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Letter to a young programmer
Dear (insert name here), I heard you enjoy a certain programming language named Python. Programming is a wonderful activity. I am a little...
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The latest blog posts to take off on Hacker News. 14,544 posts.
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Clojure from the Ground Up, Part 2: Basic Types
We’ve learned the basics of Clojure’s syntax and evaluation model . Now we’ll take a tour of the basic nouns in the language.
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Intro to Pandas data structures
Part one of a three part introduction to the pandas library. Geared towards SQL users, but is useful for anyone wanting to get started with pandas.
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Clojure from the ground up
This guide aims to introduce newcomers and experienced programmers alike to the beauty of functional programming, starting with the simplest building blocks of software. You’ll need a computer, basic proficiency in the command line, a text editor, and an internet connection. By the end of this series, you’ll have a…
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Mod_python - the long story
This story started back in 1996. I was in my early twenties, working as a programmer at a small company specializing in on-line reporting of certain pharmaceutical data. There was a web-based application (which was extremely cool considering how long ago this was), but unfortunately it was written in Visual Basic by a…
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Gzip + poetry = awesome
Day 16: gzip + poetry = awesome
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Exact numeric nth derivatives
Automatic differentiation is a well-studied technique for computing exact numeric derivatives. Dan Piponi has a great introduction on the subject , but to give you an overview, the idea is that you introduce an algebraic symbol such that but . Formulas involving are called dual numbers (e.g., , ) in much the same way…
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How to write a 48-hour game in just 2 years
Stumble upon great links shared by curious readers. Discover worthwhile stories, explore unexpected corners of the web, and find something new. Join free.
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Why Isn’t Programming Futuristic?
If you think someone is asking a rhetorical question, it is usually most interesting to treat it as though it is a legitimate question. Especially if we’re talking about something hard — driving down to underlying assumptions through this questioning process is interesting.
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How I made an Android game from scratch in 23 days
Drone Invaders - a space shootem up with retro graphics and modern gameplay
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Dear Startups: stop asking me math puzzles to figure out if I can code
I’ve always been pretty good at math. Not trigonometry, or arithmetic, or whatever people are usually thinking of when they’re like, “Oh, you must be smart! I hate math!” But, combinatorics and gra…
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On Hacking
In June 2000, while visiting Korea, I did a fun hack that clearly illustrates the original and true meaning of the word "hacker".
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Insecurities in the Linux /dev/random
New paper: “Security Analysis of Pseudo-Random Number Generators with Input: /dev/random is not Robust, by Yevgeniy Dodis, David Pointcheval, Sylvain Ruhault, Damien Vergnaud, and Daniel Wichs. Abstract: A pseudo-random number generator (PRNG) is a deterministic algorithm that produces numbers whose distribution is…
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The trouble with timestamps
Some folks have asked whether Cassandra or Riak in last-write-wins mode are monotonically consistent, or whether they can guarantee read-your-writes, and so on. This is a fascinating question, and leads to all sorts of interesting properties about clocks and causality.
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Hostnames
The idea is to come up with some kind of category, so that people have something to remember all the names by. Some categories: Geographical (countries, cities, parks, rivers, lakes, streets), entertainment (flintsones, simpsons, disney films, celebrities), companies (hotels, airports, local shops, restarants)…
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Node.js and the new web front-end
The Official Web Site of Nicholas C. Zakas
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