JetBrains IntelliJ IDEA Blog

In Maia you can quickly look up a value in a debugger session by hovering your mouse over it (which is very handy for text values, for example):


When you need to browse through a large tree of values, this popup can be set to appear only after you invoke it.


The trick is that it is still viewable, but only when you hover mouse over a value holding the Alt key. Hitting Alt when the popup is open hides it — but that’s what you probably have already guessed.

There is also an option in the Settings dialog:

If you ever tried to understand or edit regular expression like this in JavaScript or ActionScript:

Then you are sure to find IntelliJ IDEA 9 a more helpful in this way. Now you can repeatedly press Ctrl+W to see non-capturing groups:

Plus, code completion after \ is also a bit smarter: