Site Updates - Colin Mackay

Recent changes and updates to Colin Mackay - file extension documentation, guides, and development notes.

Last updated: January 2026

Recent Changes

This page lists notable additions and changes to the site. For detailed technical changes, see individual page "last updated" dates.

January 2026

  • Added file extension documentation for HEIC and WebP image formats
  • Updated SQL injection article with additional parameterised query examples
  • Improved mobile navigation accessibility

December 2025

  • Published guide on MIME types and file extensions
  • Added spatial queries in SQL Server documentation
  • Fixed formatting issues in code examples

November 2025

  • Added troubleshooting section to PDF file extension page
  • Updated contact page with additional guidance
  • Improved page load performance

October 2025

  • Published safe downloads and file types guide
  • Added file extension pages for archive formats (7Z, RAR, TAR)
  • Updated privacy policy for clarity

September 2025

  • Added development notes on passing values between forms in .NET
  • New file extension entries for audio formats (FLAC, AAC, OGG)
  • Improved breadcrumb navigation

August 2025

  • Redesigned homepage for better content discovery
  • Added video format file extension documentation (MKV, WebM)
  • Fixed cross-referencing links in dev notes

Content Update Policy

Content on this site is updated on an ongoing basis. Updates typically fall into these categories:

  • New content – New file extension pages, guides, or development notes
  • Corrections – Fixing errors or inaccuracies in existing content
  • Currency updates – Updating information to reflect changes in software or best practices
  • Improvements – Clarifying existing content or adding helpful details

Significant changes are listed on this page. Minor corrections or typo fixes may not be individually noted.

Staying Informed

There isn't currently a mailing list for site updates. To track changes:

  • Check this page periodically for a summary of recent changes
  • Individual pages display their last updated date
  • The sitemap.xml file reflects current site structure

Suggesting Content

If there's a file extension, guide topic, or development subject you'd like to see covered, use the contact page to send suggestions. While not all suggestions can be accommodated, they help inform content priorities.