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Convert character to ASCII code in JavaScript

... Fun fact: you don’t really need the 0 (first argument value) — just "\n".charCodeAt() will do. – Mathias Bynens Oct 17 '11 at 9:40 ...
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include external .js file in node.js app

...obal variable. If you want a global variable then write global.foo. but we all know globals are evil. If you are someone who uses globals like that in a node.js project I was on I would refactor them away for as there are just so few use cases for this (There are a few exceptions but this isn't one...
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getSupportActionBar from inside of Fragment ActionBarCompat

...ctivity(). You'll need to cast it to an ActionBarActivity then make the call to getSupportActionBar(). ((AppCompatActivity)getActivity()).getSupportActionBar().setSubtitle(R.string.subtitle); You do need the cast. It's not poor design, it's backwards compatibility. ...
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Real-world examples of recursion [closed]

...l, and fixes itself quickly( Type A) , Except for one in 5 people ( We'll call these type B ) who become permanently infected with it and shows no symptoms and merely acts a spreader. This creates quite annoying waves of havoc when ever type B infects a multitude of type A. Your task is to track ...
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Error starting jboss server

I've just finished re-installing my OS, and as always install and test standard tools which I use, and now I get this error like never before when I tried to start Jboss 5 from eclipse, its quite big exeption : ...
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使用模拟器构建应用程序 · App Inventor 2 中文网

...Inventor includes an emulator for the phone. The emulator lets you develop and test apps using a virtual phone instead of a real phone. Instead of connecting a phone to the USB port, just start the emulator program. When you click Connect to Phone in the Blocks Editor, your app will appear in the em...
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What APIs are used to draw over other apps (like Facebook's Chat Heads)?

...t Heads on Android? What is the API to create the floating views on top of all other views? 3 Answers ...
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How can I change the image displayed in a UIImageView programmatically?

...n I look at the UIImageView doc, I can't see any hints about programmatically changing it. Do I have to fetch an UIImage object from that UIImageView ? ...
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Which letter of the English alphabet takes up most pixels?

...n 'Arial Black' on my MacBook in Chrome, lowercase m is the widest, by a small margin. – Earl Jenkins Feb 14 '12 at 22:25 15 ...
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Build tree array from flat array in javascript

I have a complex json file that I have to handle with javascript to make it hierarchical, in order to later build a tree. Every entry of the json has : id : a unique id, parentId : the id of the parent node (which is 0 if the node is a root of the tree) level : the level of depth in the tree ...