Onepager: testify test suite

stretchr: testify… … is used in many projects, minimal for assertions, but also it is really useful for mocks and testsuites https://github.com/stretchr/testify Even when the README contains all information, this is my one-pager to quickstart start a new testfile type ToTestTestSuite struct { suite.Suite } func (s *ToTestTestSuite) SetupTest() {} func (s *ToTestTestSuite) AfterTest() {} func (s *ToTestTestSuite) BeforeTest(suiteName, testName string) {} func (s *ToTestTestSuite) TearDownTest() {} type DependencyMock struct { mock....

installing ebiten on fedora

Update: i also found the dependency list on the ebiten wiki: https://github.com/hajimehoshi/ebiten/wiki/Linux#fedora Second: and it is now found on the new website https://ebiten.org/install.html#Fedora a few weeks after i ported Impact.js to the modern world (some writing about this adventure will follow), i found another interesting engine, this time written in go. the engine is called ebiten and has a pretty low-level api, but compiles to all desktop and mobile platforms - so i want to give it a try...

@tobi: golang alpine image with cgo for sqlite3

Picking up go is a lot of fun! So does a few of my colleagues :-) Tobi M. (“the destroyer”) asked if i have a solution to run a golang docker image with the go-sqlite3 driver I remembered to had the same problem, so after my post about really small docker images, lets add a few more bytes! the solution This solution is not my own, i found and tried other solutions but stayed with this Dockerfile on github...

building go binaries for small docker images

building docker images with go should be super easy - picking a minimal image (in my case I build from alpine), build the binary, ADD to the image, run… the problem your app is not starting, instead you see something like this standard_init_linux.go:195: exec user process caused "no such file or directory" cause: several modules are calling C code via cgo, and cgo depends on libc. Go found libc on the system it was build on, so it linked to it....

GIF Tools

const go = new Go(); WebAssembly.instantiateStreaming(fetch("demos/wasm/main.wasm"), go.importObject).then((result) = { go.run(result.instance); }); This is a small online tool where you can “upload” multiple gifs to concatinate all gifs to one (no drag & drop, just select one after another). The cool thing: nothing is uploaded to a server, everything is handled right in your browser! If you want to have a look in the network debugger: all requests are intercepted and answered “from ServiceWorker”...

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