- Ruby Gotcha: Extending non-existent class displays confusing error message
class Foo < DontExist
it “works” do
uninitialized constant Foo (NameError)
very confusing to say the least. I would have expected the NameError to show that DontExist didn’t exist.
- Recommended MySQL master-slave gem?
We want to set up our database in a master-slave setup and would like to know what gem is currently recommended.
Answer according to Palermo: Don’t use MySQL master-slave
- Experiences running Redis in Master/Slave setup?
Our client wants to run Redis with a Master/Slave setup. Has anyone ever done this? What experiences did you make?
Answer according to Davis:
There are 2 options, Redis Cluster which is complete vaporware and Redis Sentinel which is recently released. TLDR: Redis Sentinel
- Google offers MySQL cloudy cloud
MySQL in the Google Cloud – Now you can use Google App Engine without being stuck with a key-value data store.