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    Category: Development

    Sharpen your skills with tips and examples for software development on Mac, from coding to design.

Blog posts

Enlarged Screenshot portion of Security & Privacy System Setting and «Allow applications from Anywhere» menu highlighted

Allow downloaded Apps to Open in macOS Tahoe: «App is Damaged and can’t be Opened»

Two solutions to circumvent the Application Quarantine in macOS, which prevents you from using downloaded Apps…

Oliver 25. August 2025
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Screenshot showing a custom «Hello World»-message in the macOS Notification Center

Trigger customized Notifications from the macOS Terminal and Scripts 🔔

A hidden AppleScript command line program allows you to to show individual Notifications.

Oliver 20. August 2025
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A macOS folder icon with a sparkling magic wand hovering over it

Make your own macOS Finder icons from any image

Using this script for the Terminal-App.

Oliver 16. September 2024
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Symbolic screenshot from macOS Finder and Keyboard Shortcut to toggle file & folder visibility

Quickly show/hide hidden files & folders in macOS

At the power of your fingertips: using a simple keyboard shortcut in Finder.

Oliver 1. July 2024
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Teaser image for the WordPress Plugin to overwrite HTML lang attributes

Change HTML lang & add alternate hreflang links to WordPress blogs

A lightweight WordPress Plugin to improve content SEO and Accessibility for blogs with posts in mixed languages.

Oliver 27. July 2023
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Background image for the macOS scripted setup blog post

macOS Scripted Setup – Version 1.1.0

New auto-installable Applications added & script setup improvements

Oliver 29. June 2023
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macOS High Sierra Terminal Icon

List all non UTF-8 encoded files in a directory

A shell command that recursively lists all files within a directory, which are not encoded as UTF-8.

[…]
Oliver 22. June 2023
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Blog post Teaser showing a snippet of the macOS scripted setup in the Mac Terminal

macOS Scripted Setup – say Goodbye to manual User settings & App installs

An easy adjustable open-source script that will save your precious time.

Oliver 2. May 2023
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Symbolic visualisation of the migration path from MAMP to Docker on macOS

Make the switch from MAMP to Docker: how to migrate existing web projects

Guide & examples for a successful transition for local web development on Mac.

Oliver 22. March 2023
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Docker on Mac Port error from daemon - Teaser image

Unblock Port 80 to fix Docker Mac error «bind: address already in use»

A local apache httpd service prevents Docker containers from starting.

Oliver 13. March 2023
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