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How to use IntelliJ IDEA to find all unused code?

...ALL INSTANCES of such probable-unused codes. How can I do that in IntelliJ IDEA? 2 Answers ...
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How to set IntelliJ IDEA Project SDK

I just installed IntelliJ IDEA and when I try to create my first Project it asks for me to set up the Project SDK. When I click on "JDK" it asks for me to select the home directory of the JDK as shown in this image. ...
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How to show all parents and subclasses of a class in IntelliJ IDEA?

... In terms of behavior the equivalent of Eclipse Ctrl+T in IntelliJ IDEA is Ctrl+Alt+B share | improve this answer | follow | ...
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Why are empty catch blocks a bad idea? [closed]

...which people (including Jon Skeet) say empty catch blocks are a really bad idea? Why this? Is there no situation where an empty catch is not a wrong design decision? ...
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IntelliJ inspection gives “Cannot resolve symbol” but still compiles code

...all you should try File | Invalidate Caches and if it doesn't help, delete IDEA system directory. Then re-import the Maven project and see if it helps. In some weird cases compiled classes may report wrong info and confuse IDEA. Verify that the classes from this jar report correct names using javap...
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Force Intellij IDEA to reread all maven dependencies

How to force intellij idea to reread/update all dependencies specified in the pom file ? 12 Answers ...
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IntelliJ IDEA way of editing multiple lines

...een this done in TextMate and I was wondering if there's a way to do it in IDEA. 20 Answers ...
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Intellij IDEA, format all code in a project

I really like IDEA's code formatting, but how do I get it to reformat all the code in a particular project without going through each file? I've found the option to tidy / optimise imports on code before committing it to subversion which is great, but it only seems to apply to files that have otherw...
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How do you input commandline argument in IntelliJ IDEA?

...uration. But I don't Know How do i input commandline arguments in IntelliJ IDEA. 10 Answers ...
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Are soft deletes a good idea? [duplicate]

Are soft deletes a good idea or a bad idea? 15 Answers 15 ...