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How to customize the back button on ActionBar
...ble specified in the homeAsUpIndicator attribute of the theme. To override it with your own custom version it would be something like this:
<style name="Theme.MyFancyTheme" parent="android:Theme.Holo">
<item name="android:homeAsUpIndicator">@drawable/my_fancy_up_indicator</item&g...
Use IntelliJ to generate class diagram
...m" feature to show one class at a time. (I also figured out how to add additional classes, but again, only one at a time.)
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How to install a gem or update RubyGems if it fails with a permissions error
...ng gem install mygem or update RubyGems using gem update --system , and it fails with this error:
27 Answers
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Migrating from JSF 1.2 to JSF 2.0
I am working with a rather large app written in JSF 1.2 .
JSF 1.2 is around 6 years old now. I need to upgrade to JSF 2.0. How painful will this be? I noticed that some attributes in custom tags have been changed etc.
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java.lang.ClassNotFoundException: Didn't find class on path: dexpathlist
...m currently working on a project in which I have to use purely native ndk. It worked when I try running an helloworld example from Irrlicht engine source. Then I try using it in my project following the same format of that example. But I got:
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Ant: How to execute a command for each file in directory?
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Short Answer
Use <foreach> with a nested <FileSet>
Foreach requires ant-contrib.
Updated Example for recent ant-contrib:
<target name="foo">
<foreach target="bar" param="theFile">
<fileset dir="${server.src}" casesensitive=...
Hibernate throws MultipleBagFetchException - cannot simultaneously fetch multiple bags
...ernate (supporting JPA 2.0) should handle this. But otherwise you can work it around by annotating the collection fields with:
@LazyCollection(LazyCollectionOption.FALSE)
Remember to remove the fetchType attribute from the @*ToMany annotation.
But note that in most cases a Set<Child> is mo...
Intelligent point label placement in R
...t? I tried some but they are all problematic - many labels are overlaping either each other or other points (or other objects in the plot, but I see that this is much harder to handle).
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Eclipse java debugging: source not found
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Eclipse debugging works with the class actually loaded by the program.
The symptoms you describe sounds like the class in question was not found in the project, but in a distribution jar without debug info found before the project you are working wi...
How to pass a function as a parameter in Java? [duplicate]
...above
Using Java 8+ lambda expressions, if you have a class or interface with only a single abstract method (sometimes called a SAM type), for example:
public interface MyInterface {
String doSomething(int param1, String param2);
}
then anywhere where MyInterface is used, you can substitute ...