package.json Essentials
package.json Essentials: free step-by-step lesson with examples, common mistakes, and interview tips — part of Angular Tutorial on Toolliyo Academy.
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Angular Tutorial · Lesson 7 of 100
package.json Essentials
Setup & Components → Routing HTTP Rx → State & Perf → Ship & Projects
Setup & Components · 1 — UI · ~6 min · Setup
What is this?
package.json Essentials gets your Angular toolchain and project ready.
Why should you care?
Without a clean setup, every later lesson fights the environment.
See it live — copy this example
Run examples in an Angular CLI project (ng serve). Prefer standalone components and TypeScript strict mode.
# package.json Essentials
ng version
ng new angularverse --defaults
cd angularverse && ng serveWhat happened?
- CLI version, new app, and serve are the bootstrap path for your Angular app.
- Follow the steps below — typing the code yourself is the fastest way to learn.
Practice next
- Reproduce the snippet in an Angular CLI app.
- Change one binding or route and re-serve.
- Note one mistake you almost made.
- Extract a service.
- Add a trivial unit test later.
Remember
You can explain package.json Essentials simply. You ran a small Angular demo. You know one pitfall.
package.json Essentials in AngularVerse
Your team applies package.json essentials on an admin UI.
Outcome: A concrete next coding step exists.
Interview prep for this lesson
Practice these questions aloud after reading—each links to a full structured answer.
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