Checklists for software errors, setup, and tool workflows.

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Fix Git 'index.lock' File Exists Error on Linux

When working with Git on Linux, you might see an error like:

fatal: Unable to creat...

Fix VS Code Permission Denied When Saving Workspace
When you try to save a workspace file in Visual Studio Code and get a 'Permission denied'...

Fix 'fatal: refusing to merge unrelated histories' in Bitbucket
You're working with a Bitbucket repository and when you try to merge two branches, Git throws...

How to Set Node.js Max Heap Size Permanently
If your Node.js process crashes with memory errors like FATAL ERROR: CALL_AND_RETRY_LAST Al...

Fix Git SSL Certificate 'Unable to Get Local Issuer' After Update
After updating Git or your operating system, you may encounter the error fatal: unable to g...

DNS Probe Finished NXDOMAIN: Meaning and Fixes
You're trying to visit a website but Chrome shows "DNS_PROBE_FINISHED_NXDOMAIN". This...

Checklists for software errors, setup, and tool workflows.

Latest checklists

Fix Git 'index.lock' File Exists Error on Linux

Fix VS Code Permission Denied When Saving Workspace

Fix 'fatal: refusing to merge unrelated histories' in Bitbucket

How to Set Node.js Max Heap Size Permanently

Fix Git SSL Certificate 'Unable to Get Local Issuer' After Update

DNS Probe Finished NXDOMAIN: Meaning and Fixes

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