A DIY Dashboard with Grafana

If your code creates some stats to monitor, Grafana and the Grada package may come in handy.


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Go slices are not dynamic arrays

Go’s slices are cleverly designed. They provide the look-and-feel of truly dynamic arrays while being optimized for performance. However, not being aware of the slice mechanisms can bring you into trouble.


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goman - the missing man pages for Go binaries

Most Go binaries come without any man page. The tool goman fills this gap. If the corresponding project includes a decent README file (and most projects do), goman find this README file and displays it on the terminal.


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Controlling a Digispark board

The Digispark is perhaps as small as a microcontroller board for DIY electronics can get. This is a short writedown about my first experiences with controlling this board through Go code, using Gobot and LittleWire.


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Big Oh!

You worked hard to save a few CPU cycles in the central loop, but your code is still slow? Time to think about the time complexity of your algorithm.


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Text-Based User Interfaces

Want to equip your command-line application with a nice visual user interface? TUI libraries are here to help.


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Flow To Go

If you want to do Flow-Based Programming in Go, there are a couple of frameworks and libraries available. Or you simply do it with pure Go. After all, how difficult can it be?


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Get into the flow

In Flow-Based Programming, programs are modeled as data flowing between independent processing units. Who would not think of channels and goroutines as a natural analogy?


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TCP/IP Networking

Connecting two processes at TCP/IP level might seem scary at first, but in Go it is easier than one might think.


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Picturesque!

Let’s face it: Pictures taken with a smartphone usually aren’t quite like Ansel Adams masterpieces. But with a little post-processing, some of them might still reveal their true beauty. A couple of Go libraries can help.


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