Instead of writing debug logging code, you can take advantage of the IDE tools. No more log statements forgot here and there!
After one year of keeping the project's settings into VCS, I share my new findings. What worked? What didn't work, and how did we fix it? Read to the end for a bonus tip!
How can you make sure everyone on the team is using the same IDE settings? Put the .idea folder in version control!
Not all data types display in something useful when showing in the debugger. But you can fix that...
Trying to figure out where a value comes from? Put away the manual debugging kit and take a look at Analyze Data Flow
A little known feature of your IDE: you can copy-paste in stacktraces from anywhere and get them linkified.