Computing Life

AWS is becoming more and more useful for our research, given its ease to build clusters, and the generous sponsor from people.co, we are using it extensively for research. To save cost, we definitely want to shut the machines down when they are not in use. However, the fact …

Why?

It often requires a lot of computational resources to do machine learning / computer vision research, like extracting features from a lot of images, and training large-scale or many classifiers. Therefore people use more than one machines to do the task. The procedures are often like, copy executable/data files …

Motivation

After becoming a (student) pilot, I joined some pilot Facebook groups. Looks a popular game among pilots is to give out a photo of a runway or airstrip, and then ask others to tell where it was taken. This "Name the airport" game acts as a way for the …

I was always interested in building a small cluster with my (old) computers for my research project (just like MATLAB Distributed Server or a Hadoop cluster). While MATLAB is one of the most mature platforms for scientific computing, it's also extremely expensive, so expensive that an Ivy League college determines …

Can a node.js/express.js web app update itself from a github repo? (i.e. whenever we do a git push to github, the server side will also use git pull to update itself)

It's possible thanks to the powerful WebHook of github.

The basic idea is, to use …