Mastering the SQL Language Course

How to create queries, how to optimize them. What is DDL or DSL. Creating database schemas for best performance.
Learn the basics of iOS development with the Objective-C language. Start learning to develop iPhone, iPad, and Mac apps by building a foundation on Objective-C. COURSE OVERVIEW Level 1 on Try Objective-C LEVEL 1 FREE LEVEL Grass World 14 Challenges Create and log common objects Level 2 on Try Objective-C LEVEL 2 FREE LEVEL Ice World 11 Challenges Sending messages and getting results Level 3 on Try Objective-C LEVEL 3 FREE LEVEL Sand World 12 Challenges Control the flow Level 4 on Try Objective-C LEVEL 4 FREE LEVEL Lava World 24 Challenges Create your own classes Level 5 on Try Objective-C LEVEL 5 FREE LEVEL Space World 9 Challenges Learning from mistakes
In this course we will create a command line application to retrieve user's profile information from the Treehouse website. We'll be writing our application in JavaScript to run on the Node.js platform.
Learn the new world of Docker Containers. Moving ahead from Hypervisors and Virtual Machines comes the new trend for DevOps and Development. Docker Containers. Learn how to scale your operations, servers, database and boost performance of any aspect of your application. Running Dockers can help you scale you app from one user to a billions users using elastic grouth of services.