The hunt for a better Dockerfile

SourceTime to thank Dockerfiles for their service and send them on their wayFor why I don't think Dockerfiles are good enough anymore, click here. After writing about my dislike of Dockerfiles and what I think is a major regression in the tools Operations teams had to work with, I got…

How does FaceTime Work?

As an ex-pat living in Denmark, I use FaceTime audio a lot. Not only is it simple to use and reliable, but the sound quality is incredible. For those of you old enough to remember landlines, it reminds me of those but if you had a good headset. When we…

TIL Command to get memory usage by process in Linux

If like me you are constantly trying to figure out using a combination of ps and free to see what is eating all your memory, check this out: ps -eo size,pid,user,command --sort -size | \ awk '{ hr=$1/1024 ; printf("%13.2f Mb ",hr) } { for ( x=4 ; x&…

TIL docker-compose lies to you....

You, like me, might assume that when you write a docker-compose healthcheck, it does something useful with that information. So for instance you might add something like this to your docker-compose file: healthcheck: test: ["CMD", "curl", "-f", "-L", "http://localhost/website.…