This is my personal webpage. Use what you find useful. Ignore the rest.

Best viewed on Github as there are many notebooks. Github will render the notebooks for you.

Got a question? Just raise an issue.

date	article
2025-06-03	Forget microservices - build simulations
2024-05-27	An introduction to optimization with matrices
2024-02-28	Renting or buying? A view on the UK house market
2023-10-27	Is deepcopy a good idea?
2023-10-25	The nth product
2023-09-06	Maximum delayed commitment - an agile strategy
2023-09-05	The cost of python datastructures
2023-07-30	Reading .npy files without np.load
2023-07-17	Classes as global configuration templates
2023-05-23	Graphs 4 - solving search problems
2023-05-23	Graphs 3 - as finite state machines (and how to solve sudokus)
2023-05-23	Graphs 2 - Generating and visualizing graphs
2023-05-23	Graphs 1 - Basic graph theory
2023-05-20	Validated DataFrames for Pandas for free?
2023-04-05	Tablite: The mega-tutorial for out-of-memory datasets
2023-02-22	What are convolutions?
2023-02-18	Math for Operations Research
2023-02-05	Solving the knapsack problem in 3 ways
2023-01-05	Notes on basic stochastic optimization
2023-01-05	Scheduling: Is it worth the effort? (Yes!)
2022-12-26	A dummy file system for apps using key-value store
2022-12-20	The fastest alarm clock (or sortation in practice)
2022-12-20	Controlling python at exit
2022-11-08	Calling nim from python
2022-10-30	An effective priority jobqueue using insort and deque
2022-10-24	Writing documentation with JupyterBook - Easy!
2022-09-21	Business calendar - when is the business open?
2022-09-17	Matrices as Graphs - some notes
2022-08-21	Comparing syntax of pandas vs tablite
2022-08-18	Rounding the better way 2.0 (rounding numbers and dates)
2022-07-19	Measuring speed to disk
2022-07-19	Organising code for python projects, packaging and testing packages
2022-04-30	del, __del__ and garbage collection
2022-04-13	Multiprocessing with shared memory - part 2
2022-03-14	Detecting the intersection of range objects
2022-03-13	Multiprocessing with shared memory
2022-02-13	Friday dinner notes about wordle
2022-02-05	A short intro to h5py and HDF5
2022-01-29	In memory ZIP folder
2022-01-08	Combinations of lists (or how product works)
2021-12-20	How to test for permutations?
2021-12-19	Fastest method to prove assignment problem cannot be solved?
2021-12-13	Starting a small python trick collection
2021-12-11	Replace substrings without corrupting strings that contain the substring
2021-10-04	Problems reading text as tables
2021-09-30	Solving equations with PuLP
2021-09-21	Rounding to nearest n
2021-09-05	Solving probability problems with python
2021-06-14	How many digits do you need?
2021-04-12	Stock cutting problem
2021-01-22	Integer ratios
2021-01-15	When is numpy really faster?
2020-11-07	Import error - how to fix relative imports
2020-06-27	Tablite - a dirty data tool
2020-06-05	Notes on optimisation strategies
2020-05-31	Graph-theory - a reference implementation
2020-05-28	Problem structure keywords and content (or how to solve any problem)
2020-05-25	Basic geometry
2020-05-23	Calculating the convex hull
2020-05-19	Rounding datetime, dates and times
2020-05-18	Safely parse arguments to pythons eval
2020-05-17	Solving traveling salesmans problem with genetic algorithm
2020-05-14	Graceful interrupt in batch jobs using pythons yield
2020-05-11	Brute force solution to the knapsack problem
2020-05-07	Automatic test generation
2020-05-06	Maslite
2020-05-05	Monty Hall simulation
2020-05-04	Basic combinatorics