X Signal
X Anything that can spontaneously happen in the real world.
-3. How to write a modern event-loop.
+3. How to write a modern event-loop (reactor style).
X kernel facilities (poll, select, etc.)
-4. List of already-built event loops.
-- EV
-- Glib
+4. List of already-built reactors.
+X EV
+X Glib
+X ...
5. Event-driven programming in Perl
-- POE
- AnyEvent
- IO::Async
- Mojo::IOLoop
+- POE
6. Special considerations
-- Exceptions in event-driven code.
-- SIGPIPE, EPIPE - might have more to do with long-lived processes rather than
+X Exceptions in event-driven code.
+X SIGPIPE, EPIPE - might have more to do with long-lived processes rather than
just event-driven programming, but still something to watch out for...
-- You should almost always check the return code of your syscalls to see if they succeeded or not.
+X You should almost always check the return code of your syscalls to see if they succeeded or not.
7. Promises:
-- Future
-- Future::AsyncAwait
-- Future::Utils
+X Future
+X Future::AsyncAwait
+X Future::Utils
8. Real-world uses for event-driven applications:
- Webhooks
demultiplex them, delivering them to appropriate handlers.
- C10k problem
- EDA (event-driven architecture)
-- Benefits of Event-driven
-- How to debug event-driven code.
+X Benefits of Event-driven
+X How to debug event-driven code.
Traditional programs:
- CGI - web server calls your program, and your program does its thing and
finishes.
-- filters - grep, less, sed, etc. Like a function, the program takes its input
+X filters - grep, less, sed, etc. Like a function, the program takes its input
and produces some output.
Perl features: