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Android Developer Income Report #10
Last month has been looking like some slow down in my income and traffic. Fortunately it was only temporary as it is getting better with each day now. Anyway I still made quite nice income and as u…
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MySQL Text vs. Varchar Performance
Starting with MySQL 5.0.3, the maximum field length for VARCHAR fields was increased from 255 characters to 65,535 characters. This is good news, as VARCHAR fields, as opposed to TEXT fields, are stored in-row for the MyISAM storage engine (InnoDB has different characteristics). TEXT and BLOB fields are not stored…
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Web development is just broken
No, really, there’s something deeply flawed with web development. And I’m not (just) talking browser incompatibilities, or Ruby vs. Java vs. PHP vs. anything else or about Flash or HTML…
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Lambdas in C
Today, I learned that gcc C has supported lambda functions since at least version 3.0.4. I wish I had known sooner.
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Low-Competition Niches In Retail Software
This is a guest post by Joannes Vermorel, founder of the Lokad Forecasting Service. Software developers seem to be herd animals. They like to stay very close to each other. As a result, the marketp…
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Sprite3D.js: a javascript library for 3D positionning
This page is slowly getting outdated. In my spare time, I've been working on a major syntax revision, Firefox compatibility issues and a new version of this page.
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A Healthy Diet For The Mind
I've been enjoying teaching Intelligent Systems again this semester. A big part of the fun is re-reading old papers. I had a lot of fun re-reading and thinking about the ideas in William Clancey 's classic paper, Heuristic Classification . Long-time readers may recall me mentioning this paper in a long-ago post about…
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Django and Python 3
About 18 months ago I blogged about Django and Python 3, I gave the official roadmap. Not a lot has changed since then unfortunately, we’ve dropped 2.3 entirely, 2.4 is on it’s way out, but there’s no 3.X support in core. One fun thing has changed though: I get to help set the roadmap, which is a) cool, b) means the…
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Build a CMS, no forms allowed
You may have noticed that quite a lot is happening in the Midgard land. Nowadays Midgard2 itself is a generic content repository that can be used for both desktop and web applications. Midgard MVC is a generic web framework for PHP5 that can be used with Midgard2 or without it. And then there is Midgard Create, the…
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What’s New In Emacs 24
Part one of my annotated NEWS file for Emacs 24
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CoffeeScript One Liners
Main di MAMIBET88 dengan transaksi instan dan sistem cepat. Nikmati game online terpercaya dengan akses mudah dan layanan responsif. Daftar sekarang!
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Developing Multiplayer HTML5 Games with Node.js
Introducing osmus, a multiplayer HTML5 game written with web sockets, canvas and a game engine that runs shared code on the client and server.
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In defence of Objective-C
Chris Hulbert, Splinter Software, is a contracting iOS developer based in Australia.
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Quake's Fast Inverse Square Root
I'm no graphics expert, but appreciate why square roots are useful. The Pythagorean theorem computes distance between points, and dividing by distance helps…
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Actual JavaScript Engine Performance
JSMeter: Measuring JavaScript Behavior in the Wild showed that benchmarks are not representative of the behavior of real web applications. But lacking credible benchmarks, engine developers are tuning to what they have. The danger is that the performance of the engines will be tuned to non-representative benchmarks…
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Announcing my first e-book "Awk One-Liners Explained"
Buy it now for just $19.99 Hello everyone! I have awesome news – I just wrote my first e-book ever. It's called Awk One-Liners Explained and it's based on the Awk One-Liners Explained article series that I wrote here on my blog a few years ago and that has been read over 2,000,000 times. I went through all the...