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Is it possible to ping a server from Javascript?

I'm making a web app that requires that I check to see if remote servers are online or not. When I run it from the command line, my page load goes up to a full 60s (for 8 entries, it will scale linearly with more). ...
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Change the font of a UIBarButtonItem

... Fantastic! My app is looking beautiful now (well, in my own way that is!! :P) Thank you – Septronic Nov 3 '15 at 23:29 add a comment ...
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How to determine if object is in array [duplicate]

I need to determine if an object already exists in an array in javascript. 11 Answers ...
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How to get a JavaScript object's class?

...bar = function (x) {return x+x;}; foo.bar(21); // == 42 Note: if you are compiling your code with Uglify it will change non-global class names. To prevent this, Uglify has a --mangle param that you can set to false is using gulp or grunt. ...
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How do you convert a time.struct_time object into a datetime object?

...9, tm_hour=23, tm_min=57, tm_sec=42, tm_wday=0, tm_yday=252, tm_isdst=0) Now note what you actually get with the "published" field. Mon, 09 Sep 2013 19:57:42 -0400 By Stallman's Beard! Timezone information! In this case, the lazy man might want to use the excellent dateutil module to keep the ...
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AngularJS: Basic example to use authentication in Single Page Application

...thentication procedures. Also contains functions on authorization, that is if the user is allowed to perform a certain action. angular.module('loginApp') .factory('Auth', [ '$http', '$rootScope', '$window', 'Session', 'AUTH_EVENTS', function($http, $rootScope, $window, Session, AUTH_EVENTS) { aut...
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Vertically align text next to an image?

...;span style="">Works.</span> </div> Tested in FF3. Now you can use flexbox for this type of layout. .box { display: flex; align-items:center; } <div class="box"> <img src="https://placehold.it/60x60"> <span style="">Works.</span&g...
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How to access command line arguments of the caller inside a function?

...aware of any way to assign directly to the argument array, but if someone knows one, please enlighten me! Also, note the way I've used and quoted $@ - this is how you ensure special characters (whitespace) don't get mucked up. ...
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Difference Between Cohesion and Coupling

What is the difference between cohesion and coupling? 16 Answers 16 ...
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How to render a DateTime object in a Twig template

...one nationality. International users should display the game date totally different, like extending the \DateTime class, and adding a __toString() method to it that checks the locale and acts accordingly. Edit: As pointed out by @Nic in a comment, if you use the Intl extension of Twig, you will ha...