eclipse - Android adb "Unable to open sync connection!"

I was having exactly the same problem, but I already had my phone connected to the computer's USB port. Sometimes disconnecting and reconnecting the cord worked but then it stopped working completely... Read More

How to downgrade Java from 9 to 8 on a MACOS. Eclipse is not running with Java 9

You don't need to down grade. You can run more than one version of Java on MacOS. You can set the version of your terminal with this command in MacOS. # List Java versions installed /usr/libexec/java... Read More

Eclipse Java launch configuration file path

You can find the configuration files in : /.metadata/.plugins/org.eclipse.debug.core/.launches There should be a *.launch file for every configuration you have in this workspace stored there.... Read More

java - Viewing complete strings while debugging in Eclipse

In the Variables view you can right click on Details pane (the section where the string content is displayed) and select "Max Length..." popup menu. The same length applies to expression inspector po... Read More

java - Things possible in IntelliJ that aren't possible in Eclipse?

CTRL-click works anywhere CTRL-click that brings you to where clicked object is defined works everywhere - not only in Java classes and variables in Java code, but in Spring configuration (you can cl... Read More

android - The project was not built since its build path is incomplete

Right click on project -> Properties -> Java Build Path (From Left List) -> Libraries (Tab) -> Add Library (Button on right) -> JRE System Library -> Next -> Workspace default JRE -> Finish This shou... Read More

Eclipse shortcut "go to line + column"

Ctrl +L Jump to Line Number. To hide/show line numbers, press ctrl +F10 and select 'Show Line Numbers' There is no way to go to a particular column according to my knowledge. On OSX, the shortcut is... Read More

Java equivalent to #region in C#

Jet Brains IDEA has this feature. You can use hotkey surround with for that (ctrl + alt + T). It's just IDEA feature. Regions there look like this: //region Description Some code //endregion... Read More

java - Class JavaLaunchHelper is implemented in both. One of the two will be used. Which one is undefined

From what I've found online, this is a bug introduced in JDK 1.7.045. It appears to also be present in JDK 1.7.060. A bug report on Oracle's website states that, while there was a fix, it was removed... Read More

breadcrumbs - How do I get rid of this unwanted bar from Eclipse?

The bar you are talking about is the breadcrumbs. To remove it, look at your toolbar which should more or less look like this: Then, click that button that is on the very far right. It looks like a... Read More