How do I transparently cache data in intermediate stages of processing?

I am working with MATLAB on a model reduction algorithm. It is basically a data processing pipeline.

Good approach for hundreds of comsumers and big files

I have several files (nearly 1GB each) with data. Data is a string line.

Good approach for hundreds of comsumers and big files

I have several files (nearly 1GB each) with data. Data is a string line.

Good approach for hundreds of comsumers and big files

I have several files (nearly 1GB each) with data. Data is a string line.

Good approach for hundreds of comsumers and big files

I have several files (nearly 1GB each) with data. Data is a string line.

How to efficiently implement this background processing chain?

I am working on an audio software that uses The EchoNest web service to identify and retrieve metadata about audio songs and I would like to have some advice on implementing a background processing chain.

Using streams to connect programming languages

I’m trying to run a computation-heavy program that creates an image on a website. Is it possible to compute in C++ and have an output stream that connects to an input stream in Node.js to display an image, or alternatively, stream is to the user and display it through JavaScript?

How to decide if object should request or receive data?

Deciding whether an object should request data (by calling a function) or receive data (by having a function called from another object) is probably dependent on the exact situation. So how do I decide how to handle this?