I've designed a lot of RPC protocols in my career. One pattern that's worked well basically goes as follows:
// Client calls: print('Hello World\n')
-> [1, "print", "Hello World!\n"]
// Server sends return value (or lack of return vvalue)
<- [-1]
// Client calls: add(1, 2)
-> [2, "add", 1, 2]
2015-01-29 Unofficial Relay FAQ
Compilation of questions and answers about Relay from React.js Conf.
Disclaimer: I work on Relay at Facebook. Relay is a complex system on which we're iterating aggressively. I'll do my best here to provide accurate, useful answers, but the details are subject to change. I may also be wrong. Feedback and additional questions are welcome.
Relay is a new framework from Facebook that provides data-fetching functionality for React applications. It was announced at React.js Conf (January 2015).
| case object transaction { | |
| import java.sql.Connection | |
| def apply[T](query: => T):Option[T] = { | |
| val conn:Connection = play.db.DB.getConnection | |
| val auto:Boolean = conn.getAutoCommit | |
| try { | |
| conn.setAutoCommit(false) | |
| Some(query) | |
| } catch { |
