A Short History of Computing
Explore the ideas, machines, and people that connect early calculation to personal computers, the Internet, mobile devices, cloud services, and AI.
A practical Git course for QA engineers. Track test files, read history, resolve merge conflicts, undo mistakes, and share changes through GitHub pull requests. Build the skills in 14 chapters, then complete a full collaboration workflow.
Explain how Git records changes and how Git differs from GitHub
Configure Git and create or clone a repository
Inspect, stage, commit, and read changes in history
Create branches, merge changes, and resolve conflicts
Choose a safe way to undo a change or recover a local commit
Fetch, pull, push, and review a GitHub pull request
Use ignore rules and stashes in an everyday Git workflow