# guolindev/booksource

《第一行代码 第2版》全书源代码

Repository: https://github.com/guolindev/booksource
Canonical: https://ross.abutalabs.com/products/booksource
Language: Java
License Family: other
Last push: 2019-12-17T05:48:22+00:00

## Health v2 (maintenance only)
Score: 32/100 (v2, computed 2026-09-02T17:46:02.011165+00:00)
- activity 0, release rhythm 35, longevity 100
- inputs: {"age_days": 3620, "days_push": 2451, "days_rel": null, "gap_med": null, "n_releases_24m": 0}
- flags: no_releases, no_license
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 3121, forks 2218 (observed 2026-08-28T04:07:44.279086+00:00)

## What it is
Complete source code for the Chinese Android development book '第一行代码 第2版' (The First Line of Code, 2nd Edition) by Guolin. It provides sample projects and examples accompanying each chapter of the book.

## Use cases
- learning Android development from the First Line of Code book
- downloading sample code for book chapters
- following along with Android tutorials in Java
- referencing working Android app examples while reading the book
- practicing Android basics like activities, layouts, and services

## When to choose
- you are reading '第一行代码 第2版' and want the official companion source code
- you are a beginner learning Android development with Java
- you want runnable example projects for each book chapter

## When to avoid
- you need a production-ready Android app or library
- you want modern Android development with Kotlin and Jetpack Compose
- you need actively maintained or updated sample code

## Facets
- artifact type: learning-resource
- maturity: abandoned
- function: developer-tools
- domain: mobile-development, android-tools, tutorials
- platform: jvm
- tags: android, book-source-code, tutorial, java, guolin

## Member repositories
- guolindev/booksource (main) score 32

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:07:44.279086+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-29T18:45:58.568313+00:00, confidence not recorded.
  - readme: https://github.com/guolindev/booksource (fetched 2026-08-28T04:07:44.279086+00:00, sha e229e32b0837)
- Data as of 2026-08-30T08:39:29.467469+00:00.