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CMS Upgrades in 2026: Choosing PHP for WordPress and Drupal
2026-04-18

A practical 2026 roadmap for choosing PHP versions, finding CMS compatibility blockers, testing critical workflows, and planning a safer production upgrade.

AI Crawler Control for Business Websites: Protect Content Without Vanishing from Search
2026-04-18

A practical AI crawler policy for business websites: separate search visibility from model training, protect private content, and test every control layer.

Youtube Subtitles in Any Language
2025-10-01

A practical guide to using YouTube subtitles and auto-translation, with notes on when captions work well, when they fail, and what creators should check before relying on them.

h2, h2c, and HTTP/1.1: Practical Choices for Real-World Stacks
2022-02-10

Choose h2, h2c, or HTTP/1.1 for each browser, CDN, proxy, and origin hop—with current Apache, NGINX, curl, and rollout guidance.

Delete Files and Folders Older Than X days
2022-02-10

find /[FOLDER_NAME]/* -mtime +[OLDER_THAN_DAYS] -exec rm -rf {} \;

SSH Tips and Tricks
2021-12-05

Kick user from SSH server: sudo pkill -HUP -u [USERNAME]

 

Cloudflare API for Safer DNS Automation
2021-11-05

A practical guide to Cloudflare API tokens, curl, comments, and zone imports for safer DNS changes across launches, migrations, and handovers.

Signing PDF documents
2021-10-11

When you need to sign a PDF document, it's quite easy to do in Libreoffice Draw for instance.

Canon 2010 Printer Tips and Tricks
2021-10-10

Replace cartridge: Open access to printer, press stop 5 seconds and repeat.

How to Check Whether a PHP Constant Is Defined (Without Breaking Production)
2021-10-01

Safely inspect PHP and WordPress constants, distinguish missing values from false ones, and diagnose configuration drift without exposing production details.

Bash Tip and Tricks
2021-09-24

Check if file or directory exists, multiple ways: https://linuxize.com/pos

Ubuntu Logs Journalctl and Dmesg
2021-09-23

You can see a lot of good information for debugging and fixing errors on your Ubuntu server with journalctl and dmesg

WordPress Cron: When It’s Time to Replace WP-Cron with Server Cron
2021-09-23

Learn when traffic-triggered WP-Cron stops being good enough, how to switch to server cron safely, and how to verify scheduled WordPress work.

Bash Find and Delete Files Older Than X Days
2021-09-22

find [FOLDER_NAME]/* -prune -mtime +14 -exec rm {} \;

Nagios HTTPS monitoring: practical check_http and check_curl checks
2021-09-06

Build Nagios HTTPS checks that verify the right page, TLS certificate, redirects and response time—then migrate safely from check_http to check_curl.

How to Flush the DNS Cache on Ubuntu Linux
2021-08-24

Flush Ubuntu’s DNS cache safely, identify the resolver actually in use, and verify website, email, or API cutovers without guessing.

Remove whoopsie-upload
2021-08-11

sudo systemctl stop apport
sudo systemctl stop whoopsie 
sudo systemctl disable apport

SystemD Notes Tips and Tricks
2021-08-11

A nice little guide: https://tecadmin.net/run-shell-script-as-sy

Skype For Linux Fix High CPU Consumption
2021-08-10

Possible fix:

Delete the cache: ~/.config/skypeforlinux/Cache/

Linux Browser Tweaks
2021-08-08

In firefox I have enabled a couple of tweaks described here for hardware acceleration:

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Review Greg on Google

Greg Nowak Google Reviews

 

Illustrated infographic summarizing: WordPress Supports Old PHP; Your Production Server Shouldn’t
WordPress Supports Old PHP; Your Production Server Shouldn’t
2026-08-01

WordPress still runs on legacy PHP, but compatibility is not a security policy. Build and test your upgrade path before PHP 8.2 support ends.

Illustrated infographic summarizing: The AI-built tool your team relies on needs an owner
The AI-built tool your team relies on needs an owner
2026-07-31

AI-built internal tools can become business-critical before anyone owns them. Here is how to secure, review, monitor, and retire them without blocking useful work.

Illustrated infographic summarizing: Your AI model has an expiry date: build the migration lane now
Your AI model has an expiry date: build the migration lane now
2026-07-30

AI models retire on a schedule. Learn how to map dependencies, test replacements, release safely and preserve a working rollback route.

Illustrated infographic summarizing: Copilot Has Repo-Level Metrics Now. What Should Teams Measure?
Copilot Has Repo-Level Metrics Now. What Should Teams Measure?
2026-07-29

GitHub’s repo-level Copilot metrics show where AI is active, but not whether it adds value. This scorecard connects usage with delivery, quality, and cost.

Illustrated infographic summarizing: Not Every AI Job Needs an Instant Answer: Batch the Backlog
Not Every AI Job Needs an Instant Answer: Batch the Backlog
2026-07-28

Move delay-tolerant AI work into dependable batch queues to cut processing costs without compromising quality, data controls, or urgent workflows.

Illustrated infographic summarizing: A stray Set-Cookie can waste your CDN: audit the cache at the edge
A stray Set-Cookie can waste your CDN: audit the cache at the edge
2026-07-27

Cloudflare Cache Response Rules can recover wasted CDN capacity, but first you need a route-level audit of public, personal and authenticated responses.

Illustrated infographic summarizing: Shorter TLS certificates expose every renewal you never automated
Shorter TLS certificates expose every renewal you never automated
2026-07-26

Shorter TLS lifetimes leave less room for manual handoffs and faulty deploy hooks. Build a renewal path that protects service availability.

Illustrated infographic summarizing: One Timeout, Two Orders: Make AI Actions Safe to Retry
One Timeout, Two Orders: Make AI Actions Safe to Retry
2026-07-25

A timed-out AI action may already have succeeded. Stable keys, durable ledgers, queues and stored results prevent a routine retry from duplicating real work.

Illustrated infographic summarizing: Your AI Visibility Dashboard Needs a Methodology, Not More Charts
Your AI Visibility Dashboard Needs a Methodology, Not More Charts
2026-07-24

A practical framework for measuring AI-search visibility with fixed prompts, repeated tests, separate metrics, retained evidence, and honest reporting.

Illustrated infographic summarizing: AI Admin APIs Are Here—But Your Directory Is Still the Source of Truth
AI Admin APIs Are Here—But Your Directory Is Still the Source of Truth
2026-07-23

New AI admin APIs can automate access and spend controls, but reliable governance still starts with authoritative directory data and clear ownership.

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