{"adoption": {"forks": 163, "observed_at": "2026-08-28T04:04:38.508956+00:00", "stars": 1408}, "canonical_url": "https://ross.abutalabs.com/products/runtimepdf", "card": {"archived": false, "artifact_type": "learning-resource", "description": "Runtime系列文章总字数为10w+，写技术文章不容易，希望各位能帮忙点个Star，谢谢！", "domain": ["tutorials", "mobile-development", "programming-languages"], "enriched": true, "function": ["documentation", "developer-tools"], "health_score": 20, "homepage": null, "language": null, "license": null, "license_family": "other", "maturity": "maintenance", "member_repos": ["DeveloperErenLiu/RuntimePDF"], "name": "DeveloperErenLiu/RuntimePDF", "platform": [], "pushed_at": "2019-10-12T02:05:42+00:00", "repo": "DeveloperErenLiu/RuntimePDF", "stars": 1408, "tags": ["ios", "objective-c", "runtime", "tutorial-series", "pdf", "interview-preparation", "method-swizzling", "chinese-language", "mobile"], "topics": [], "urls": [], "use_cases": ["learn how the iOS Objective-C Runtime works", "prepare for iOS engineer interview questions about Runtime", "understand method swizzling and message forwarding", "study Runtime source code and structure", "find a comprehensive single-document Runtime tutorial"], "what_it_is": "A compiled PDF collection of a nine-part Chinese-language blog series explaining the iOS Objective-C Runtime, totaling over 100,000 words. It covers Runtime internals such as message sending, method forwarding, categories, and method swizzling.", "when_to_avoid": ["you need up-to-date documentation for recent iOS/Swift Runtime changes (last updated 2019)", "you need runnable code or a library rather than reading material", "you only read English"], "when_to_choose": ["you want a thorough, free, single-PDF deep dive into iOS Runtime", "you read Chinese and prefer blog-style explanations", "you are preparing for iOS interviews covering Runtime topics"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/runtimepdf", "repo": "DeveloperErenLiu/RuntimePDF", "role": "main", "score": 32}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:04:38.508956+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T04:38:34.182696+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "9635134fd8ba601b29213ef9f87d5b1ed28e6f69cbe11a8ef561c8fc3d97abad", "fetched_at": "2026-08-28T04:04:38.508956+00:00", "kind": "readme", "missing": false, "url": "https://github.com/DeveloperErenLiu/RuntimePDF"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:04:38.508956+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T04:38:34.182696+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "9635134fd8ba601b29213ef9f87d5b1ed28e6f69cbe11a8ef561c8fc3d97abad", "fetched_at": "2026-08-28T04:04:38.508956+00:00", "kind": "readme", "missing": false, "url": "https://github.com/DeveloperErenLiu/RuntimePDF"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T04:38:34.182696+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "9635134fd8ba601b29213ef9f87d5b1ed28e6f69cbe11a8ef561c8fc3d97abad", "fetched_at": "2026-08-28T04:04:38.508956+00:00", "kind": "readme", "missing": false, "url": "https://github.com/DeveloperErenLiu/RuntimePDF"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:04:38.508956+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:04:38.508956+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:04:38.508956+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T04:38:34.182696+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "9635134fd8ba601b29213ef9f87d5b1ed28e6f69cbe11a8ef561c8fc3d97abad", "fetched_at": "2026-08-28T04:04:38.508956+00:00", "kind": "readme", "missing": false, "url": "https://github.com/DeveloperErenLiu/RuntimePDF"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:04:38.508956+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:04:38.508956+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T04:38:34.182696+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "9635134fd8ba601b29213ef9f87d5b1ed28e6f69cbe11a8ef561c8fc3d97abad", "fetched_at": "2026-08-28T04:04:38.508956+00:00", "kind": "readme", "missing": false, "url": "https://github.com/DeveloperErenLiu/RuntimePDF"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:04:38.508956+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:04:38.508956+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:04:38.508956+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T04:38:34.182696+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "9635134fd8ba601b29213ef9f87d5b1ed28e6f69cbe11a8ef561c8fc3d97abad", "fetched_at": "2026-08-28T04:04:38.508956+00:00", "kind": "readme", "missing": false, "url": "https://github.com/DeveloperErenLiu/RuntimePDF"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:04:38.508956+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:04:38.508956+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T04:38:34.182696+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "9635134fd8ba601b29213ef9f87d5b1ed28e6f69cbe11a8ef561c8fc3d97abad", "fetched_at": "2026-08-28T04:04:38.508956+00:00", "kind": "readme", "missing": false, "url": "https://github.com/DeveloperErenLiu/RuntimePDF"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T04:38:34.182696+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "9635134fd8ba601b29213ef9f87d5b1ed28e6f69cbe11a8ef561c8fc3d97abad", "fetched_at": "2026-08-28T04:04:38.508956+00:00", "kind": "readme", "missing": false, "url": "https://github.com/DeveloperErenLiu/RuntimePDF"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T04:38:34.182696+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "9635134fd8ba601b29213ef9f87d5b1ed28e6f69cbe11a8ef561c8fc3d97abad", "fetched_at": "2026-08-28T04:04:38.508956+00:00", "kind": "readme", "missing": false, "url": "https://github.com/DeveloperErenLiu/RuntimePDF"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T04:38:34.182696+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "9635134fd8ba601b29213ef9f87d5b1ed28e6f69cbe11a8ef561c8fc3d97abad", "fetched_at": "2026-08-28T04:04:38.508956+00:00", "kind": "readme", "missing": false, "url": "https://github.com/DeveloperErenLiu/RuntimePDF"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 0, "longevity": 100, "rhythm": 35}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": ["no_releases", "no_license"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 3028, "days_push": 2518, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 32, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}