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Finding the direction of scrolling in a UIScrollView?

I have a UIScrollView with only horizontal scrolling allowed, and I would like to know which direction (left, right) the user scrolls. What I did was to subclass the UIScrollView and override the touchesMoved method: ...
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What does the leading semicolon in JavaScript libraries do?

... It allows you to safely concatenate several JavaScript files into one, to serve it quicker as one HTTP request. share | improv...
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How can I make a jQuery UI 'draggable()' div draggable for touchscreen?

...le() that works in Firefox and Chrome. The user interface concept is basically click to create a "post-it" type item. 7 An...
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npm WARN package.json: No repository field

I installed Express.js with the following command: 11 Answers 11 ...
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How can I find the length of a number?

... This solution would not work with large number or small number that has more than 20 digits. eg. 1.2e+22 toString().length outputs 7 – CherylG Oct 18 '16 at 0:52 ...
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What do 3 dots next to a parameter type mean in Java?

...ks/tutorial/java/javaOO/arguments.html#varargs In your example, you could call it as any of the following: myMethod(); // Likely useless, but possible myMethod("one", "two", "three"); myMethod("solo"); myMethod(new String[]{"a", "b", "c"}); Important Note: The argument(s) passed in this way is alwa...
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Subtract days from a date in JavaScript

...t saving time is only 23 hours long, and the last is 25 hours long. it usually doesn't matter, but it's something to consider. – Kip Aug 18 '09 at 20:55 12 ...
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Convert System.Drawing.Color to RGB and Hex Value

...t be null and c.R.ToString(), c.G.ToString(), and c.B.ToString() can't actually fail (the only way I can see them failing is with a NullReferenceException, and none of them can actually be null). You could clean the whole thing up using the following: private static String HexConverter(System.Draw...
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“for” vs “each” in Ruby

...The reason why x remains in the for scenario is due to the fact that (generally speaking) keywords don't create new scopes. if, unless, begin, for, while, etc. all work with the current scope. #each however accepts a block. Blocks always add their own scope on top of the current scope. Meaning that ...
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Upload failed You need to use a different version code for your APK because you already have one wit

...n the console before so i try re uploading it after resolving some issues All i do is delete the previous APK from the Artifact Library share | improve this answer | follow ...