use a class instance variable instead of a class variable
Merge pull request #82 from tshieh/master

use a class instance variable instead of a class variable
Create snapshot_market_date

Example that gets snapshot-market-data via the IB-API. The »snapshot«-param in the RequestMarketData-event makes is very simple to collect EOD Data (OHCL).
Market-Data Subscription is required for stocks, options and futures.
Merge pull request #85 from topofocus/patch-1

Create snapshot_market_date
Update connection.rb

The »place« wrapper fails if the order is deleted in another thread. This results in a #<NoMethodError: undefined method `place' for nil:NilClass>, which can easily be avoided.
Alternativley a rescue-cause is possible, too.
Merge pull request #86 from topofocus/patch-2

Update connection.rb
Merge pull request #1 from ib-ruby/master

Update