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Calling a Fragment method from a parent Activity
I see in the Android Fragments Dev Guide that an "activity can call methods in a fragment by acquiring a reference to the Fragment from FragmentManager, using findFragmentById() or findFragmentByTag() ."
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How do you get the length of a string?
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You don't need jquery, just use yourstring.length. See reference here and also here.
Update:
To support unicode strings, length need to be computed as following:
[..."????"].length
or create an auxiliary function
function uniLen(s) {
return [...s].length
}
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On - window.location.hash - Change?
I am using Ajax and hash for navigation.
13 Answers
13
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How to build sources jar with gradle
...e a (project)-sources.jar file that I can load into my IDE (IntelliJ IDEA) and debug through the project. I know how to load the file if I can generate it.
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How to get the first five character of a String
...get the result back in string then you can use:
Using String Constructor and LINQ's Take
string firstFivChar = new string(yourStringVariable.Take(5).ToArray());
The plus with the approach is not checking for length before hand.
The other way is to use String.Substring with error checking
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Your content must have a ListView whose id attribute is 'android.R.id.list'
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Rename the id of your ListView like this,
<ListView android:id="@android:id/list"
android:layout_width="fill_parent"
android:layout_height="fill_parent"/>
Since you are using ListActivity your xml file must specify the keyword android while mentioning to a ID.
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How to use Single TextWatcher for multiple EditTexts?
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Can you please tell what is 'model' in above code and where to declare it?
– YuDroid
Jun 25 '12 at 6:56
33
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How do I negate a test with regular expressions in a bash script?
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You had it right, just put a space between the ! and the [[ like if ! [[
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Can I get git to tell me all the files one user has modified?
...utput nothing but filenames. Given that fact, what are the options --stat and --pretty=format:"" accomplishing? Could you leave them out?
– Jonah
Apr 10 '15 at 21:20
1
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Is there a way to use two CSS3 box shadows on one element?
... two shadows on it. The first shadow is an inner lighter box shadow (2px), and the second is a drop shadow outside the button (5px) itself.
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