Archive

2024-11-19 So You Think You Know Ada?

• ada
• learning

2024-11-13 Opening any CLI in Emacs

• perl
• programming
• technology
• emacs

2024-11-12 The Lying p Value

• statistics

2024-11-05 Reading Notes: MPI and Message Passing Concurrency

• programming
• reading
• c

2024-11-01 Quarterly Cup 2024 Q3 Retrospective

• forecasting

2024-10-29 Probability-Generating Functions

• statistics
• maths

2024-10-22 Incident Inference From Symptoms

• statistics
• forecasting
• sysadmin

2024-10-15 Announcing Engineering Enigmas

• life

2024-10-10 Enhanced Session with Fedora 40 in Hyper-V

• sysadmin
• technology
• life

2024-10-08 No Feedback ∴ No Good

• life

2024-10-01 Tagnostic: Determine Tag Quality

• meta
• perl
• ai

2024-09-26 Happy Petrov Day 2024

• life

2024-09-24 How Often Does a Child Get Sick?

• statistics
• life
• learning

2024-09-19 What Does an AI Revolution Look Like?

• ai

2024-09-17 Code Reviews Do Find Bugs

• programming
• science
• learning
• practices

2024-09-12 Python Programmers’ Experience

• statistics
• programming

2024-09-10 Types as Interfaces

• haskell
• programming

2024-09-05 Bubble Sort Is Not Robust Either

• algorithms

2024-09-03 Sample Unit Engineering

• statistics

2024-08-30 My Most Complicated Prompt So Far

• ai
• life

2024-08-27 Why Story Points Don’t Work

• management
• organisations
• practices

2024-08-20 The Vindication of Bubble Sort

• algorithms
• programming
• life

2024-08-13 Traffic Flow Fundamentals Flashcards

• life
• learning

2024-08-06 ACX 2024 Prediction Contest Halfway Review

• forecasting
• learning

2024-08-03 q What do I title this article?

• life
• ai

2024-07-30 Student Resampled His t Distribution

• life
• statistics
• reading
• science

2024-07-27 Launching a Much-Requested Newsletter

• meta

2024-07-25 Entropic Thoughts: New Name for Two-Wrongs

• meta

2024-07-24 Publish Your Observations!

• life
• science
• practices
• reading

2024-07-16 Washing Machine Energy Estimations

• life

2024-07-11 Continuous Kelly Trainer: Ship Investor 2

• statistics
• life
• learning
• games
• economy

2024-07-09 Binary Kelly Trainer: Ship Investor Game

• statistics
• life
• learning
• games
• economy

2024-07-04 Map of Pontypandy in Fireman Sam

• life
• design

2024-07-03 Troubles In Solving Uno

• life
• programming
• algorithms
• games
• ai

2024-06-26 Keep a Safe Following Distance

• life

2024-06-25 Neat Inventions

• life

2024-06-18 Getting Better at Counter-Strike

• statistics
• learning

2024-06-10 Failing at Combinatorics with Haskell

• programming
• maths

2024-06-04 Inventing Fisher’s Exact Test

• statistics
• learning
• life

2024-06-01 Fermi, Majorana and Mental Maths

• life
• learning
• reading
• science

2024-05-27 Generating Almost Normally Distributed Values

• statistics
• programming

2024-05-24 Forecasting ADIZ Violations

• statistics
• forecasting

2024-05-10 When Is a Counter-Strike Player Good?

• life
• learning
• statistics

2024-05-03 Why Donate to Charity

• life

2024-04-27 Free Banking Monopoly

• life
• games
• economy

2024-04-16 The Parking Lot Drill

• organisations
• product_development

2024-04-11 Browser-Based XmR Charts

• statistics
• organisations
• life
• design

2024-04-10 Quarterly Cup 2024 Q1 Retrospective

• statistics
• forecasting
• life

2024-04-03 Programming Apprenticeships

• programming
• learning
• practices

2024-03-25 Laws of Software Evolution

• management
• organisations
• product_development

2024-03-21 Intrusive Unit Testing

• programming
• perl
• javascript

2024-03-12 Extreme Value Statistical Process Control

• statistics
• product_development

2024-03-07 Deliberate Abstraction

• programming

2024-02-26 Common Mistakes in Modularisation

• programming
• product_development

2024-02-21 Useful Uses of cat

• programming
• sysadmin
• perl

2024-02-17 The Curse of Capital Management

• life
• organisations
• economy

2024-02-11 Static Actor–Motivation Forecasting: Peace in Middle East

• forecasting
• life

2024-02-08 Software and Orders of Magnitude

• programming
• algorithms

2024-02-01 War – What is it Good For?

• forecasting
• life
• learning

2024-01-31 SI Units for Request Rate

• sysadmin

2024-01-26 .NET on Linux: What a Contrast

• programming
• dotnet

2024-01-23 Steady-State Actor–Motivation Forecasting

• forecasting

2024-01-17 Markets vs. Politics and Organisational Structure

• life
• economy

2024-01-10 Improving a Gut Feeling Forecast

• forecasting

2024-01-06 Quarterly Cup 2023 Q4 Retrospective

• statistics
• forecasting
• life

2024-01-04 Outlier Detection

• statistics
• life
• algorithms

2023-12-31 Estimating Standard Deviation From Timeseries

• statistics
• forecasting

2023-12-27 John the Toolmaker

• programming
• product_development

2023-12-18 First Impressions of Manifold

• learning
• life
• statistics
• forecasting

2023-12-17 Know Your Uncertainty

• statistics
• forecasting
• learning

2023-12-11 Lessons From Evolution

• learning
• life
• product_development

2023-12-06 System Observability: Metrics, Sampling, and Tracing

• sysadmin
• product_development

2023-12-03 Bet On the Outcome of the Poker Experiment!

• statistics
• life
• forecasting
• games

2023-11-30 Binary Finger Counting

• life

2023-11-27 Computing Poker Win Rate From Sessions

• statistics
• games

2023-11-26 Poker is Surprisingly Generous

• statistics
• life
• forecasting
• games

2023-11-17 How Not To Collect Data

• organisations
• statistics
• design

2023-11-10 Huffman Codes – How Do They Work?

• statistics
• algorithms

2023-11-06 Typing Fast Is About Latency, Not Throughput

• technology
• writing

2023-11-05 Forecasting Mistakes: Dow Jones Barrier

• statistics
• learning
• forecasting

2023-10-28 FlowRatio: Work Sampling Made Easy

• life
• statistics

2023-10-24 The Expressivity Limitations of Object-Oriented Programming

• programming

2023-10-15 The Hypothesis of the Fair Coin

• statistics
• learning

2023-10-14 Sensitivity Counts Against You

• statistics
• learning
• life
• science

2023-10-07 Retrospective: Metaculus Quarterly Cup

• statistics
• forecasting

2023-10-02 Intuition and Spaced Repetition

• life
• learning
• statistics

2023-09-28 Custom TCP Test Harness in Perl

• perl
• programming

2023-09-25 The Misunderstood Kelly Criterion

• statistics
• life
• economy

2023-09-22 Relevance Under Uncertainty

• life
• product_development

2023-09-19 Okay, Microservices Have Benefits Too

• programming

2023-09-15 Getting Used To Microservices

• programming

2023-09-10 Update On Antarctic Sea Ice

• statistics
• forecasting

2023-09-07 Response Time Is the System Talking

• statistics
• programming

2023-09-05 The Compound Poisson Process

• statistics
• forecasting

2023-08-31 It Takes Long to Become Gaussian

• statistics
• forecasting

2023-08-25 Forecasting Covid-19 Variants

• statistics
• forecasting

2023-08-23 Trying A More Vanilla Fedora

• life

2023-08-21 Reducing Measurement Error

• learning
• statistics
• forecasting
• science

2023-08-15 Optimise the Expensive First

• programming
• algorithms
• perl

2023-08-09 Statistician’s Time Series Hack

• statistics

2023-08-08 Fun With Watercolours

• life
• design

2023-07-31 Forecasting Antarctic Sea Ice

• statistics
• forecasting

2023-07-29 Retrospective Prompts

• learning
• organisations
• practices

2023-07-25 Black Swans in a Permacrisis

• learning
• management
• organisations

2023-07-19 Maximum of Two Dice

• statistics
• games

2023-07-11 Limited Investment With Timeboxing

• management
• economy
• practices

2023-07-07 Forecasting Accuracy

• life
• learning
• statistics
• forecasting

2023-07-03 First Impressions of Metaculus

• learning
• life
• statistics
• forecasting

2023-06-27 A3: Avoid Memos With An Agenda

• organisations
• learning
• practices

2023-06-21 Word Embeddings in Perl: Baby Steps

• statistics
• meta
• perl
• algorithms
• ai

2023-06-16 Tindall On Software Delays

• organisations
• product_development
• management
• practices

2023-06-12 Latent Semantic Analysis in Perl

• perl
• statistics
• meta
• algorithms
• ai

2023-06-09 Handoff Waste and Taylorism

• management
• organisations
• product_development

2023-06-05 Scales of Plan-Driven Development

• practices
• organisations

2023-06-01 Parallel Agile: Interesting Idea – Does It Work?

• organisations
• management
• product_development
• practices

2023-05-28 Why Perl?

• programming
• perl

2023-05-24 The Unreasonable Effectiveness of Conditional Probabilities

• statistics
• life
• games

2023-05-16 Reading Slightly More Incrementally

• life
• learning
• reading

2023-05-11 Event Sourcing and Microservices – Unix Style

• unix
• programming
• perl

2023-05-09 Painting Shapes, Not Details

• life
• design

2023-05-07 Who Was On The Winning Team?

• statistics
• maths
• life
• forecasting

2023-05-04 Abduction is Not Induction

• learning
• life
• programming
• science

2023-04-30 Learning Some Logarithms

• maths
• life

2023-04-26 Precel: Like Excel but for Uncertain Values

• life
• organisations
• statistics
• forecasting
• economy

2023-04-23 Early Adventures in Spaced Repetition

• life
• learning

2023-04-18 Birthday Line Puzzle

• maths
• statistics

2023-04-14 What Is Probability?

• statistics
• maths
• life

2023-04-13 Update On the Sidescrolling Flight Simulator

• life
• meta
• games

2023-03-16 Sidescrolling Flight Simulator

• life
• meta
• games

2023-03-01 Mind the Gap When Learning

• learning
• organisations
• science
• practices

2023-02-25 Difficult Questions From Children

• life
• learning

2023-02-18 Data Consistency Is Overrated

• programming

2023-02-09 Validate Your Skill

• learning
• life
• science

2023-02-04 Frequentism And False Dichotomies

• statistics
• learning
• science

2023-02-02 Historic Mistakes: Carriers And Presses

• learning
• organisations

2023-01-29 The Secret of Meritocracy

• life
• organisations

2023-01-28 The Reinforcing Nature of Toil

• sysadmin
• management
• practices

2023-01-26 Three Customers In A Bank

• statistics
• forecasting

2023-01-24 Share Buybacks Are Indirect Investments

• economy
• organisations

2023-01-22 Central Banks Do Not Rule By Decree

• technology
• management
• organisations
• economy

2023-01-21 Stop Saying “Junior” And “Senior”

• organisations

2023-01-20 Emptying the Dishwasher With Systems Theory

• statistics
• life
• organisations

2023-01-18 Evolution Preserves the Status Quo

• learning
• product_development

2023-01-13 Confusing Uncertainty For Information

• learning
• product_development

2023-01-12 Predicting Resource Usage From Increased Traffic

• statistics
• sysadmin
• forecasting

2023-01-11 You Can (Somewhat) Reliably Measure Change Failure Rate

• practices
• statistics

2023-01-10 Hovering a Helicopter

• life
• learning

2023-01-09 Verifiable Software Development Estimations

• maths
• statistics
• product_development
• forecasting
• economy

2023-01-07 Programmers and Non-Coding Work

• organisations
• management

2022-11-29 Sampling For Managers

• maths
• management
• statistics

2022-11-04 Statistical Process Control: A Practitioner’s Guide

• statistics
• life
• management

2022-08-05 Queueing Systems 2: Percentiles and Simulation

• statistics

2022-08-01 Markov Chains for Queueing Systems

• statistics

2022-07-28 Bootstrapping Kaplan–Meier Survival Curves

• statistics
• maths

2022-07-25 Long Hiatus: Emacs Upgrades

• meta
• emacs

2022-07-25 Dichotomisation Destroys Data

• statistics

2022-07-16 Poor Man’s Logistic Regression

• statistics
• learning

2022-05-07 Quick Variance Computation

• statistics

2022-04-26 Group Decision-Making and Debate

• organisations
• reading
• practices

2021-12-02 Default To Large Modules

• programming

2021-10-18 Estimating Work Lag

• statistics
• management

2021-09-08 Reading Notes: Accelerated Expertise

• reading

2021-08-21 Trading Functionality For Time

• product_development
• economy
• practices

2021-08-17 Screenwriting and Software Development

• product_development
• programming
• writing

2021-08-15 The Hidden Cost of Heroics

• management
• organisations
• product_development
• practices

2021-08-10 Reuse Begets Coupling

• programming

2021-07-31 Bayes Rule in Odds Form

• statistics
• forecasting

2021-07-26 Problem, Learning, and Information

• learning

2021-07-21 Build vs. Buy

• learning
• management
• product_development

2021-06-20 Guess ≠ Prediction ≠ Bet

• life
• forecasting

2021-02-02 Survival Analysis For Customer Retention

• statistics
• maths
• forecasting

2019-06-22 Essay Recommendation: On Having Enough Socks

• life
• programming
• reading

2019-06-18 Centered Cursor Mode in Vanilla Emacs

• emacs

2019-06-14 Emacs Calc – Evaluate Expression For Multiple Values

• programming
• maths
• emacs

2019-06-04 Standard Exception Hierarchy in .NET Core

• programming
• dotnet

2019-05-15 .NET on Non-Windows Platforms: A Brief History

• programming
• dotnet

2018-10-17 Code Review Checklist, Second Edition

• programming
• practices

2018-06-03 Debugging Common Lisp in Slime

• lisp

2018-05-29 Purely Functional AVL Trees in Common Lisp

• lisp
• algorithms
• programming

2018-05-25 Technical Writing: Learning from Kernighan

• writing
• programming
• reading

2018-05-15 Update Bound Data Without Replacing It in D3

• programming
• javascript

2018-04-20 Intuition around NP-Hard and NP-Complete

• algorithms

2018-04-08 The Expressive Ada 2012 Challenge

• ada
• programming
• c

2018-03-30 Matrix Is Everything I Want IRC To Be

• life

2018-03-14 Computing Science Dictionary

• programming
• algorithms

2018-03-06 Blogging With R and ggplot2 in Org

• science
• meta
• programming
• writing

2018-03-05 Top-down vs Bottom-up Programming

• programming
• algorithms

2018-03-05 Migrating Away From Use-Package

• emacs
• lisp

2018-03-03 Swedish Colemak Hack

• life

2018-03-01 A Gentle Introduction to Monad Transformers

• haskell

2018-02-28 Emacs Magic: Simple Pastebin

• emacs
• lisp
• programming

2018-02-12 Ceasing Short-Lived Maintenance of Emacs Versor

• emacs

2018-02-02 Withdrawn: False Alarm About the TP300LA

• tp300la

2018-01-25 Asus TP300LA After Three Years: Battery Trouble

• tp300la

2018-01-17 Grep, sed and awk – The Right Tool For The Job

• programming
• awk

2018-01-16 The AWK State Machine Parser Pattern

• programming
• awk
• algorithms
• perl

2018-01-09 Pet Peeve: Tea, Tannins and Strength

• life

2018-01-02 Why You Should Buy Into the Emacs Platform

• emacs

2017-12-22 Reading Notes: Understanding Nginx Location Selection

• sysadmin
• reading

2017-12-05 Variable Width Unicode Fallback Fonts in Emacs

• emacs
• design

2017-11-30 Reasons To Like Stockholm: Water

• photography
• life

2017-11-29 Emacs Calendar with Fixed Width Font

• emacs
• design

2017-11-24 Touchpad Pointer Speed in Xorg on Debian Linux

• unix

2017-11-20 Display Backlight Keys on TP300LA

• tp300la
• unix

2017-11-19 Emacs for Humans: Glossary

• emacs

2017-11-17 New and Improved: Two-Wrongs Now Powered By Org Mode

• meta
• emacs

2017-08-16 Migrating From iptables To nftables – Link Collection

• security

2017-07-12 Temporarily Disabling iptables

• security

2017-07-09 Passwordless sudo

• security
• sysadmin

2017-06-20 On Competing with C Using Haskell

• programming
• haskell
• c

2017-06-08 Sensor and Controller Chip in “Roxcore 720p” Action Camera

• life
• photography

2017-05-21 Extendable Data in Haskell (part 2)

• haskell
• programming

2017-05-08 Dynamic Dispatch in Haskell, or: How Can I Make My Code Extendable?

• programming
• haskell

2017-04-13 Bayesian Statistics

• maths
• life

2017-04-12 Pairing Debian Laptop with Bluetooth Headphones

• life
• tp300la

2017-03-31 Reading Notes: Guide for Ravenscar in High Integrity Systems

• ada
• programming
• reading
• algorithms

2017-03-24 Securing a Debian Laptop with a Firewall

• security

2017-03-23 Secure DNS on Laptop with Debian

• security

2017-03-10 Selective Delays in SPARK and Ravenscar

• programming
• ada

2017-03-08 Unicode Strings in Ada 2012

• programming
• ada

2017-02-22 Timeout Blocking Requests in Ada

• ada
• programming

2017-02-13 Guessing Game: Ada Style!

• programming
• ada

2017-02-01 Intuition for Time Complexity of Algorithms

• programming
• algorithms

2016-12-19 Basic Firewall Configuration (iptables)

• security
• sysadmin

2016-12-18 Basic Computer Security: Things I Want to Explore

• security
• life
• sysadmin

2016-12-06 My Experience Using Yesod for a “Quick Hack”

• haskell
• programming

2016-10-25 Current Email Solution: gpg-agent, cron, OfflineIMAP, Notmuch, Alot, Vim and msmtp

2016-10-11 Rethinking Text Input on Touch Screens

• technology
• design

2016-10-08 Pomohoro: Combine the Pomodoro Technique with hledger and Timeclock for Productivity

• life
• haskell
• programming

2016-09-21 Fallback Font, Good Fonts and a General Font Recommendation

• meta
• design

2016-09-19 Fake Bold Small Caps in XeLaTeX with Fontspec

• design

2016-09-02 Connecting to KTH Eduroam on Debian Stretch

• life

2016-08-18 Why Cyclists Use Public Roads

• life

2016-08-13 Starting to Commute by Bicycle

• life

2016-07-27 rtorrent missing from Homebrew on El Capitan

• life

2016-07-20 Gmail Passwords Trusted, Yet Not Trusted

• security

2016-06-19 The Weekly Pure Bullet Journal

• life
• design

2016-06-17 rsync.net

• sysadmin

2016-06-13 Is Learning Shorthand for Personal Note-taking Worth It?

• life
• shorthand
• writing

2016-05-29 Learning to Say No to Myself

• life

2016-05-21 Systemet i Melins system

• shorthand
• swedish

2016-05-20 A Checklist for Renewing GPG Subkeys

• sysadmin

2016-05-18 Melins system, övning och demonstration

• life
• swedish
• shorthand

2016-05-17 Why I’m Learning Shorthand

• swedish
• life
• shorthand

2016-05-09 A Maze of Storage Cages

• design

2016-05-03 The Bug in the Physical Building

• programming
• design

2016-01-04 Parser Combinators: Parsing for Haskell Beginners

• haskell

2015-12-20 Using withPtr From inline-c in Haskell

• haskell
• c
• programming

2015-09-17 Darkroom Chemistry and Photograms

• photography

2015-09-16 Bubble Sort: Not Even Once

• programming

2015-09-11 On Escape Meta Alt Control Shift

• vim
• emacs

2015-09-06 The Joy of Manipulation

• photography
• life
• design

2015-08-30 A Haskell Time Library Tutorial

• haskell
• programming

2015-08-27 The Touchpad On the Asus TP300LA

• tp300la

2015-08-25 Redirect Every Subdomain to the Same Subdomain on a Different Host with Nginx

• sysadmin

2015-08-24 Static Generation with Haskell

• haskell
• programming
• meta

2015-08-23 Statically Generated Blog

• meta
• haskell
• programming
• writing

2015-08-05 The Case for Controlled Side Effects

• haskell
• programming

2015-07-02 The Mystery of the Deterministic Super Shotgun

• programming
• c
• games

2015-07-01 Web Scraping with Lenses

• haskell
• programming

2015-06-21 How Laziness Works

• programming
• haskell

2015-06-10 Developing B&W Film at Home

• photography

2015-05-20 IMAP/SMTP port numbers for Google mail

• sysadmin

2015-03-27 Monospaced Code Formatting in Skype

• life

2015-03-06 Parser Combinators

• programming

2015-02-27 RecordMyDesktop Videos Going out of Sync

• life

2015-02-18 Does My DSLR Have Dead Pixels?

• photography

2015-02-14 Fast SQL for Inheritance in a Django Hierarchy

• programming
• sql

2015-02-10 Documentation: Reference Manual vs. Cookbook

• programming
• writing

2015-02-06 Why Web Apps Disappoint Me

• programming
• javascript

2015-01-31 The Case for Shooting in Manual Mode

• photography

2015-01-27 How Much Does an Experienced Programmer Use Google

• programming

2015-01-17 Painting with Light

• photography

2015-01-01 The “What Are Monads?” Fallacy

• programming
• haskell

2014-12-27 A Year of Baduk

• games
• life

2014-12-22 An Update a Week Keeps the Hackers Away

• sysadmin

2014-12-21 Debian Linux On the Asus TP300LA, Bad News #1

• tp300la

2014-12-19 Move Translations Between Django Apps

• programming
• python

2014-12-16 Text Selection Behaves as Swipe in WeeChat

• life

2014-12-12 Reasons to Know Vim – It’s Similar to ed

• vim

2014-12-09 Debian Linux On My Asus Transformer Book Flip (TP300LA)

• tp300la
• life

2014-12-08 Myth of the Day: Functional Programmers Don’t Use Loops

• programming
• algorithms

2014-12-05 Discoverability of Functions in Functional Languages

• programming

2014-11-27 Resize Video While Keeping Quality High with FFmpeg

• life

2014-11-14 What Optimisations Are Not

• programming

2014-11-12 Why Code Review Matters: Suble (Often Non-Breaking) Bugs

• programming
• organisations
• practices

2014-11-10 Custom Surrounding Text with surround.vim

• vim

2014-11-06 Draw a Tree Structure With Only CSS

• css
• design

2014-11-04 Say What You Mean, Not What Happens to Work

• programming

2014-10-31 Email Quoting with Vim Visual Block Mode

• vim

2014-10-29 Calculator in Spotlight Not Doing Simple Arithmetic?

• life

2014-10-27 Crash-Only Software on the Desktop, Please

• programming