SQM 12/24: Dead Code software quality crash course

A lecture for BSc students in HSE University. The slides are here: (in LaTeX and PDF) Blog: Books: GitHub: (don’t hesitate to follow in order to stay informed) Telegram channel with recent news and updates: (subscribe to not miss a thing) Twitter with daily and weekly updates: (follow me!) iTunes: SoundCloud: Yandex Music podcast by yegor256: 0:00 Введение 2:33 Motivation example. 6:24 Bad smells 11:30 Dead Code Elimination (Compiler Optimization) 17:43 A multi-study investigation into dead code 25:33 How Much Does Unused Code Matter For Maintenance? 32:36 Volatility Metric 42:15 Monolithic Repositories 45:27 1) Centralization 45:58 2) Visibility 46:28 3) Synchronization 52:03 4) Completeness 54:32 5) Standardization 57:42 Advantages And Disadvantages of a Monolithic 59:48 Why Google stores billions of lines of code in a single repository 1:03:04 Scaling Mercurial at Facebook 01:08:34 How Monolithic Repository in open source saved my laziness 01:10:09 Собственное мнение 01:10:23 Benefits of “Manyrepo“ Approach 01:10:31 1) Encapsulation 01:11:37 2.) Fast Builds 01:13:14 3) Accurate Metrics 01:14:42 4) Homogeneous Tasks 01:17:29 5) Single Coding Standard 01:18:17 6) Short Names 01:19:51 7) Simple Tests