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Going Simple with JavaScript
I was making a change to a page that needed to pull from a remote API and make changes to various parts of the page. Sounds like the time to pull out jQuery and Ajax, doesn't it? Instead, I just u...
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Software Engineering
The most popular blog posts about software engineering on Hacker News. 744 posts.
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Building a higher-level query API: the right way to use Django's ORM
This blog post is based on a talk given at the Brighton Python User Group on April 10th, 2012.
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Dynamic Programming versus Memoization
_posted by Shriram Krishnamurthi_ [Edit on 2012-08-27, 12:31EDT: added code and pictures below. 2012-08-27, 13:10EDT: also incorporated some comments.] I wrote this on the Racket educators' mailing list, and Eli Barzilay suggested I post it here as well...
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The Caves of Clojure
Lately I've had an urge to start playing a few games again, namely Nethack and Dwarf Fortress (the latter being triggered by this book ). Aside from being incredibly fun, they also made me want to play around with writing a roguelike game of my own.
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Factorization diagrams in Haskell
Meta Title: Math, Sports Data & IPTV: A Portugal Guide Meta Description: Explore how math-minded sports fans use IPTV in Portugal to watch live football, Champi
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Why we didn't use a bloom filter
Josiah Carlson talks about Redis, Python, and other technology topics.
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Myths about Hash Tables
A hash table is data structure that is used to search for exact matches to a search key. For searching, they work like this: Take a search key (example: the word “cat”) Hash the search …
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Message Oriented Programming
Designing around the messages, rather than the objects, brought my whole system into focus. If modules communicate by passing around self-contained textual data, or a simple structured format like JSON, they impose fewer assumptions on each other.
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One sentence per line, please
I give some advice each year in my annual Sphinx tutorial at PyCon . A grateful student asked where I myself had learned the tip. I have done some archæology and finally have an answer. Let me share what I teach them about “semantic linefeeds,” then I will reveal its source — which turns out to have been written when…
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Writing Browser Extensions - Comparing Firefox, Chrome and Opera
MediaPlus is a browser extension that gives users more control over media elements like video, images, games, flash, etc by allowing them t...
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Ideas for Raspberry Pi Projects
 Ideas for your Raspberry Pi!The chances are you have a Raspberry Pi or there's one on the way to you, n
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Moving Django to GitHub: the postmortem
We finally moved Django to GitHub late yesterday. Here's a postmortem, to keep the community updated and for the benefit of any projects that take this leap in the future.
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Kolmogorov Complexity - A Primer
The Complexity of Things Previously on this blog (quite a while ago), we’ve investigated some simple ideas of using randomness in artistic design (psychedelic art, and earlier randomized css …
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OrmHate
Object-Relational Mappers get a lot of hate from people who misjudge the complexities of the task.
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The Switch from Heroku to Hardware
Shop a wide selection of domains at HugeDomains.com. Find the right domain name today.
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The birthday paradox in action: calculating the probability of a hash collision
You may feel like you've seen this before. If you have, skip to the end where I talk about a formula, and discuss the relevance to parameters in computer hashing algorithms. In particular, I'm going to talk about how large hash spaces should be to avoid collisions with a given level of probability. If there are just…
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Adding a new statement to Python
This article is an attempt to better understand how the front-end of Python works. Just reading documentation and source code may be a bit boring, so I'm taking a hands-on approach here: I'm going to add an until statement to Python.