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Difference between two lists
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Using Except is exactly the right way to go. If your type overrides Equals and GetHashCode, or you're only interested in reference type equality (i.e. two references are only "equal" if they refer to the exact same object), you...
How to create a checkbox with a clickable label?
...eate an HTML checkbox with a label that is clickable (this means that clicking on the label turns the checkbox on/off)?
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Choose File Dialog [closed]
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You just need to override onCreateDialog in an Activity.
//In an Activity
private String[] mFileList;
private File mPath = new File(Environment.getExternalStorageDirectory() + "//yourdir//");
private String mChosenFile;
private static final String FTYPE = ".txt"; ...
How to remove focus without setting focus to another control?
I like my UIs to be intuitive; each screen should naturally and unobtrusively guide the user on to the next step in the app. Barring that, I strive to make things as confusing and confounding as possible.
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Android RatingBar change star colors [closed]
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Step #1: Create your own style, by cloning one of the existing styles (from $ANDROID_HOME/platforms/$SDK/data/res/values/styles.xml), putting it in your own project's styles.xml, and referencing it when you add the widget to a layout.
Step #2: Create your own Lay...
How to create a protocol with methods that are optional?
I noticed methods marked optional in several protocols defined in the iPhone SDK, such as the UIActionSheetDelegate protocol for example.
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PopupWindow - Dismiss when clicked outside
I have a PopupWindow on my activity, the thing is my PopupWindow still shows even when I'm interacting with my activity (say scrolling on my list). I can scroll through my list and the PopupWindow is still there.
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Postgres: INSERT if does not exist already
I'm using Python to write to a postgres database:
17 Answers
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JavaScript pattern for multiple constructors
I need different constructors for my instances. What is a common pattern for that?
9 Answers
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jquery how to empty input field
I am in a mobile app and I use an input field in order user submit a number.
7 Answers
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