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How to declare global variables in Android?

...em you are encountering is how to save state across several Activities and all parts of your application. A static variable (for instance, a singleton) is a common Java way of achieving this. I have found however, that a more elegant way in Android is to associate your state with the Application con...
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contenteditable change events

... (mouseup, for example). You may want to poll the element's contents as a fallback. UPDATE 29 October 2014 The HTML5 input event is the answer in the long term. At the time of writing, it is supported for contenteditable elements in current Mozilla (from Firefox 14) and WebKit/Blink browsers, but ...
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Difference between wait() and sleep()

... A wait can be "woken up" by another thread calling notify on the monitor which is being waited on whereas a sleep cannot. Also a wait (and notify) must happen in a block synchronized on the monitor object whereas sleep does not: Object mon = ...; synchronized (mon) { ...
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How to show “if” condition on a sequence diagram?

... If else condition, also called alternatives in UML terms can indeed be represented in sequence diagrams. Here is a link where you can find some nice resources on the subject http://www.ibm.com/developerworks/rational/library/3101.html ...
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What's the difference between commit() and apply() in SharedPreferences

... tl;dr: commit() writes the data synchronously (blocking the thread its called from). It then informs you about the success of the operation. apply() schedules the data to be written asynchronously. It does not inform you about the success of the operation. If you save with apply() and immediately...
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How to sort findAll Doctrine's method?

...octrine's documentation, but I haven't been able to find a way to sort findAll() Results. 12 Answers ...
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Using gradle to find dependency tree

... ./gradlew app:dependencies where app is your project module. Additionally, if you want to check if something is compile vs. testCompile vs androidTestCompile dependency as well as what is pulling it in: ./gradlew :app:dependencyInsight --configuration compile --dependency <name> ./gradl...
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How do you reverse a string in place in JavaScript?

... might want to consider this answer instead. [...s] is Unicode aware, a small edit gives:- function reverse(s){ return [...s].reverse().join(""); } share | improve this answer | ...
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Repository Pattern vs DAL

...e method will take any number of parameters. While this may sound like a small difference, it is a big issue when you enter the realms of Linq and Expressions. Our default repository interface looks like this: public interface IRepository : IDisposable { T[] GetAll<T>(); T[] GetAll&lt...
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How can I grep for a string that begins with a dash/hyphen?

...rep still has it's own meaning to dashes (by providing options). So you really need to escape it twice (if you prefer not to use the other mentioned answers). The following will/should work grep \\-X grep '\-X' grep "\-X" One way to try out how Bash passes arguments to a script/program is to cre...