Computing

Build cheap compute clusters on AWS using spot instances: automated system configuration, sshfs file transfer, and GNU parallel for job distribution.

A practical guide to scraping photos from Facebook groups when Graph API doesn't expose the endpoint - using Chrome dev tools, curl with cookies, grep and awk to extract image URLs from rendered HTML.

Building a web interface for MATLAB using Node.js and Express, enabling file upload, real-time status updates, and result download—useful for collaborative research and distributed computing.

Using GitHub WebHook to create a self-updating Node.js web app that automatically pulls code and restarts when you push to the repository.

Beamer Writer update: online compiling via WriteLaTeX integration and improved error messages for faster LaTeX presentation workflow.

A simple PHP script to send automatic email notifications when someone pushes to your GitHub project, using GitHub's post-receive web hooks with JSON payload parsing.

Technical notes on KinectFusion SDK: understanding WorldToCamera and WorldToVolume matrices, aligning RGB with depth images, and extracting higher-quality depth maps via raycasting the TSDF volume.

Compares C#/C++ and MATLAB for research work, arguing MATLAB is better suited for rapid prototyping while compiled languages excel at building production systems.

Quick tutorial on configuring exim and email packages in Cygwin to send emails from Windows command line via SMTP server without authentication.

Converting regular panoramas to small-world fisheye style using coordinate transformation from rectangular to polar coordinates, with nonlinear radius mapping to control the virtual camera height.