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What is the difference between i++ and ++i?

...why some particular expression chock-full of increments and decrements and array dereferences doesn't work the way they assumed it did. – Eric Lippert Jul 27 '10 at 18:56 12 ...
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What are the disadvantages of using persistent connection in PDO

...ost=$host;dbname=" . DATABASE . ';charset=utf8', $username, $password, array(PDO::ATTR_EMULATE_PREPARES => false, PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION)); share | improve this a...
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REST API 404: Bad URI, or Missing Resource?

...f there is none, you should NOT return a 404. Return a 200 OK and an empty array, please. – esmiralha Jun 28 at 13:12 add a comment  |  ...
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How to structure a express.js application?

...utes = fs.readdirSync(routeUrl); Here I load all my models and routes as arrays of files. Disclaimer: readdirSync is only ok when called before you start the http server (before .listen). Calling synchronious blocking calls at server start time just makes the code more readable (it's basically a ...
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What is the difference between localStorage, sessionStorage, session and cookies?

...converted back to use them as their type after reading) but not Objects or Arrays (it is possible to JSON serialise them to store them using the APIs). Session storage will generally allow you to store any primitives or objects supported by your Server Side language/framework. Client-side vs. Serve...
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How to read a .xlsx file using the pandas Library in iPython?

..., those columns will be combined into a ``MultiIndex`` names : array-like, default None List of column names to use. If file contains no header row, then you should explicitly pass header=None converters : dict, default None Dict of functions for converting va...
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How to retrieve form values from HTTPPOST, dictionary or?

...] public ActionResult SubmitAction() { // This will return an string array of all keys in the form. // NOTE: you specify the keys in form by the name attributes e.g: // <input name="this is the key" value="some value" type="test" /> var keys = Request.Form.AllKeys; // Th...
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Why is the C++ STL is so heavily based on templates? (and not on *interfaces*)

...hey're a major part of both languages. If the STL did not work with native arrays, it would be useless. Your question has a strong assumption that OOP is "best". I'm curious to hear why. You ask why they "abandoned classical OOP". I'm wondering why they should have stuck with it. Which advantages w...
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Chrome Extension how to send data from content script to popup.html

...d into matching pages. These are injected in the order they appear in this array. (emphasis mine) In contentscript.js: Move the chrome.runtime.sendMessage({...}) block inside the onMessage listener callback. That said, here is my proposed approach: Control flow: A content script is inject...
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Good examples of Not a Functor/Functor/Applicative/Monad?

...ich is an Applicative, but not a Monad: newtype T a = T {multidimensional array of a} You can make an Applicative out of it, with something like: mkarray [(+10), (+100), id] <*> mkarray [1, 2] == mkarray [[11, 101, 1], [12, 102, 2]] But if you make it a monad, you could get a dimension...