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Can you organize imports for an entire project in eclipse with a keystroke?
Wouldn't it be nice to just do a keystroke and have eclipse organize all imports in all java classes instead of just the one you are looking at? Is this possible? Is there a keystroke for it?
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How can I disable logging of asset pipeline (sprockets) messages in Ruby on Rails 3.1?
...er=, Logger.new('/dev/null'))
Rails::Rack::Logger.class_eval do
def call_with_quiet_assets(env)
previous_level = Rails.logger.level
Rails.logger.level = Logger::ERROR if env['PATH_INFO'] =~ %r{^/assets/}
call_without_quiet_assets(env)
ensure
Rails.logger.level = pre...
Create aar file in Android Studio
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The versioning is really external to the AAR itself. You would typically set up a Maven pom file that has version info.
– Scott Barta
Apr 10 '15 at 2:13
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What does 'synchronized' mean?
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The synchronized keyword is all about different threads reading and writing to the same variables, objects and resources. This is not a trivial topic in Java, but here is a quote from Sun:
synchronized methods enable a simple
strategy for prevent...
Background color not showing in print preview
...ings can be done to avoid the difficulties you are having. First, separate all your print CSS from your screen CSS. This is done via the @media print and @media screen.
Often times just setting up some extra @media print CSS is not enough because you still have all your other CSS included when prin...
How to pause a YouTube player when hiding the iframe?
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The easiest way to implement this behaviour is by calling the pauseVideo and playVideo methods, when necessary. Inspired by the result of my previous answer, I have written a pluginless function to achieve the desired behaviour.
The only adjustments:
I have added a functio...
How do I create a new class in IntelliJ without using the mouse?
...rything is possible with keyboard only with the debugger. CrazyCoder, i challenge you to unplug your keyboard and work with IntelliJ!!!
– JavaRocky
Feb 12 '10 at 4:31
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Can I disable a CSS :hover effect via JavaScript?
... and CSS a little bit, it saves you having to reset every CSS property manually via JavaScript.
HTML
<body class="nojQuery">
CSS
/* Limit the hover styles in your CSS so that they only apply when the nojQuery
class is present */
body.nojQuery ul#mainFilter a:hover {
/* CSS-only hove...
How to do the equivalent of pass by reference for primitives in Java
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You have several choices. The one that makes the most sense really depends on what you're trying to do.
Choice 1: make toyNumber a public member variable in a class
class MyToy {
public int toyNumber;
}
then pass a reference to a MyToy to your method.
void play(MyToy toy){
...
Prevent unit tests but allow integration tests in Maven
...out skipping failsafe tests.
Property value seems to magically default to false -->
<skipTests>${skip.surefire.tests}</skipTests>
</configuration>
</plugin>
This allows you to run mvn verify -Dskip.surefire.tests and only surefire, not failsa...