Uber opens at a disappointing $42 per share

At long last, it’s lift-off for Uber. After pricing its initial public offering at $45 per share, at the bottom end of the range it set previously, to raise $8.1 billion, the transportation startup began…

Sorting in Japanese – An Unsolved Problem (2011)

Sorting Japanese is not only difficult—it’s an unsolved problem. This seems hard to believe if you are not familiar with the complexities of processing Japanese digitally. But what is trivially easy in English is impossible…

Defence Against the Docker Arts

When we open-sourced buildpacks nearly seven years ago, we knew they would simplify the application deployment process. After a developer runs git push heroku master, a buildpack ensures the application's dependencies and compilation steps are…