Moving Docker container data
If you have created a container without specifying a volume, Docker will create one for you. If you later decide you’d rather have the container’s data somewhere else, you can… Read more »
Category: Uncategorized
Repairing a broken Postgres-BDR cluster
Postgres-BDR is an excellent multi-master replication clustering extension for PostgreSQL (https://www.2ndquadrant.com/en/resources/postgres-bdr-2ndquadrant/). We often use it for fault tolerant systems – its asynchronous and uncomplicated to set up (at least if… Read more »
Angular/REST/Java microservice architecture – step-by-step
To familiarize ourselves with all the technologies we will be using day-to-day, we wanted to create an application using as many of them as possible as an exercise. In this post we are going to outline the steps to recreate that application.
Struggles with WordPress on Docker
This blog was running on WordPress on a dedicated Ubuntu 14.04 VM host. When I tried to update the host to Ubuntu 16.04, I broke WordPress. Rather than trying to… Read more »
VMWare Clarity/Angular modal dialogs
The VMWare Clarity Design System documentation is a bit vague about how modal dialogs should be handled. The examples presented are not really appropriate for real-world applications, where dialogs need… Read more »
Letsencrypt in 15 minutes
I was looking for a simple way to use Let’s Encrypt to enable https for a web site and I found a Docker image nmarus/docker-haproxy-certbot which met my needs. Remember, Let’s Encrypt… Read more »
Backing up ESXi VMs with ghettoVCB
We’ve been using the free ESXi ghettoVCB backup utility for the last 5 years to backup about 150 VMs daily without a glitch. ghettoVCB snapshots the VM, copies away the… Read more »
Borg backup
Borg backup (https://github.com/borgbackup) is an open source backup tool which, in addition to the usual backup features like strong client-side encryption and compression, has several important characteristics which make it… Read more »
Update on my AmplifiHD wifi after two months
I’ve now had the AmplifiHD at home for two months – during that time it has worked perfectly – never had to intervene, no downtime, no problems whatsoever.