h; } //... //In your Obj-C methods you...
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How to deal with floating point number precision in JavaScript?

...nswered Sep 4 '10 at 23:00 linux_mikelinux_mike 1,99311 gold badge1313 silver badges33 bronze badges ...
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Node.js / Express.js - How does app.router work?

...r middleware is given to use first. If you do this: app.use(express.static(__dirname + '/public')); app.use(app.router); Then the file on disk is served. If you do it the other way, app.use(app.router); app.use(express.static(__dirname + '/public')); Then the route handler gets the request, and "H...
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List all files in one directory PHP [duplicate]

... the best way to list all the files in one directory with PHP? Is there a $_SERVER function to do this? I would like to list all the files in the usernames/ directory and loop over that result with a link, so that I can just click the hyperlink of the filename to get there. Thanks! ...