Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
How to extract data, blocks from blockcain stored on local disk drive, and acquire it through some usual data transfer chanel (eg. JSON) in other application?
Run a local daemon, and then use the daemon RPC API to query it for blocks:
Required, but never shown