Clojure, Function, FP, Functional, java, jvm

1. 3 functions (agent, send, add-watch) functions
Fun with 4Clojure
@diego_pacheco

2. Yes, I’m a geek guy.
(And I like dinosaurs)
@diego_pacheco
diego-pacheco.blogspot.com
github.com/diegopacheco

3. Remember…
Respect The
REPL

4. Remember…
(NO enterprise java Bullshit PLEASE)

5. Agents
(reactive not autonomous: no imperative message loop and no blocking receive)
Refs Agents
Agents are…
coordinated independent
Data structures that
synchronous asynchronous is associated with a
pool of threads.
change of multiple locations change of individual locations
single storage location single storage location
mutation within a transaction mutation as a result of an action Async Functions
STM Integrated with STM
prevent shutdown

6. agent
What is the issue here ?

7. agent
What is the issue here ?
NONE

8. send
What is the issue here ?

9. send
What is the issue here ?
JVM blocks

10. add-watch
"[Agent Log] Key: :logger Agent: clojure.lang.Agent@da6bf4 old-value: 30 new-value: 31"
"[Agent Log] Key: :logger Agent: clojure.lang.Agent@da6bf4 old-value: 31 new-value: 32"

11. 4Clojure.com
+10 Problems Solved
+Share 3 Solutions

12. +30 Problems Solved

13. Solution 1

14. Solution 2

15. Solution 3

16. Recommended Books

17. (pr “Thanks All Folks”)
@diego_pacheco