Built in Spell Checking

IntelliJ IDEA can spell check and fix errors for you

Use F2 (macOS) / F2 (Windows/Linux) to navigate to the next error and then use ⌥⏎ (macOS) / Alt+Enter (VS Windows/Linux), to get suggestions on how to fix the typo.

Related Resources

Close tabs
Close inactive tabs
Use the debugger to help you understand what your code is doing.
Debugging Streams
Visualize the flow of data through a stream