Workflow manuals for setup steps, repeatable tasks, and software operations.

Fix 'git remote origin already exists' Error in GitLab

When you try to add a GitLab remote to an existing Git repository, you might see the error:

Fix 'git pull failed index.lock file exists' Error

When running git pull, you may see an error like:

fatal: Unable to create &#...

Fixing Nginx Upstream Connection Refused and Permission Denied

If you see connect() failed (111: Connection refused) or connect() failed (13:...