How to Create PDF Documents

Pure data is for computers and nerds like you and me. Anyone else likes nicely formatted reports. Go and a good PDF package can help.


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Processing spreadsheet data in Go

Your managers, all through the hierarchy, love circulating spreadsheets via email. (They simply don’t know better.) How to extract and analyze the relevant data from the daily mess? Go can help.


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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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