Portal 2 ’s very best gag comes at the start of the game, in its tutorial stages, and spins Portal ’s game-design satire into ...

Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...

Abstract: This paper presents a tutorial on the Tracking, Telemetry, and Command (TT&C) for spacecraft and satellite missions. In particular, it provides a thorough summary of the design of the TT&C, ...

PowSyBl (Power System Blocks) is an open source framework written in Java that makes it easy to write complex software for power systems’ simulations and analysis. Its modular approach allows ...

January 13, 2026 • A historian of modern China, Jung Chang turns the lens back on herself in her newest book to understand how she sees the world and why she writes about China today.

Within each content area, there are one or more tutorials. Each tutorial consists of lessons. Each lesson should be a page detailing the concept being taught, along with sample code. Lesson and page ...

January 5, 2026 • The Child Care and Development Fund sends money to states to help make child care more affordable for low-income families. Allegations of fraud in Minnesota have put the program ...

Blender Basics: Classroom Tutorial Book by Jim Chronister Publication date 2017 Usage Attribution-Noncommercial-Share Alike 3.0 Topics Technology, Communication, Graphic design, Free software, ...