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Check if an element is present in an array [duplicate]

... ECMAScript 2016 incorporates an includes() method for arrays that specifically solves the problem, and so is now the preferred method. [1, 2, 3].includes(2); // true [1, 2, 3].includes(4); // false [1, 2, 3].includes(1, 2); // false (second parame...
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Invalidating JSON Web Tokens

...onger be able to be found. I also wanted to note that it is a good idea to include the last login date with the token, so that you are able to enforce a relogin after some distant period of time. In terms of similarities/differences with regards to attacks using tokens, this post addresses the quest...
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How do I strip all spaces out of a string in PHP? [duplicate]

...r_replace: $string = str_replace(' ', '', $string); For all whitespace (including tabs and line ends), use preg_replace: $string = preg_replace('/\s+/', '', $string); (From here). share | impr...
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String formatting: % vs. .format vs. string literal

...ot C99. The very man page you referenced notes, "The C99 standard does not include the style using '$'…". – Thanatos Mar 7 '13 at 23:55  |  ...
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Where does gcc look for C and C++ header files?

...eprocessor it is using, and then asks that preprocessor where it looks for includes. You will get a reliable answer for your specific setup. Likewise, for the C preprocessor: `gcc -print-prog-name=cpp` -v share ...
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Scrolling a flexbox with overflowing content

...it. Inside, overflow: auto; will then work as expected. the code snippet included in the answer - Click on and then click on after running the snippet OR Click here for the CODEPEN The result: .all-0 { top: 0; bottom: 0; left: 0; right: 0; } p { text-align: justify; } ...
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json_encode is returning NULL?

...ommended way of doing this has now changed. I tried to edit this answer to include a link but was rejected. The correct way is in my answer below. – bejs Sep 19 '14 at 4:38 1 ...
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Using `textField:shouldChangeCharactersInRange:`, how do I get the text including the current typed

I'm using the code below to try and have textField2 's text content get updated to match textField1 's whenever the user types in textField1 . ...
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Default initialization of std::array?

...an explicit initializer will be default initialized (C++11 §8.5/11). That includes objects of type std::array<T, N> and T[N]. Be aware that there are types for which default initialization has no effect and leaves the object's value indeterminate: any non-class, non-array type (§8.5/6). Con...
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Total width of element (including padding and border) in jQuery

As in the subject, how can one get the total width of an element, including its border and padding, using jQuery? I've got the jQuery dimensions plugin, and running .width() on my 760px-wide , 10px padding DIV returns 760 . ...