Developer Challenge: 100 Lines or Less

Esri UK have recently announced the 100 lines or less developer challenge. If you’re a developer, or know someone that could be interested, there are some great prizes up for grabs!

Using the Esri ArcGIS API for JavaScript, the challenge is thinking about something creative and small enough to keep within the requirements of the competition. Those being - 100 Lines or beautified JavaScript code with a 100 character limit per line.

You can find out more information, rules and full terms and conditions at

Last day to submit your entry is the 23rd of April 2017. Good luck! 


Earlier this month, 40 participants entered Inmarsat's offices on Old Street roundabout to participate in GeoHackDay. GeoHackDay was an opportunity for developers, designers and idea makers to get together to help build software applications and/or hardware integrations to tackle real life problems. 

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