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TechEd Europe 2012: typically, we write down requirements somewhere and then use it as the starting point for development. In the talk we see how these two worlds can come closer together: a requirement can be a failing test that development has to fix.

TechEd Europe 2012: great talk about SignalR, the lightweight messaging system that allows you to have a real-time connections between clients or between the client and the server. Imagine visiting a web page and having everything you do appear instantaneously in the browsers of all other users that are visiting that page. Think chat clients, collaborative editing, etc.

Big O notation is used in Computer Science to describe the performance or complexity of an algorithm. Big O specifically describes the worst-case scenario, and can be used to describe the execution time required or the space used (e.g. in memory or on disk) by an algorithm. [..] Hopefully this article will help you gain an understanding of the basics of Big O and Logarithms.

One of the most common questions we get [..] is of the type: "How do I execute my command when X happens?" [For example,] a particular command needs to be executed whenever a textbox's text changes.

About Project Euler What is Project Euler? Project Euler is a series of challenging mathematical/computer programming problems that will require more than just mathematical insights to solve.

"How to create great PowerPoint slides. Top tips and tools to use to create slides using PowerPoint, including fonts, colours and themes."

"While Scrum's primary goal is organization and project management, Lean is more about optimizing processes in order to quickly produce quality products. It can be your first step toward adopting Agile principles, or it may be something that your team evolves to, when Scrum isn't enough. I invite you to read my team's story, and how we evolved from Scrum to a more Lean-ish development process."