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JavaScript validation for empty input field
I have this input field
<input name="question"/> I want to call IsEmpty function when submit clicking submit button.
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How do I prevent the iPhone screen from dimming or turning off while my application is running?
I'm working on an app that requires no user input, but I don't want the iPhone to enter the power saving mode.
5 Answers
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What is the preferred syntax for initializing a dict: curly brace literals {} or the dict() function
I'm putting in some effort to learn Python, and I am paying close attention to common coding standards. This may seem like a pointlessly nit-picky question, but I am trying to focus on best-practices as I learn, so I don't have to unlearn any 'bad' habits.
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Show AlertDialog in any position of the screen
When we show an AlertDialog in android it shows in the center of the screen. Is there any way to change the position?
4 An...
Git “error: The branch 'x' is not fully merged”
Here are the commands I used from the master branch
11 Answers
11
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How do I specify a single test in a file with nosetests?
I have a file called test_web.py containing a class TestWeb and many methods named like test_something().
6 Answers
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Why does Math.floor return a double?
Official Javadoc says that Math.floor() returns a double that is "equal to a mathematical integer", but then why shouldn't it return an int ?
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Overloading Macro on Number of Arguments
I have two macros FOO2 and FOO3 :
8 Answers
8
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How to remove last n characters from every element in the R vector
I am very new to R, and I could not find a simple example online of how to remove the last n characters from every element of a vector (array?)
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How to implement a confirmation (yes/no) DialogPreference?
How can I implement a Preference that displays a simple yes/no confirmation dialog?
3 Answers
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