All articles, newest first

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