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Using 'return' in a Ruby block

... method, that's why you have LocalJumpError break returns value from block and ends its call. If your block was called by yield or .call, then break breaks from this iterator too next returns value from block and ends its call. If your block was called by yield or .call, then next returns value to l...
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How do you read CSS rule values with JavaScript?

...nces to be aware of: Given the CSS: div#a { ... } div#b, div#c { ... } and given InsDel's example, classes will have 2 classes in FF and 3 classes in IE7. My example illustrates this: <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-t...
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invalid context 0x0 under iOS 7.0 and system degradation

...oubt that's the issue. These invalid context 0x0 error messages are common and easy to reproduce in iOS 7. In fact, I can reproduce the error using storyboard with zero code. I drag a UITextField onto the canvas in IB, run the app, and double tap inside the text field. In many situations, it's har...
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How to add images in select list?

...others</option> </select> Better yet, you can separate HTML and CSS like that HTML <select id="gender"> <option>male</option> <option>female</option> <option>others</option> </select> CSS select#gender option[value="male"] ...
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How to open existing project in Eclipse

... Try File > New > Project... > Android Project From Existing Code. Don't copy your project from pc into workspace, copy it elsewhere and let the eclipse copy it into workspace by menu commands above and checking copy in existing workspace. ...
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Align items in a stack panel?

... this is what I meant with the 'etc.' I guess the answer is no, and will have to do it the tough way, read my comment for JMD above – Shimmy Weitzhandler Jan 7 '10 at 20:29 ...
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Add new item count to icon on button - Android

...tems under tabs. What I KNOW how to do - is create new icons with red dots and just display them when new stuff available. ...
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twitter bootstrap typeahead ajax example

... As in the Typeahead fork, data must be a JSON array of strings and the content type must be application/json. – Stijn Van Bael Sep 4 '12 at 20:00 9 ...
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conversion from string to json object android

I am working on an Android application. In my app I have to convert a string to Json Object, then parse the values. I checked for a solution in stackoverflow and found similar issue here link ...
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Best way to test for a variable's existence in PHP; isset() is clearly broken

...l scope variables as well, on can do a $defined_vars = get_defined_vars(); and then test via array_key_exists('v', $defined_vars);. – Henrik Opel Sep 27 '10 at 16:01 1 ...