How to Reload Caddy Configuration Without Breaking All Your Sites

Here is a workaround to update Caddy configurations in a Docker container without have one bad config break all sites served.… »

How to Copy Your Raspberry Pi to a new SD Card

Cloning a Raspberry Pi SD card has a lot of pitfalls, for instance when the copy won't fit on a new card of the same size. Here are some hands-on tips.… »

Ripping and Encoding DVDs with MakeMKV

(tl;dr - just show me how to rip DVDs with MakeMKV) I don't buy a lot of movies anymore. Basically everything I want to watch is on one of the big streaming services, and that comes with both convenience (mobile apps, subtitles, correct naming) and sound morals compared to… »

Presence Detection with Unifi

The more you dabble with home automation, the more you realize how nice it would be to be able to keep track of when members of the household come and go. Things like automatically turning on a few lights when you come home late, or knowing that your kids got… »

Setting up Dell OpenManage on a server running Ubuntu

I have a couple of left-over Dell servers from work running in my basement. Installing Ubuntu on them was actually quite easy and they run just fine - the biggest challenge on all of them was getting them to boot from a bootable USB memory (lot's of tinkering in BIOS… »

Setting up a RethinkDB cluster in Docker

I really like RethinkDB, and after a time of shaky waters they have no joined the Linux Foundation and we're hoping for a stable future. One of the big selling points of RethinkDB is how easy it is to set up a cluster of servers. Basically you do it like… »

Accessing a SMB host over SSH on a Mac

SSH is a fantastic application. If you have SSH access to a server, you can use it as a VPN to access non-public services on the remote machine or any other on the network the remote machine has access to. The format for an SSH tunnel is this: $:>ssh user@… »

Leveraging browser caching with Caddy

To get the maximum performance from your site, you need to make the user's browser cache your site. Google Pagespeed and tools like it complain a lot when that doesn't happen. To activate browser caching, set appropriate headers. There are basically three methods to choose from: * Cache-Control * Expires * Etag Expires… »

How to not get hacked

There's a lot of talk about people being hacked, especially on social media. In Sweden, SVT (Swedish PBS) even made a series about it called Dold (Hidden). They had some good advice about passwords - like don't use the same everywhere. They also had some questionable ones - like change… »

Shrink your virtual hard drive file in Docker for MacOS

I really like Docker for MacOS. Not having to explicitly run a virtual machine acting as your Docker host saves a lot of time and headaches. However, Docker for MacOS is still doing just that - running a virtual machine that is your Docker host. And as with all virtual… »

Zeit - a nice scheduler for Node.js

At one point or another you want to stuff in your code to happen at intervals. The requirements usually vary - it could be at fixed points in time, once every day, a fixed number of times, a regular interval between starts, a regular intervals between the last finish and… »

Make Array.forEach synchronous even with an asynchronous body

Array iterators in JavaScript are beautiful things, if you don't know about them read up on them here. Array.forEach is handy for doing something to each item in an array synchronously and in order. So when forEach returns you can be sure that "something" was done to every item… »

How to get Wordpress working with HTTPS behind a reverse proxy

"I am Anders, I am a PHP user." Support group: "Hi Anders!" In my last post I described how to get HTTP/2 working with Caddy. Now I'm going to tell you how to get a Wordpress blog working behind it. Caddy is called a reverse proxy since it handles… »

How to use Caddy to get HTTP/2 support in Rancher

After having used Tutum and Docker Cloud for my hobby projects I've now switched to Rancher. It's basically the same thing as Docker Cloud, but it's self hosted and gives you better control (and a lower price tag). For those that don't know, Rancher is a Docker orchestration tool handling… »

json-server: npm package to mock a JSON REST API

What comes first - the front-end chicken or the API egg? Well, with the npm package json-server you can mock the egg to be able to develop your chicken independently. What json-server does is expose a static json file as a REST API, complete with routes for single items, POSTing… »

Two Nifty iPhone Apps for Google Analytics

As a developer you often want to keep track of your services statistics. Up until now there has been no official app for Google Analytics for iOS, but Google has finally released one: It's free on Itunes. Google Antalytics on Itunes, free As a bonus, there's also an app that… »

Closure: My new Superhero

His power: to always know what "this" is.… »

Managing Users in Self-Hosted Drone.IO 0.2.0

There is a bug in user handling the current release (0.2.0) of open-source Drone.IO. The only way of adding users to you Drone server (except yourself - that you add in the install process) is by inviting them via email. Problem is that the invitation emails lead… »

Host Your Own Continuous Integration Server with Drone

Drone.io is an excellent build and deployment server for modern web applications built (supports Nodejs, Go, PHP, C, Scala and many others). It's integrated with Github and Bitbucket, so with a simple push you can have your repository automatically built, tested and deployed. Drone has a hosted service that's… »

Three Ways of Dealing with CORS

What is CORS and why do we need it? AJAX has been popular for over 10 years now, and is a part of almost any web site that is anything more than a static display case for a digital brochure. Requests from in-page script languages such as JavaScript have to… »