A few weeks ago my supervisor Jeremy, suggested that I should read through Guido van Rossum’s series of blog posts about PEG parsers. I’ve only just got round to starting reading them properly, but I think they’re going to be… Read moreLooking at Guido van Rossum’s PEG blogs (part 1)
I’ve spent most of the week trying to get rollback working in my parser rules, having thought that the bug I found while implementing look-ahead was the main issue. Unfortunately the problems are rather deeper than that, but this morning… Read moreLooking ahead, not rolling back.
Two weeks ago I felt I was making good progress on updating the two interpreters that are at the core of my PhD, but I’ve not made much progress since. First I was away for a week, visiting Sarah’s family… Read moreLots of little disruptions
In my previous post, Turning data into code, I described the latest iteration of my template language, used to convert data-structure or AST produced by the parser into source code in the target language. At that time, I was updating… Read moreTesting and then updating my template language
(For some background/context to this post see my Generative Programming page.) When I first started writing parsers for little source code generation languages, I largely ignored expressions because the simple declarative languages that I was creating had no need for… Read moreParsing expressions in little languages
Sarah did this challenge, and then challenged me to also do it. She also has searched back for the start of the challenge, which seems to be a post by …hi, this is ava. Why did you start blogging in… Read moreBlogging Questions Challenge
I’ve been blogging here intermittently for about 14 years. I actually thought it was longer than that, but it seems to be 14 years since the first post that still exists. Maybe there were older posts that I deleted. I’ve… Read moreThinking about switching blog
Before lock-down I used to drive to work, leave the car in the nearest car park, at Kelvinbridge, and then walk through the park, along the bank of the Kelvin, then up the hill to the campus. During lock-down I… Read moreThe importance of a morning walk for mental health and productivity
It’s almost 4 years since I last published to this blog; there have been a couple of reasons for this, but fundamentally really comes down to me not having had anything to say that didn’t seem too negative. However, I… Read moreUpdate
As a comparison to the office nose graphs I posted last week, at the weekend I set up my noise meter in my study at home and created the same graphs for that location. Like the previous graph, this shows… Read moreOffice noise levels part 2