Episode 208: Micro optimizations

Android Developers Backstage

Jul 18, 2024•51 min

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Episode description

In this episode Tor and Romain find themselves without a guest and decide to chat about micro optimizations and writing custom tools.

Tor and Romain

Chapters:

Intro (00:00)

Micro optimizations (00:32)

Kotlin explorer (3:25)

Avoiding object allocations (6:49)

Code Inefficiencies (8:10)

Compilers (12:13)

Understand assembly with AI (18:39)

Layout opt (21:20)

Programmers writing tools (21:52)

char.isBlank (25:35)

Lint checks (27:59)

Companion objects (29:40)

Java assertion mechanism (32:00)

Hash maps (35:13)

When to micro optimize and when not to (43:46)

Benchmarking (47:26)

New optimizations (48:46)

Wrap up (50:46)

Romain: @romainguy, threads.net/@romainguy, romainguy@androiddev.social

Tor: threads.net/@tor.norbye and tornorbye@androiddev.social

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