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For me, my favorite feature of Go is the static binary. I love compiling once and just dropping the binary into a container running the 2mb busybox image and having my app up and running. No pip, no dlls, no problem. However, this does come with a small price. If you want to dynamically extend your Go app at runtime with plugins your SOL. If you look at the internals of the database/sql package in
Docker is a large project that touches many different layers of the system. Everything from a REST api to low level filesystem and execution calls. Docker is also open source so where are all the awesome packages that make docker dock? Why do the docker developers not contribute back reusable packages that I can import in my own projects? Well we do and they are located in pkg. While working on do
Much has changed since my first Dockerfile best practices post. I'll leave the original post up for posterity and this post will include what has change and what you should do now. 1: Don't boot init Containers model processes not machines. Even if you think that you need to do this you are probably wrong. Next... 2: Trusted builds Even if you don't like the name it is an awesome feature. I have m
I have noticed that many people have a hard time understanding what volumes are and how to use them effectively. So what is a volume? A volume can be a directory that is located outside of the root filesystem of your container. This allows you to import this directory in other containers. You can also use volumes to mount directories from your host machine inside a container. # create a new volume
I have been asked a few times about my Go development environment. Because Go is still a very new language many people do not know where to start. Here are a few tools that I have in my Go toolbox. Tools GoCode - Code completion daemon. gofmt - Format your code godoc - Stdlib and third party documentation lint - linter for Go doc - Tool to search the docs via the cmd line gocov - Code coverage too
Dockerfiles provide a simple syntax for building images. The following are a few tips and tricks to help you get the most out of Dockerfiles. 1: Use the cache Each instruction in a Dockerfile commits the change into a new image which will then be used as the base of the next instruction. If an image exists with the same parent and instruction ( except for ADD ) docker will use the image instead of
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