cavo789 🐳
@avonture.be
Markdown, WSL and Docker lover ~ PHP developer ~ Insatiable curious.
👉 https://www.avonture.be
👉 https://www.avonture.be
What could be easier when connecting to a server than typing 'ssh my_server' and tadaaaa, you're in, navigating directories, or managing files? Before #SSH, FTP was a slow, manual chore. Now, I stay in my #Linux console, connect instantly via SSH keys, and enjoy total bash comfort. #Planethoster
How to connect to your hosting server using SSH | Christophe Avonture
How to connect to your hosting server using SSH
www.avonture.be
December 29, 2025 at 8:14 AM
What could be easier when connecting to a server than typing 'ssh my_server' and tadaaaa, you're in, navigating directories, or managing files? Before #SSH, FTP was a slow, manual chore. Now, I stay in my #Linux console, connect instantly via SSH keys, and enjoy total bash comfort. #Planethoster
“Autopsy of a binary crime”
Investigation (and solution) when you have two #Docker containers; one needs to connect to the first and it doesn't work.
Investigation (and solution) when you have two #Docker containers; one needs to connect to the first and it doesn't work.
Troubleshooting for Docker containers - Accessing the other one | Christophe Avonture
Troubleshoot Docker container networking - test ports, DNS, and fix proxy issues so one container can reliably call another API on the same network.
www.avonture.be
December 22, 2025 at 8:28 AM
“Autopsy of a binary crime”
Investigation (and solution) when you have two #Docker containers; one needs to connect to the first and it doesn't work.
Investigation (and solution) when you have two #Docker containers; one needs to connect to the first and it doesn't work.
In my new article, I discuss a range of technologies for creating #reveal.js-style slideshows.
I suggest creating a #Quarto-based #devcontainer #docker that allows you to write your presentations with little use of the mouse. Bye #PowerPoint!
Here an example of such slideshows: docker.avonture.be
I suggest creating a #Quarto-based #devcontainer #docker that allows you to write your presentations with little use of the mouse. Bye #PowerPoint!
Here an example of such slideshows: docker.avonture.be
Level Up Your Presentations with Quarto, reveal.js, Decktape, Docker and DevContainers | Christophe Avonture
Create reveal.js slideshow with Quarto, Decktape, Docker and DevContainers. Write your content in Markdown. Export as HTML and PDF (thanks to Decktape)
www.avonture.be
December 15, 2025 at 6:49 AM
In my new article, I discuss a range of technologies for creating #reveal.js-style slideshows.
I suggest creating a #Quarto-based #devcontainer #docker that allows you to write your presentations with little use of the mouse. Bye #PowerPoint!
Here an example of such slideshows: docker.avonture.be
I suggest creating a #Quarto-based #devcontainer #docker that allows you to write your presentations with little use of the mouse. Bye #PowerPoint!
Here an example of such slideshows: docker.avonture.be
In my new article, let's optimize the basic #Docusaurus rss.xml for content aggregators. The default output often lacks the header image, full content, author and language tag. We'll enhance the file to ensure a richer user experience in newsreaders.
Best Practice - Customizing the Docusaurus RSS Feed for Full Content & Images | Christophe Avonture
Upgrade your Docusaurus blog's RSS file. Write a plugin to disable the basic feed and include full article content, images and enhanced metadata for better readers.
www.avonture.be
December 7, 2025 at 8:37 AM
In my new article, let's optimize the basic #Docusaurus rss.xml for content aggregators. The default output often lacks the header image, full content, author and language tag. We'll enhance the file to ensure a richer user experience in newsreaders.
Unless you live on another planet, you too have seen the flood of information about #Zorin OS, which claims to replace Windows 10. Tested and approved.
It is easy to install, and the interface is so similar to Windows that even grandma should be able to use it successfully.
It is easy to install, and the interface is so similar to Windows that even grandma should be able to use it successfully.
Discovering Zorin | Christophe Avonture
Trying a new OS? Zorin OS 18 is a Linux distribution based on Ubuntu, perfect for switching from Windows. Easy install, familiar interface, and great compatibility!
www.avonture.be
December 1, 2025 at 9:03 AM
Unless you live on another planet, you too have seen the flood of information about #Zorin OS, which claims to replace Windows 10. Tested and approved.
It is easy to install, and the interface is so similar to Windows that even grandma should be able to use it successfully.
It is easy to install, and the interface is so similar to Windows that even grandma should be able to use it successfully.
Absolutely essential for any self-respecting geek: how to inject ASCII art into the source code of each #Docusaurus page.
Let's see how to create a #plugin that will be called by Docusaurus while rendering the HTML version of your site.
Let's see how to create a #plugin that will be called by Docusaurus while rendering the HTML version of your site.
Inject ASCII Art in any HTML pages rendered by Docusaurus | Christophe Avonture
Inject an ASCII-art banner into every generated Docusaurus HTML page using a lightweight postBuild plugin. Appears in page source or can be rendered visibly.
www.avonture.be
November 23, 2025 at 8:28 AM
Absolutely essential for any self-respecting geek: how to inject ASCII art into the source code of each #Docusaurus page.
Let's see how to create a #plugin that will be called by Docusaurus while rendering the HTML version of your site.
Let's see how to create a #plugin that will be called by Docusaurus while rendering the HTML version of your site.
New ReactJS component for #Docusaurus that allows you to display a changelog (latest changes) on articles.
Showing the changelog of your post | Christophe Avonture
Showing the changelog of your post
www.avonture.be
November 18, 2025 at 9:02 AM
New ReactJS component for #Docusaurus that allows you to display a changelog (latest changes) on articles.
I've added a /src/data/series.js metadata to my series #Docusaurus component to be able to provide a description and a custom image to a series.
www.avonture.be/series/
www.avonture.be/series/
All articles series | Christophe Avonture
Discover our collections of articles organized by theme.
www.avonture.be
November 15, 2025 at 8:05 AM
I've added a /src/data/series.js metadata to my series #Docusaurus component to be able to provide a description and a custom image to a series.
www.avonture.be/series/
www.avonture.be/series/
How I did to refactor my #Docusaurus blog using #Docker to setup a fast production image and a development one (using #VScode #DevContainer), enabling an editable environment with pre-loaded extensions and tools like #LanguageTool for content quality checks, #cspell or #markdownlint.
Running Docusaurus using Docker | Christophe Avonture
Streamline Docusaurus blog development! Build a single Docker image for production and use VS Code Dev Containers for consistent, fast, and isolated editing.
www.avonture.be
November 11, 2025 at 1:57 PM
How I did to refactor my #Docusaurus blog using #Docker to setup a fast production image and a development one (using #VScode #DevContainer), enabling an editable environment with pre-loaded extensions and tools like #LanguageTool for content quality checks, #cspell or #markdownlint.
I have updated the image of my #Docusaurus blog on #Docker Hub.
If you want to try it out: in a DOS or Linux console, run “docker pull cavo789/blog” then “docker run -d -p 443:443 --name blog cavo789/blog.” Wait a few. Open a browser and go to localhost, and voilà, my blog is running offline. 🐋🐋
If you want to try it out: in a DOS or Linux console, run “docker pull cavo789/blog” then “docker run -d -p 443:443 --name blog cavo789/blog.” Wait a few. Open a browser and go to localhost, and voilà, my blog is running offline. 🐋🐋
hub.docker.com
November 10, 2025 at 5:10 PM
I have updated the image of my #Docusaurus blog on #Docker Hub.
If you want to try it out: in a DOS or Linux console, run “docker pull cavo789/blog” then “docker run -d -p 443:443 --name blog cavo789/blog.” Wait a few. Open a browser and go to localhost, and voilà, my blog is running offline. 🐋🐋
If you want to try it out: in a DOS or Linux console, run “docker pull cavo789/blog” then “docker run -d -p 443:443 --name blog cavo789/blog.” Wait a few. Open a browser and go to localhost, and voilà, my blog is running offline. 🐋🐋
Let's see how to create a static website using #VSCode and #Docker. The #devcontainer will be based on an image of the #Quarto software.
Everything will be preconfigured so that all you have to do is write your website from VSCode, and hot reload will allow you to see the changes in real time.
Everything will be preconfigured so that all you have to do is write your website from VSCode, and hot reload will allow you to see the changes in real time.
Make your Quarto project Devcontainer-Ready — No More Setup Headaches | Christophe Avonture
Convert any Quarto project into a fully portable, VSCode-powered devcontainer in minutes.
www.avonture.be
November 3, 2025 at 7:20 AM
Let's see how to create a static website using #VSCode and #Docker. The #devcontainer will be based on an image of the #Quarto software.
Everything will be preconfigured so that all you have to do is write your website from VSCode, and hot reload will allow you to see the changes in real time.
Everything will be preconfigured so that all you have to do is write your website from VSCode, and hot reload will allow you to see the changes in real time.
In the professional world, there are still #MSAccess databases everywhere, created by business users with little or no technical skills. The last time I was called in to help because the database was slow and under-optimized, I created a tutorial to enable users to optimize their other databases.
How to optimize an existing MS Access database | Christophe Avonture
Speed up your slow Microsoft Access database with this step-by-step optimization guide. Learn to improve table structure, use indexes, optimize queries, and compact your database for better performanc...
www.avonture.be
November 1, 2025 at 9:03 AM
In the professional world, there are still #MSAccess databases everywhere, created by business users with little or no technical skills. The last time I was called in to help because the database was slow and under-optimized, I created a tutorial to enable users to optimize their other databases.
If you are or have been a #VBA programmer for Excel, here is a script that allows you to extract the code from modules as text files. The idea is to take a backup and send them to #GitHub, for example, for code versioning.
MS Excel - Get the list of references used in your modules | Christophe Avonture
MS Excel - Get the list of references used in your modules
www.avonture.be
October 27, 2025 at 8:36 AM
#CaesiumCLT is a Linux batch image optimization program. For my part, I foolishly used the png format to take screenshots, which were then included in my articles. Compressing and saving them in #webp format without any loss of quality resulted in a 90% gain in file size—huge!
CaesiumCLT – Effortlessly compress your images right on your device | Christophe Avonture
Fast and efficient lossy/lossless image compression tool
www.avonture.be
October 20, 2025 at 6:34 AM
#CaesiumCLT is a Linux batch image optimization program. For my part, I foolishly used the png format to take screenshots, which were then included in my articles. Compressing and saving them in #webp format without any loss of quality resulted in a 90% gain in file size—huge!
How should you structure your program to have a #Docker image for production and, when working locally, extend it with development tools (#devcontainer)?
In this article, let's see how to proceed. One image for the deployment and, locally, using VSCode and the devcontainer feature.
In this article, let's see how to proceed. One image for the deployment and, locally, using VSCode and the devcontainer feature.
One Docker Image for Production and Devcontainers - The Clean Way | Christophe Avonture
Learn how to design a Docker setup that delivers a secure, minimal production image while enabling effortless local development through VS Code Devcontainers with clean overrides and environment isola...
www.avonture.be
October 13, 2025 at 6:12 AM
How should you structure your program to have a #Docker image for production and, when working locally, extend it with development tools (#devcontainer)?
In this article, let's see how to proceed. One image for the deployment and, locally, using VSCode and the devcontainer feature.
In this article, let's see how to proceed. One image for the deployment and, locally, using VSCode and the devcontainer feature.
Can tasks be executed in parallel using a #linux #bash script? Yes! You can launch multiple processes, wait for them to finish, and start new ones. When you need to manage thousands of input files to, f.i., check data quality, process them, download them somewhere, this tip will boost your script.
Linux - Take advantage of the number of CPUs you have; start concurrent jobs | Christophe Avonture
Optimize your Bash scripts! Learn how to run concurrent jobs and leverage all your CPU cores using process IDs (pids), wait, and nproc to dramatically reduce execution time.
www.avonture.be
October 10, 2025 at 6:14 AM
How to write a #progressbar in a #bash shell? In my use case, I need to download and process one or more zip, they'll contains one or till thousands of csv files. How to show the progression to the user? With a progress bar for sure; even in a #linux script.
Linux - Using a progression bar in your script | Christophe Avonture
Add a visual progression bar to your Bash scripts on Linux. This guide shows you how to easily implement a progress bar to track concurrent jobs, visualize progress, and improve your terminal user int...
www.avonture.be
October 10, 2025 at 6:10 AM
How to write a #progressbar in a #bash shell? In my use case, I need to download and process one or more zip, they'll contains one or till thousands of csv files. How to show the progression to the user? With a progress bar for sure; even in a #linux script.
When you launch several different tools with #Docker, you get several independent containers, meaning that with the Docker Desktop tool, you see them as if they were "files" (easy comparison). In my case, I like to group them by “folder”: my ‘tools’ in a “tools” folder. Can this be done with Docker?
Docker - How to group containers together | Christophe Avonture
Learn how to organize Docker containers into logical groups using compose.yaml for a cleaner workflow.
www.avonture.be
October 10, 2025 at 6:07 AM
When you launch several different tools with #Docker, you get several independent containers, meaning that with the Docker Desktop tool, you see them as if they were "files" (easy comparison). In my case, I like to group them by “folder”: my ‘tools’ in a “tools” folder. Can this be done with Docker?
When a #Docusaurus technical blog post was written a year or more ago, perhaps some things are no longer entirely relevant; versions may have changed, a particular tool may generate a deprecation notice, or something else may have happened.
Let's display a banner to inform the reader.
Let's display a banner to inform the reader.
A Docusaurus component that alerts readers the article is over a year old | Christophe Avonture
Displays a warning banner when the page content is over a year old
www.avonture.be
October 3, 2025 at 7:20 AM
When a #Docusaurus technical blog post was written a year or more ago, perhaps some things are no longer entirely relevant; versions may have changed, a particular tool may generate a deprecation notice, or something else may have happened.
Let's display a banner to inform the reader.
Let's display a banner to inform the reader.
Over the last few days, I've redone all the images on my blog using Google Nano Banana, where you can upload one or more images, ask it to isolate one or more characters, include one or more logos, etc. and generate a new image that uses the same style as the others. In short, it's incredibly easy.
How I used Google Gemini Nano Banana on my blog | Christophe Avonture
How I used Google Gemini Nano Banana on my blog
www.avonture.be
September 29, 2025 at 6:06 AM
Over the last few days, I've redone all the images on my blog using Google Nano Banana, where you can upload one or more images, ask it to isolate one or more characters, include one or more logos, etc. and generate a new image that uses the same style as the others. In short, it's incredibly easy.
Learn how to start a HTML site with #Docker in just one CLI. Even using MS-DOS.
Running a HTML site in seconds using Docker | Christophe Avonture
Running a HTML site in seconds using Docker
www.avonture.be
September 29, 2025 at 6:04 AM
Learn how to start a HTML site with #Docker in just one CLI. Even using MS-DOS.
#Docusaurus Build a dynamic #Snippet component that auto-updates code from your source files, ensuring your articles are always current and impactful.
Thanks to @docuxlab.com for his LogoIcon component.
Thanks to @docuxlab.com for his LogoIcon component.
A component for showing code snippets in a Docusaurus blog | Christophe Avonture
Learn how to build a custom React component to embed dynamic code snippets in your Docusaurus blog for a more interactive reader experience.
www.avonture.be
September 24, 2025 at 6:15 AM
#Docusaurus Build a dynamic #Snippet component that auto-updates code from your source files, ensuring your articles are always current and impactful.
Thanks to @docuxlab.com for his LogoIcon component.
Thanks to @docuxlab.com for his LogoIcon component.
Creation of a #Docusaurus plugin to perform Search&Replace, i.e., during the HTML code generation phase of the site, replace certain defined values with another string of characters.
One could imagine a snippets-type use case for this i.e. you put things like $CLIENT_ID$ and replace it on-the-fly.
One could imagine a snippets-type use case for this i.e. you put things like $CLIENT_ID$ and replace it on-the-fly.
Creating a search&replace plugin for Docusaurus | Christophe Avonture
Creating a search&replace plugin for Docusaurus
www.avonture.be
September 18, 2025 at 6:17 AM
Creation of a #Docusaurus plugin to perform Search&Replace, i.e., during the HTML code generation phase of the site, replace certain defined values with another string of characters.
One could imagine a snippets-type use case for this i.e. you put things like $CLIENT_ID$ and replace it on-the-fly.
One could imagine a snippets-type use case for this i.e. you put things like $CLIENT_ID$ and replace it on-the-fly.
Updating my #Docusaurus tips article by adding a chapter about the #Highlight React component.
Some tips and tricks when written articles for Docusaurus | Christophe Avonture
Some tips and tricks when written articles for Docusaurus
www.avonture.be
September 13, 2025 at 5:57 PM
Updating my #Docusaurus tips article by adding a chapter about the #Highlight React component.
Adding a #ScrollToTopButton feature on my #Docusaurus website.
Now, a nice meerkat will be displayed during the vertical scroll on long articles. Just click on it and you'll jump back to the top with a smooth animation.
React component created by @docuxlab.com
Now, a nice meerkat will be displayed during the vertical scroll on long articles. Just click on it and you'll jump back to the top with a smooth animation.
React component created by @docuxlab.com
Providing a go to the top button in Docusaurus posts | Christophe Avonture
Providing a go to the top button in Docusaurus posts
www.avonture.be
September 12, 2025 at 3:22 PM
Adding a #ScrollToTopButton feature on my #Docusaurus website.
Now, a nice meerkat will be displayed during the vertical scroll on long articles. Just click on it and you'll jump back to the top with a smooth animation.
React component created by @docuxlab.com
Now, a nice meerkat will be displayed during the vertical scroll on long articles. Just click on it and you'll jump back to the top with a smooth animation.
React component created by @docuxlab.com