Flatten a Docker container or image

Docker containers and respectively images can become fairly large. I recently worked with a Docker image which was over 7 GB big. However, it is pretty easy to flatten an image at the end. Difference between save and export As I described in my last post (http://tuhrig.de/difference-between-save-and-export-in-docker), there are two ways to persist a Docker […]

Difference between save and export in Docker

I recently played around with Docker, an application container and virtualization‎ technology for Linux. It was pretty cool and I was able to create Docker images and containers within a couple of minutes. Everything was working right out of the box! At the end of my day I wanted to persist my work. I stumbled […]

3 ways of installing Oracle XE 11g on Ubuntu

During the last few days I struggled with installing Oracle XE 11g on an Ubuntu VM. And with “the last few days” I mean “the last few weeks”. Sad, but true. Here is what I learned about installing Oracle XE 11g on Ubuntu. But please note that I am not a Linux specialist nor an […]

Show next image by clicking images in NextGEN Gallery V2.0.40

Last year I posted two modifications for the WordPress plugin NextGen Gallery and its Thickbox and Shutter effect (here is the old one for Thickbox and the old one for Shutter). The modification makes it possible to click on the current image to go forward to the next image. To close the slideshow you can […]