Practical software fixes, setup guides, and tool workflows.

Clear technical guides for everyday software errors, configuration problems, and productivity tools.

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Troubleshooting

How to Limit Chrome Tab Memory Usage

If your computer slows down when you have many Chrome tabs open, you're not alone. Chrome is ...

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Fix npm run build Permission Denied on Linux

You run npm run build on your Linux machine and see Permission denied. ...

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Fix Docker Nginx 502 Bad Gateway After Restart

After restarting your Docker containers, you might see a 502 Bad Gateway error when accessing you...

Troubleshooting

Fix git index.lock File Exists Error on Windows

If you see fatal: Unable to create 'index.lock': File exists. when running G...

Troubleshooting

Fixing Docker Bind Mount Permission Denied Errors

When you run a Docker container with a bind mount and see Permission denied, it usua...

Troubleshooting

Nginx Permission Denied After Restart: Fixes That Work

After restarting nginx, you might see errors like connect() to unix:/var/run/php-fpm.sock f...



        
            
                
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                    Support Note
                     Test fixes in a non-critical profile first, keep backups for configuration files, and record exact error messages before changing settings.