The Custom Post Type Demos by toscho hold some nice basic classes, that you can use. I’d recommend taking a look at this source (as he’s a trusted author and a pretty good coder).
Of the few I’ve seen, I think that most “premium” Themes way over-complicate Theme Settings pages. I generally prefer Theme Settings pages that maintain the style/layout of the rest of the WP-Admin UI. So, these would be my rules of thumb: Incorporate meaningful settings, and not necessarily every possible setting under the sun. Organize settings … Read more
From http://headjs.com/ : There is a common misbelief that a single combined script performs best. Wrong: latest browsers and Head JS can load scripts in parallel. loading 3 parts in parallel instead of as a single chunk is usually faster. iPhone 3.x cannot cache files larger than 15kb and in iPhone 4 the limit is … Read more
I don’t think using React.js without Node.js (or at least V8 or rhino etc) counts as isomorphic, as isomorphic means that you are building JavaScript to run in the browser AND on the server. Specifically, using WordPress certainly means you aren’t doing isomorphic javascript (its PHP software). What you could do is use WordPress as … Read more
AFAIK, there’s no official/standard framework, and there will be as many plugin development styles as there are shades of white in north pole. I’d say WordPress Coding Standards is a blueprint for a good style. You’ll find lots of good examples and excellent coders here in WPSE. A nice starting point: questions/tagged/plugin-development. Highlighting: Objective Best … Read more
Hybrid Theme Hybrid, developed by Justin Tadlock. Scope of code is primarily PHP internal functionality and front-end templates for themes. Interesting features: code aims to minimize template edits, most of functionality can be controlled via hooks; context-aware – extended body-class, dynamic context-aware hooks that allow to hook events that fire only in specific context; tightly … Read more