Sergey Danilov (@Pencroff) talks
about new and interesting things connected to #JavaScript, but not only

Data tier in JS app (December 2015)

I will describe role and advantages. Solutions available on the market. Approaches with adapter based implementation.

Angular 2.0 - first look (August 2015)

Presentation about new features in Angular 2.0, a bit of history and technical details for decorators / annotations, change detections and templates syntax. Of course comparison performance between angular 1.x and angular 2.0 (alpha) was mentioned. An example of Angular 2.0 (alpha-33), ToDo application with Babel, SystemJS and DI (3 components and model) was presented in demo . It's a first demo with all original functionality (to be honest I didn't find existing example with all features so has worked out of the box).

Kea-config — configuration manager for Node.js (July 2015)

High performance Node.js configuration manager. Set of settings which is dependent from environment. In production and development it means that connection to DB could be changed automatically based on process.env.NODE_ENV

Dive into ExtJs 5 (November 2014)

New generation big JavaScript Framework All in One. Common components, MVC vs MVVM, new controls and etc.