Blind text replacement rewrites comments and strings. IntelliJ's Structural Search and Replace matches the PSI tree instead, letting you migrate BigDecimal constructors with preview, constraints, and a clean VCS diff.
IntelliJ IDEA's Local History is an IDE-local safety net for uncommitted edits. Use labels and selective restore to recover from bad refactors without relying on Git alone.
Stop treating Vim like a browser. Learn to decouple buffers from windows to maintain a high-velocity refactoring workflow without the overhead of constantly reopening files.
Stop guessing if a method is unused. Learn how to use IntelliJ IDEA's Safe Delete to perform whole-project usage analysis and prune dead code without breaking your build.
Extract Method usually works, but the signature it proposes can surprise you. Here is how to read the preview, fix the common causes and verify the result.
RubyMine's Rails-aware rename refactoring propagates column renames across models, migrations, views, and SQL strings — but metaprogramming and database constraints escape it. Here's how to use it safely.