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John Hitchings

Happy 30,000 Commits, kaChing

Vlad made our 30,000th commit this afternoon! I’m thinking there has to be a dancing bear e-card for this somewhere on the internet. Congrats!

June 28, 2010

John Hitchings

Iterate Like a Whirling Dervish

Many thanks to the Lean Startup Circle SF for having me talk about continuous deployment. Slides will come momentarily. Continuous Deployment at LSC w/ KaChing from David Binetti on Vimeo. Update: and here are the slides. View more presentations from Pascal-Louis Perez.

June 25, 2010

Eishay Smith

Scala on Eclipse without the plugin

The Scala supported IDE is one of the few pain points of developers who want to start using Scala in their Java project. On existing long term project developed by a team its hard to step in and introduce a new language that is not supported by the existing IDE. On way to go about […]

June 20, 2010

Adam Rosien

Guice tricks for better testability, part one

I thought I’d enumerate some of the small Guice tricks we use for making our code more testable. Today: Logical Clocks. You never want to use System.currentTimeMillis() in your code. Rather, you want a logical clock that you can replace in your tests in order to control the flow of time. In Guice, not only […]

June 16, 2010

Eishay Smith

Lean Startup Circle: Iterate Like a Whirling Dervish

Continuous deployment is a a process that allows companies to release software in minutes instead of days, weeks, or months. Pascal-Louis Perez, kaChing’s VP of Engineering and CTO, will talk at the Lean Startup Circle meetup on Jun 24. Pascal will describe how to use continuous deployment to iterate so fast that you run circles around […]

June 11, 2010

Qian Liu

Financial instrument reference data validation

The kind of system we develop at kaChing is very data intensive. Given our test-driven approach, many problems we encounter in production are caused by issues in data, rather than bugs in code. Particularly, the system often gets confused by stock symbols. Wait a minute, you might wonder: how come stock symbols are confusing? GOOG […]

June 10, 2010