aharpole

Want to get Evernote's attention about the fact that its app has awful performance and point out an easy fix? Paste the following test into a support ticket of the type "bug report".

Your iOS app hangs at the drop of a hat. Though I'm sure there are tons of things that are causing the performance of the app to not be that good, the most egregious offender here is the fact that you appear to do all of your loading and synchronization in the main thread of execution of the app.

When you perform long running blocking operations (like syncing notes) in the main thread, the application is unusable to the user (i.e. it hangs). Furthermore, you make poor use of modern dual-core iPhones and iPads by not multithreading. 

Please, for the love of all that is sacred, do your data synchronization on a secondary thread so that when I open the app, I can immediately get to doing what I want to do. 

There may be some parts of this process that might have to be blocking (like updating the UITableView of notes, for instanc

aharpole

  ActiveRecord::Base.transaction do
    PlaylistSong.delete(playlist_id:params[:playlist_id])
    #<create the new PlaylistSong objects
  end

aharpole

def do_error_prone_thing
  begin
    toss_peanut_and_try_catching_it_in_your_mouth
  rescue PeanutNotCaught => e
    casually_pretend_it_did_not_happen
  end
end

aharpole

def do_error_prone_thing
  toss_peanut_and_try_catching_it_in_your_mouth
rescue PeanutNotCaught => e
  casually_pretend_it_did_not_happen
end

aharpole

<a href="mailto:[email protected][email protected]&subject=$1">Give Aaron some MONAY</a>

aharpole

git commit —allow-empty -m 'Look ma, no diffs!'

aharpole

select * from forum_topics where forum_id=42 order by (sticky_topic=true) desc

aharpole

def has_cookie?
  true
end

aharpole

thing.should have_cookie

aharpole

require "minitest/autorun"

#To run the test, make sure you have the minitest gem installed and just type ruby test_missing_integer.rb at the prompt
#after downloading this file.

#To submit the exercise, put the code into a gist and share with us.

#this method takes an array with 99 elements. The elements are the integers 1 through 100, but one is missing. 
#The elements aren't sorted in any particular order. 
#This method returns the number that's missing.