Given a directed graph, check whether the graph contains a cycle or not. Your function should return complete cycle path if given graph contains at least one cycle, else return null. 312 more words

## Tags » Graphs

#### 2016 went by fast...here's some features you may have missed!

As last year came to a close, our policyIQ team was discussing all the new ways customers could now use our product – and we managed to surpass our expectations for the year! 566 more words

#### Dataviz of the week, 17/1/2017

These simple line charts are a lot of fun. Your task is to guess what happened to various stats during the Obama years. Then the truth is revealed. 198 more words

#### The Science of Disneyland: 'It's a Small World'

Second blog on a consistent theme! We’re doing well!

Thanks so much to everyone that read the last blog post on Main Street USA (If you want to read that, feel free to read that 2,738 more words

#### The wonks' charts are wearing people out

*This was originally posted on January 9, 2017 on Medium.*

The election of Donald Trump is testing those of us on the left in many ways. 588 more words

#### Depth First Search Graph Algorithm in Python

The graph is a data structure containing various nodes and interconnections between them. One of the fundamental operations in a graph is to traverse though every node from other nodes until all the nodes are visited. 431 more words