Skip to main content
GrN.dk

Main navigation

  • Articles
  • Cases
  • Contact
  • Your Digital Project Manager
  • About Greg Nowak
  • Services
  • Portfolio
  • Container
    • Excel Freelancer
    • Kubuntu - tips and tricks
    • Linux Apache MySQL and PHP
    • News
    • Image Gallery
User account menu
  • Log in

Breadcrumb

  1. Home

Recent content

Debugging PHP: A Practical Workflow for Faster Fixes
2020-03-02

A practical PHP debugging workflow for teams: improve visibility, log safely, inspect variables, use Xdebug when logs are not enough, and clean up after fixes.

Best Video Editor kdenlive
2020-02-24

My favorite editor of all time is kdenlive.

Git Tips And Tricks
2020-02-20

When you want to clone into a non empty folder or directory (

SSH and Cpanel
2020-02-19

https://portal.

WordPress Custom Fields: A Practical Guide to Structured Content
2020-02-16

A practical guide to using WordPress custom fields for structured content, including native meta, ACF, custom post types, and REST-safe registration.

DIY Irrigation Timer and Valve System in Thailand: Build It for Flow and Service
2020-02-11

Cheap hose timers often choke real irrigation flow. This practical Thailand build guide covers valves, filtration, wiring, testing, and when to upgrade.

Adjust Screen Brightness Ubuntu 19.10 - 22.04
2020-02-11

Terminal: xrandr -q | grep " connected"

Importing CSV data
2020-01-29

File with text content.

Update Snaps Ubuntu
2019-12-27

https://askubuntu.com/questions/760823/how-can-i-upda

Redirect And Rewrite Notes
2019-11-26

Redirects with regular expressions

Reading Samsung Exfat K-Ubuntu 19.10
2019-11-17

When trying to read any exfat formatted SD card it suddenly was not recognised by my system, so I tried to upgrade from Kubuntu 18.10 to

Detect Date Format In R Project
2019-11-03

https://rdrr.io/cran/lubridate/src/R/guess.r

Encoding detection in R project
2019-11-03

The guess encoding (guess_encoding) function from the readr package is quite nice.

Libreoffice
2019-10-08

Libreoffice is an amazing free open source office suite for many different operating systems.

Secret Mushroom Marinade
2019-09-26

Vinegar (Ocet 5%): 

Cukru do smaku.

250 ML wody, 0,045 ML per ML wody

1 L wody 45 ML occu

Use a VPS as a Proxy Server with SSH Tunneling
2019-09-15

A VPS can act as a lightweight SOCKS proxy through SSH. Here is the current, safer setup, where it fits operationally, and what to check before teams rely on it.

Prestashop Notes
2019-08-27

Shipping

Magento Installation Notes
2019-08-26

https://devdocs.magento.com/guides/v2.3/install-gde/prere

Moving Drupal Blocks on Mobile: CSS, Regions, and Safer Tradeoffs
2019-06-28

A practical Drupal guide to reordering blocks on mobile with CSS, dedicated regions, and block placement rules without fragile breakpoint hacks.

HTML 5 Games
2019-06-03

Frameworks

    Pagination

    • First page
    • Previous page
    • …
    • Page 8
    • Page 9
    • Page 10
    • Page 11
    • Page 12
    • Page 13
    • Page 14
    • Page 15
    • Page 16
    • …
    • Next page
    • Last page

    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.

    More articles
    RSS feed

    GrN.dk web platforms, web optimization, data analysis, data handling and logistics.