-2
votes
0answers
18 views

How to feed live scores online in realtime

Is anyone know how services like scorespro.com collects and feeds the data in realtime ?. I'm not asking about the programming language(Node) or stuffs like websockets which they use obviously to ...
1
vote
1answer
50 views

Implementing Rules-type logic without a rules engine (like Drools)?

I have a system that must output decisions and alerts based on input read from a messaging queue. This system will hold state about all objects in memory and update this state based on input from the ...
0
votes
1answer
32 views

Backing up messages in S3 within a Storm topology

In my project we are trying to build up a KIND-of-a-lambda storm based architecture. The component would be responsible for indexing the site usage events so we expect a quite massive random load. The ...
1
vote
0answers
124 views

Which are the cons of a purely stream-based architecture against a Lambda architecture? [closed]

Disclaimer: I'm not a real-time architectures expert, I'd like only to throw a couple of personal considerations and evaluate what others would suggest or point out. Let's imagine we'd like to design ...
1
vote
3answers
653 views

Implementing chat in 2013

I played a bit with WebSockets and started to implement a tiny chat. Last time I did something like this was when there was no such thing as threads and computers had single core. I started to think ...