Beginner
190 entries match these filters
- 0266 What is a port? A port is a numbered door on a computer that lets one machine run many network services at the same time. Beginner · Explains an idea · Any system Article DNS, IP addresses & ports 15 Oct 2026
- 0282 What is a dependency? A dependency is another piece of software your program needs to work, such as a library it imports. Beginner · Explains an idea · Any system Article Environments & packages 15 Oct 2026
- 0267 What is an API? An API is a set of rules that lets one program ask another program for data or actions without knowing how it… Beginner · Explains an idea · Any system Article Making requests 15 Oct 2026
- 0283 What is a virtual environment? A virtual environment is a private folder of Python packages for one project, so different projects never clash. Beginner · Explains an idea · Any system Article Environments & packages 15 Oct 2026
- 0268 What is a container? A container is a lightweight box that packs a program with everything it needs so it runs the same on any computer. Beginner · Explains an idea · Any system Article Docker basics 15 Oct 2026
- 0284 What is a shell? A shell is the program that reads the commands you type and tells the operating system to run them. Beginner · Explains an idea · Any system Article Basics 15 Oct 2026
- 0269 What is a commit? A commit is a saved snapshot of your project in Git, with a message explaining what changed and why. Beginner · Explains an idea · Any system Article Branching & rebasing 15 Oct 2026
- 0285 What is a terminal? A terminal is the window where you type commands; the shell inside it does the actual work. Beginner · Explains an idea · Any system Article Basics 15 Oct 2026
- 0270 What is a branch? A branch is a separate line of work in Git, so you can try changes without touching the main version of the… Beginner · Explains an idea · Any system Article Branching & rebasing 15 Oct 2026
- 0286 What is PATH? PATH is the list of folders your shell searches to find a program when you type its name. Beginner · Explains an idea · Any system Article Basics 15 Oct 2026