#java

Articles tagged with #java

Rendering the Java heap as a Treemap
A failed experiment with dominator trees
Sep 25, 20249 min read3.8K
A weirder HashMap
Today I was mob programming with Square's Mobile & Performance Reliability team and we toyed with an interesting idea. Our codebase has classes that represent screens a user can navigate to. These classes are defined in modules, and these modules hav...
Feb 15, 20245 min read4.0K
DIY: your own Dependency Injection library!
Demystifying the internals of DI libraries
Jan 18, 202417 min read8.9K
Avoid Java double brace initialization
TL;DR Avoid doing this: new HashMap<String, String>() {{ put("key", value); }}; Leak Trace I was recently looking at the following leak trace from LeakCanary: ┬─── │ GC Root: Global variable in native code │ ├─ com.bugsnag.android.AnrPlugin instan...
Jun 27, 20234 min read3.0K