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Meta
Monthly Archives: June 2013
IEEE-754 brain teaser
Here is a small programming brain teaser for the weekend: Assume uf is an unsigned integer with 64 bits that holds the IEEE-754 representation for a binary floating point number of that size. The questions are:
strepr v1 (draft2)
Note: This is a candidate version of the specification. This note will be removed once v1 is closed, and any changes will be described at the end. Please get in touch if you’re implementing it. Contents Introduction Supported values Representation … Continue reading
The heart of juju
The very first time the concepts behind the juju project were presented, by then still under the prototype name of Ubuntu Pipes, was about four years ago, in July of 2009. It was a short meeting with Mark Shuttleworth, Simon … Continue reading
Posted in Architecture, Cloud, Design, Go, MongoDB, Project, Python
6 Comments
In-flight deb packages of Go
Since relatively early in the public life of the Go language, I’ve been involved in pushing forward packages that might be used in Ubuntu, including making the compiler suite itself happier in such packaged environments. In due time, these packages … Continue reading
Posted in Architecture, Design, Go, Project
15 Comments
Efficient XPath for Go
This week I found some time to work on another small spin-off from the juju project at Canonical, and I’m happy to make it openly available today: the xmlpath package, which implements an efficient and strict subset of the XPath … Continue reading
Posted in Design, Go, Snippet
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