The strategy pattern is all about being able to swap complex functionality in and out, without needing to change large amounts of code. This post summarises the strategy pattern in python. Formal, traditional design patterns are not found in python as often as in other languages such as C# or Java. It can still help… Read More »
Streaming data is an important part of modern data processing. If you are just starting out, and perhaps don’t yet work somewhere with access to a big data streaming infrastructure, it can be hard to know where to start. This post talks you through a simple wikipedia data stream example from the wikimedia documentation. Wikipedia… Read More »
This post works through a simple example of creating a GUI in python using Tkinter. The python tkinter example goes through some simple things that a GUI would need to do such as creating new windows, text input, and labels. This isn’t a tutorial as such, but instead I’ve tried to pick out a few… Read More »
The command pattern bundles functionality into an object which can be passed around. This way the object can be executed when needed as a well defined command. In a sense a ‘macro‘ is an implementation of the command pattern: it abstracts more complex functionality into a single command or series of commands. This post shows… Read More »
Pyspark brings together the analytical power and popularity of Python with the distributed-computing capability of Spark. In this post I show how you can use a docker container with pyspark and spark pre-loaded to let you play with pyspark in a Jupyter notebook, rather than having to configure your own spark cluster first. Use Jupyter… Read More »