Stock analysis software progress VI

It’s been nearly 2 months since my last post on this subject. Since then I believe I gotten all of the bugs banged out of the code that tries out different parameterized metrics for selecting the parameters to feed to the underlying parameterized trading strategy in the analysis software and I’ve re-written the [...]

The AppEngine platform needs more tools

While Google’s App Engine is a platform just as things like Windows, *nix, or Sony’s PlayStations are, it is a new one that is sorely missing numerous tools that are readily available on other platforms. For example your OS has at least has command prompt and most likely a graphical file explorer that will [...]

Space-Based Architecture for AppEngine

Several posts ago I mentioned that I was waiting to see which cloud provider would be up to hosting Project Fangorn first.  In my last two posts (one, two) I talked about some of the issues with testing web apps on the GAE platform, but I didn’t mention what it was I was actually testing.
At [...]

Grey box testing web applications deployed to Google App Engine

Last post I stated:
Due GAE’s limitations on CPU time/cycles and an overall maximum limit of 10 seconds to fulfill a request a non-trivial set of unit tests will exceed the quotas if they are all run at the same time, so its necessary to run them in separate requests.
But in the two tests I’ve [...]

Unit testing web applications deployed to Google AppEngine

While the GAE SDK does provide the ability to run your web application locally, I’ve found that that the SDK’s local datastore doesn’t work precisely the same as the real one. Specially I’ve found that the local one is more permissive then the real one so its possible to get your app working locally [...]