All articles, newest first

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