Use instancetype for singleton
Remove &* from strongSelf
Adding checkerror function
UICollectionViewDataSource snippet added.
Added Core Data Fetch boilerplate code.
Minor refactoring and reformatting
Minor refactoring and reformatting
Updating UITableViewDataSource snippet to use modern conventions
Minor reformatting
Adding animated parameter to -presentModalMailComposerViewController
Adding trailing newline
[Issue #21] Renaming shared -> singleton
[Issue #19] Fixing completion scope for CheckError
Minor formatting
add nscoding snippet, for NSCoding protocol methods
update documents snippet to use firstObject method and to provide an appropriate NSURL
One-lining documents snippet
added snippets for unit testing methods
assert false to go with assert true
Fix completion scope.