Home > Uncategorized > Things I Learned in September

Things I Learned in September


  1. Wine is stored on its side to keep the cork moist so it doesn’t shrink and let in oxygen which ruins the flavor.
  2. Rails gems: versionistdoorkeeper
  3. http://www.devswag.com/
    1. MooTools : periodical function
  4. Signed up for Hosted Chef
    1. Rails gem: http://brakemanscanner.org/
  5. Started using AWS Free Usage Tier with Hosted Chef
    1. Ant Tasks: include and import
    2. ember.js
  6. Created my first Chef Cookbook
  7. PL/SQL – Turn a list of numbers into a table:
    create type number_tab as table of number; 
    SELECT column_value AS my_id FROM TABLE(number_tab(1, 2, 3, 4, 5, 6));
    1. Oracle Error
      • Error: A Partition Maintenance Operation (PMOP) has been performed on the materialized view, and no materialized view supports fast refresh after container table PMOPs.
      • Solution:  dbms_mview.refresh(‘my_mview’, ‘C‘);
  8. Learned the differences between coffee, espresso, cappuccino, and latte. Also learned how they do Latte Art, which is now on my list to conquer.
  9. Ruby: Details on exit, exit!, at_exit
  10. Learned a lot about RSpec internals (matchers, use of method_missing, mocks/stubs), the features shared_examples_for, it _behaves_like, expect{}.to change, and explicit vs implicit subject().
  11. SQL*Loader Conventional vs Direct Path Loading.
  12. YouTube query string parameter to start video at a certain time.: Ex. t=7s and t=2m7s
  13. PL/SQL can pass parameters by reference or value.
  14. How to use RSpec with Rails Views (render, rendered, contain, assign) and Controllers (mock_model, stub_model).
  15. How to setup Autotest with RSpec using Bundler and Autotest with Cucumber.
  16. How to integrate Twitter’s Bootstrap project with Rails using bootstrap-sass.
  17. Learned about Rosetta Stones new TOTALe program and tried out the demo.
  18. Vapiano gives out gummy candy instead of mints as you walk out.
  19. vim file +100 – Jump directly to line 100
    1. vim -O file1 file2 – Opens files side by side
  20. Check load average on Unix: cat /proc/loadavg
    1. https://flowdock.com/
    2. https://github.com/fabpot/Goutte
  21. Test::Unit : ruby some_test.rb -n test_specific_method
  22. Incorporated HAML into an existing Rails application using haml-rails gem.
  23. Learned how to assemble several different items from Ikea. I have a brand new standing desk!
  24. http://mmonit.com/monit/
    1. Since PHP/PDO can’t return custom Oracle types. Use XMLTYPE to convert the type to a string so you can test against it:
      SELECT XMLTYPE(get_custom_type()) as xml_string from dual;
  25. https://www.ruby-toolbox.com/
  26. Goats have square pupils.  Nutmeg is poisonous. My Proof
  27. https://www.coursera.org/
    1. Show *nix port usage (I’ve learned this probably 10x but still have to look it up each time): netstat -lpnt
  28. Learned that suhosin.session.cryptkey is determined by docroot and can be different on each vhost (unless specifically set). This caused session replication between servers to fail since data was being encrypted with two different keys.
  29. Google: do a barrel roll
  30. Learned there are a number of people speculating on the Iraqi Dinar as an investment opportunity.  I’m not one of them.
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