Fix Git 'index.lock file exists' Error
When you see the error fatal: Unable to create 'path/.git/index.lock': File exists....
Software comparisons, alternatives, and tool decision notes.
Fit
Decision
Migration
Latest comparisons
Browse labPython Memory Error When Processing Large Text File: Fixes
You're processing a large text file in Python, and suddenly you hit a MemoryError
Fix npm 'package.json not found' Error in Subdirectories
You're working in a subdirectory of your project, run npm install or npm r...
How to Fix Chrome Sync Not Working with Multiple Profiles
If you use multiple Chrome profiles—say, one for work and one for personal—sync can sometimes sto...
Fix Chrome Black Screen on Mac: Hardware Acceleration Issue
You open Chrome on your Mac, and the screen goes black—or parts of the page are garbled. This oft...
Fix VS Code Breakpoints Not Hit in C++: Practical Checks
You set a breakpoint in VS Code while debugging a C++ program, but execution never stops there. T...