Singapore-based practical guides, tutorials and experiments in AI, computing, modelling, simulation, optimisation and quantum computing, with research notes and hands-on workflows.

Quick Guides

Quick Reference

Quick Guides

Practical, no-nonsense reference guides for tools and workflows I use often — version control, text editors, plotting, automation, and cloud/HPC platforms. Pick a guide below.

Quick Guide to Git

Setup, staging, committing, branching, remotes, stashing, tags, and undoing changes.

Quick Guide to GNUPlot

Generating EPS, PNG, and PDF plots for inclusion in LaTeX documents — terminals, axes, styles, labels, and legends.

Quick Guide to Docker

Images, containers, volumes, and networking — the core commands for building and running containers.

Quick Guide to n8n

Self-hosted workflow automation — nodes, triggers, and connecting services together.

Quick Guide to NSCC ASPIRE2A

Logging in and getting started on the National Supercomputing Centre’s ASPIRE 2A cluster.

Quick Guide to nawk

Pattern-action text processing from the command line.

Quick Guide to Emacs

Essential keybindings and everyday editing workflow.

Quick Guide to CVS

Legacy version control commands for older codebases still tracked in CVS.

Recent Practical Guides