Every project has to kick off somewhere.  Yep well that's a no brainer.  However, the number of projects that I've seen where the planning step has been omitted is too high.  A throughly planned out project with as many features scoped before you start coding is critical in completing a project.  Whilst projects and their requirements are always fluid, the initial critical scoping is so important. Fail to plan, planning to fail There is no one way to plan.  Yes I've seen...

I had the issue where I needed to filter an array list by a specific column.  In my instance, the column is language.  To be able to reduce the query to the language column the code required is levels = selectedCategory?.levels.filter("language = %@", language)Language can be any string, in this instance for me language is a two alpha character such as 'fr', 'en' or 'de'. Further to this you can continue to chain this query through including sort as per levels =...