Blog

Europandas summit 2019

Last weekend we attended the first Europandas summit in London hosted by Oakam.  The schedule included an evening of talks on pandas and related topics as well as two full hack days on Saturday and Sunday. So on Friday the pandas enthusiasts assembled. The event was kicked off by the event organiser Marc Garcia, one of the …
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Dev team Hackday

Today was a hackday for the dev team that focussed on open-sourcing an internal library. We wanted to go through the steps of open-sourcing and make a (small) contribution back to the community. The library that we chose to open source was Flask-Auth0, a library that we use in our cloud infrastructure for securing web applications. Flask-Auth0 …
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A SlackLibrarian using Mendeley

  0 TL; DR Finding files and especially uploaded PDFs in Slack can be time consuming and lead to a lot of frustration. I build a small Slackbot that combines the Slack and Mendeley APIs to detect when a user has uploaded a PDF to Slack and prompt the user to tag and upload the PDF to …
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My summer internship at Sandtable

Over the course of this summer I spent 11 weeks as a Software Engineer intern at Sandtable. I had a wonderful time here and learned a lot from some very knowledgeable and friendly Engineers. We worked with Trello, which I am very fond of, to organize our tasks and had daily morning chats about what everyone …
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etcd3 leader election using Python

For a recent Sandtable hackathon, we built a prototype of a highly-available cluster (master-worker) framework. We decided to use etcd3 to store master state, for leader election, and implement a presence protocol. Etcd, developed by CoreOS, is a distributed, reliable key-value store written in Golang that implements the Raft consensus protocol. For leader election, we …
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Using SSL with gRPC in Python

(Edit (27/02/2018): For the latest code, see our repo.) We have recently started using gRPC at Sandtable and we really like it. gRPC is an HTTP/2 based open-source RPC framework released by Google in 2015. It uses Google's Protocol Buffers as the interface definition language and data serialisation format. gRPC can be used from a number of different languages, …
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