All articles, newest first

  1. Creating a dict of lists in Python
  3. DDD Wales, 2018
  4. Perec @IgniteSwansea #3
  5. Bugwards Compatible
  6. Meetup? Turn Up!
  7. Advent of Code 2017
  8. Computer World
  9. SwanseaCon 2017
  10. Pay rise please
  11. Follow me follow me
  12. Unleash the test army
  13. Lazy sequences working hard
  14. Slicing a list evenly with Python
  15. Agile at a distance 👍
  16. From bytes to strings in Python and back again
  17. 24 Puzzles
  18. Unit Tests Questioned: Reading List
  19. Unit Tests Questioned
  20. A language people use and bitch about
  21. Negative Sequence Indices in Python
  22. Python Streams vs Unix Pipes
  23. Productivity++ != Better
  24. Go! Steady. Ready?
  25. 8 Queens Puzzle++
  26. 8 Queens Puzzle
  27. Easy as Py
  28. Sausages, sausages, sausages - slice, slice, slice
  29. Gofmt knows best
  30. Sledgehammers vs Nut Crackers
  31. Advent of Code
  32. Code Reviews - the rules
  33. Programming Paired and Shared
  34. Jokey Code?
  35. Election Manifesto - a timely activity for agile retrospectives
  36. Speaking at the ACCU Conference 2015
  37. 2147483647
  38. Lessons from the OuLiPo. All about a talk I'll be giving at ACCU 2015
  39. Why zip when you can map?
  40. Find the average of a collection of tuples or dicts using Python
  41. Group When
  42. Word Aligned, hosted by Github
  43. Go for short variable names
  44. You wait all day for a bus…
  45. Reverse, Esrever
  46. Clown, Flee, Jump
  47. Angle brackets hurt my eyes
  48. “Solutions”
  49. ACCU 2013
  50. An Exploration of the Phenomenology of Software Development
  51. Patience Sorted
  52. Hosting for Life? TextDrive revived!
  53. More adventures in C++
  54. Singly Linked Lists in C++
  55. Folded files and rainbow code
  56. C++ Concurrency in Action. A glowing review of Anthony Williams' book on C++11's support for concurrency
  57. Python’s lesser known loop control
  58. Two star programming
  59. ACCU Bristol and Bath
  60. Life goes on
  61. Life on Canvas
  62. Desktop preferences
  63. Knuth visited, Brains Limited
  64. Set.insert or set.add?
  65. Define pedantic
  66. Hiding iterator boilerplate behind a Boost facade
  67. Equality and Equivalence
  68. Binary search revisited
  69. Man or man(1)?
  70. Binary search returns … ?
  71. Think, quote, escape
  72. Beware the March of IDEs!
  73. Pi seconds is a nanocentury
  74. Bike charts by Google. Using the google chart API for something ... different
  75. When you comment on a comment
  76. Power programming. What makes a language powerful? The programmer!
  77. Python, Surprise me!
  78. Next permutation: When C++ gets it right. An investigation into a classic algorithm for generating the distinct permutations of a sequence in lexicographical order.
  79. Python on Ice. A review of the Python 2, Python 3 language fork. Python 3 has met with some resistance. A moratorium on further changes to the language is being imposed, to smooth the transition.
  80. Steady on Subversion. Despite the increasing popularity of distributed version control systems, I'm sticking with Subversion. Here's why.
  81. Favicon. Why my favicon is a jigsaw piece.
  82. Code Rot. What happens when we stop tending to our code? It decays. This article investigates why.
  83. A useful octal escape sequence
  84. Converting integer literals in C++ and Python
  85. Inner, Outer, Shake it all abouter. Encapsulation is about allocating responsibility and easing utility rather than protecting data.
  86. Blackmail made easy using Python counters. A programming puzzle and a discussion of Python's evolution.
  87. Could OCR conquer the calligraphylion? A note on the challenge which Arabic script sets for optical character recognition engines.
  88. Undogfooding
  89. Tony Hoare’s vision, car crashes, and Alan Turing. The highs and lows of Europython 2009. A personal review.
  90. Partitioning with Python
  91. Oulipo and the Eodermdrome challenge. The word EODERMDROME is itself an eodermdrome. Can you find any others?
  92. Run-length encoding in Python
  93. DEFLATE: run-length encoding, but better. An investigation into the extended run-length encoder at the heart of the Zlib compression library.
  94. Copy, load, redirect and tee using C++ streambufs. The C++ iostream library separates formatting from lower level read/write operations. This article shows how to use C++ stream buffers to copy, load, redirect and tee streams.
  95. Generic documentation
  96. The Rings of Saturn
  97. Software development checklist += 3
  98. Review: Expert Python Programming
  99. Patience sort and the Longest increasing subsequence. How a simple card game provides an efficient algorithm for finding the longest increasing subsequence of a given sequence.
  100. OCR. Wrong characters, right meaning! (chuckles). When OCR gets the characters wrong but the meaning right.
  101. Good maths, bad computers
  102. Longest common subsequence. An investigation into the classic computer science problem of calculating the longest common subsequence of two sequences, and its relationship to the edit distance and longest increasing subsequence problems.
  103. Ordered sublists. A brute force approach. A brute force solution to the longest increasing subsequence problem.
  104. A race within a race
  105. Maximum of an empty sequence?
  106. Emoticrab invasion, CSS breakdown. CSS positioning doesn't always work in a Feed reader.
  107. Spolsky podcast causes exercise bike incident
  108. Python was named after a comedy troupe. This note discusses what makes a good name for a computer language.
  109. Could a Python eat an elephant?
  110. Seamless sequence output in Python 3.0
  111. Tell me about … Virtualization. An attempt to describe virtualization, why it's useful, and when to consider using it.
  112. Perl 6, Python 3
  113. Steganography made simple
  114. What’s in the box?
  115. A Little Teaser. Keen Eyes? You’ll See! Follow the clues to reveal the hidden message.
  116. Books, blogs, comments and code samples
  117. Your computer might be at risk. A hard drive failed this weekend. Guess what, it hadn't been backed up. Here's how I went about recovering the data, and some thoughts on the future of computing in general and operating systems in particular.
  118. Negative, Captain
  119. Driving down the road of innovation
  120. Sums and sums of squares in C++. Reduce is a higher order function which applies a another function repeatedly to a collection of values, accumulating the result. Well known to functional programmers, reduce is also a standard C++ algorithm.
  121. BIG G little g - What begins with G? Capitalisation: Google or google?
  122. Removing duplicates using itertools.groupby. An interpreted Python session showing itertools in action.
  123. Merging sorted streams in Python. Did you know that Python's for loops can have an else clause? Here's how it can be used in a stream-merging function.
  124. Launching missiles and other unhappy accidents. Launching a missile is an example of a dangerous programming side-effect. Bus accidents are used to motivate team-work.
  125. Life, user manuals, recursive pictures
  126. Looping forever and ever
  127. Syntactic Sugar
  128. Macros with halos
  129. Entertaining Documentation
  130. iBlame Exchange
  131. Distorted Software. What does software look like? This article suggests that architecture diagrams get the emphasis wrong.
  133. Rewriting String.Left()
  134. Me, Myself and OpenID. Setting up a personal OpenID server using phpMyID
  135. Nonce Sense. Cryptography
  136. Fixing header file dependencies. A simple script to check header files are self contained
  137. Running Sums in Python. A Python program to generate the running sum of a series.
  138. Eurovision 2008 charts
  139. Curling for web sites. A script using curl and bash to detect when a website status changes.
  140. Fixing Compiler Warnings the Hard Way. Listen when your compiler grumbles, but sometimes you should ignore its suggestions.
  141. Accidental Emacs. A list of Emacs modes and tricks I use all the time but discovered by accident.
  142. Scatter pictures with Google Charts
  143. Takewhile drops one
  144. Stop the clock, squash the bug. Which is better, a clock which loses a minute a day or one which is stopped? An investigation into how we find and fix software defects.
  145. Hunting down globals with nm
  146. Programming Nirvana, Plan B. Simon Peyton Jones discusses functional programming, Haskell, and promotes a radical route to programming Nirvana at ACCU 2008.
  147. Fun with Erlang, ACCU 2008
  148. White black knight then black white knight. Yet more on drawing chessboards
  149. Drawing Chess Positions. A follow-up article on scripting graphics.
  150. Ima Lumberjack, (s)he’s OK. Gender-neutral technical writing using fictional names.
  151. Drawing Chessboards. An article about creating graphics programmatically.
  152. Tracing function calls using Python decorators. Developing code to trace function calls using Python decorators.
  153. Sugar Pie. Approximating pi by scattering sugar.
  154. The Price of Coffee. Offering something for nothing and getting paid nothing for it. Leap day ramblings.
  155. Top Ten Percent. The most efficient way to sort the top 10% of a collection.
  156. Top Ten Tags. Choosing the right algorithm to select the N largest items from a collection.
  157. No www, yes comments, no categories
  158. Lexical Dispatch in Python. Dispatching to functions based on their names
  159. Essential Python Reading List. An essential Python reading list. I've ordered the items so you can pause or stop reading at any point: at every stage you'll have learned about as much possible about Python for the effort you've put in.
  160. Attack of the Alien Asterisks. Unusual font rendering on Windows
  161. From Hash Key to Haskell. A note on keys, characters, smileys, digraphs and Haskell.
  162. Erlang Erlang. A parallel processing problem.
  163. Animated pair streams. Another look at the functional programming problem of generating an infinite sequence of pairs. An example of using the Python Imaging Library to generate an animated GIF.
  164. ACCU Conference 2008. A preview of ACCU 2008.
  165. File shifting using lftp and rsync. Sometimes it's easier to shift files using the command line, rather than a GUI.
  166. Too big or too clever? Steve Yegge says that, for large applications, size is an enemy best controlled by dynamic languages. Alex Martelli says a language can be too dynamic for a large application. Who's right?
  167. Maybe we live in a scripting universe. Comments on Larry Wall's 11th State of the Onion address.
  168. The Maximum Sum contiguous subsequence problem. A stream-based solution to a classic computer science problem.
  169. So many feeds, so little news. So many feeds, so little news. A reflection on internet consumption.
  170. Elegance and Efficiency. Must elegant code be efficient? This article investigates.
  171. Not my links
  172. Ever wish you’d branched first? A short article describing how to branch a Subversion working copy based on the development trunk.
  173. Zippy triples served with Python. How do you generate previous, this, next, triples from a collection. A stream-based solution in Python.
  174. Paging through the Manual using Access Keys
  175. Anti-Social Build Orders. An article advocating zero-tolerance for anti-social build offences.
  176. Metablog. Reflections on 14 months of blogging, and why I'm no longer using Typo.
  177. RTM vs STW
  178. Seeing with a fresh pair of ears
  179. Reversing Hofstadter’s Law
  180. Lock but don’t but
  181. Mistargeted ads
  182. svn help patch
  183. Big City Skyline Puzzle. Comments on a novel computer science puzzle. When machine resources are scarce, a compiled language offers precise control.
  184. Ongoing Peer Review
  185. Paralipsis
  186. Fixed Wheels and Simple Designs
  187. A yen for more symbols
  188. PyCon UK: statistics, pictures and perennial problems
  189. Pitching Python in three syllables
  190. What apple gets right
  191. The Granny—Stroustrup Scale
  192. Koenig’s first rule of debugging. The problems caused by the C++ compilation model, dependencies and cryptic compile diagnostics. If an expert like Andrew Koenig can’t get it right, what hope for the rest of us?
  193. Shameful Names
  194. He Sells Shell Scripts to Intersect Sets. The Unix command shell contains a lot of what I like in a programming environment: it’s dynamic, high-level, interpreted, flexible, succinct. This article shows the Unix tools in action.
  195. Collaborative documentation tools
  196. Space sensitive programming
  197. How green you are
  198. When web search results get read out of context
  199. A world without version control
  200. In, on and out of boxes
  201. Pragmatic fashion
  202. Robot wars
  203. The Third Rule of Program Optimisation
  204. Why Python programmers should learn Python
  205. Source open, problem closed. An example of the open source advantage.
  206. How many restarts?
  207. Evolving Python in and for the real world
  208. Turing Tests and Train Trackers
  209. Feeding an internet addiction
  210. Oberon, Cromarty, Lisa, Waggledance, Ariel
  211. Introducing Java
  212. Perlish Wisdom
  213. Awesome presentations
  214. Google Reader
  215. PyCon UK
  216. The Heroic Programmer
  217. An ideal working environment
  218. The Trouble with Version Numbers
  219. High altitude programming
  220. Python keyword workaround
  221. Charming Python
  222. Why Software Development isn’t Like Construction. What’s the best metaphor for software development? Steve McConnell prefers “construction”. I disagree.
  223. Shells, Logs and Pipes
  224. Drawing Software Designs
  225. Test driven development in Python
  226. Mixing Python and C++
  227. Release then Test
  229. Code completion for dynamic languages
  230. Casualties in the great computer shootout. An investigation into various dimensions of some speed benchmark programs.
  231. A tale of two upgrades
  232. One svnserve, multiple repositories
  233. Happy Mac
  234. Retro-fitting coding standards
  235. fold left, right
  236. Code Craft
  237. Narrow Python
  238. Trac — not just a pretty interface
  239. 1, 6, 21, 107, … ?
  240. Martin Fowler on Soft Documentation
  241. Printed C++ Journals
  242. Review of Pete Becker’s TR1 Book
  243. Synchronising Workspaces
  244. Hong Kong Supplementary Character Set
  245. Permission and Forgiveness
  246. Different Angles on Legacy Code
  247. Wiki Markup. Wikis often invent their own markup syntax. A note on why I favour Markdown.
  248. Functional Programming “Aha!” Moments
  249. Spam, Typo, Subversion Logs
  250. Internal Subversion Externals
  251. Lenient Browsers and Wobbly Tables
  252. My First Typo Sidebar
  253. Smart Pointers, Dumb Programmers. A note describing how a smart pointer tripped me up.
  254. The Etch-A-Sketch User Interface
  255. Joined Output and the Fencepost Problem. Items and the spaces between them: some notes on the fencepost problem and joining up strings.
  256. When computer applications reside on the web
  257. Computer Language Complexity
  258. Complacency in the computer industry
  259. The Lazy Builder’s Complexity Lesson. A discussion of algorithmic complexity, and a demonstration of how the C++ standard library allows programmers to write code which is both concise and efficient.
  260. Soft Documentation. A software developer's investigation into documentation tools.
  261. Personal overnight builds
  262. From CVS to Subversion
  263. Pcl-cvs and Psvn Incompatibilities
  264. Sounds of the Tokyo Metro
  265. Subversion 1.4
  266. Look and Say Numbers
  267. Polyominoes
  268. Browsing Python Documentation using the Python Sidebar
  269. From __future__ import braces
  270. Python 2.5
  271. Friday Puzzles
  272. Version Control for Third Party Software
  273. Overload Online
  274. Personal version control
  275. String literals and regular expressions. An article about string literals, escape sequences, regular expressions, and the problems encountered when mixing these together.
  276. There’s no escape??!
  277. Parsing C++
  278. Py2exe
  279. Ignoring .svn directories
  280. Are List Comprehensions the Wrong Way Round?
  281. How to Mirror a Subversion Repository
  282. Message to Self. What’s this?
  283. Octal Literals
  284. A Subversion Pre-Commit Hook. How to install and test a simple Subversion pre-commit hook script.
  285. Creating a Temporary Subversion Repository
  286. Binary Literals
  287. Readable Code
  288. Keyword Substitution - Just say No!
  289. map, filter, accumulate, lambda
  290. Saving changes to read-only files
  291. Google Mail holiday auto-responder
  292. A Python syntax highlighter
  293. Generating solutions to the 8 Queens Puzzle
  294. My (Test) First Ruby Program
  295. Getting started with Typo
  296. Posting from the command line using mtsend
  297. Built in Type Safety?
  298. The case against TODO. A neat label for work in progress or an easy way to disguise the flaws in a codebase?
  299. Metaprogramming is Your Friend. An investigation into metaprogramming techniques used by lazy C, C++, Lisp and Python programmers.
  300. A Mini-Project to Decode a Mini-Language
  301. Code in Comments. Don't comment out dead code, delete it!
  302. Brackets Off! Thoughts on operator precedence.