I’ve been working on a shopping cart application and now I’ve come to the following issue.. There is a User, a Product and a Cart object. The Cart table only contains the following columns: id, user_id, product_id and timestamps. The UserModel hasMany Carts (because a user can store multiple products). The CartModel belongsTo a User … Read more
If I have two relations in a database, like this: CREATE TABLE Courses ( CourseID int NOT NULL PRIMARY KEY, Course VARCHAR(63) NOT NULL UNIQUE, Code CHAR(4) NOT NULL UNIQUE ); CREATE TABLE BookCourses ( EntryID int NOT NULL PRIMARY KEY, BookID int NOT NULL, Course CHAR(4) NOT NULL, CourseNum CHAR(3) NOT NULL, CourseSec CHAR(1) … Read more
If I have a scope with a lambda and it takes an argument, depending on the value of the argument, I might know that there will not be any matches, but I still want to return a relation, not an empty array: scope :for_users, lambda { |users| users.any? ? where(“user_id IN (?)”, users.map(&:id).join(‘,’)) : [] … Read more
I am busy designing illustrations in Adobe Illustrator for a customer, and they have kindly asked me to save my illustrator files so it is compatible with all versions, and they don’t run into any problems. I would just like to know which version I should save it as? The options are: CS6, CS5, CS4, … Read more
Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed 8 years ago. Improve this question I’m wondering what the general process is for packaging design? I’ve got a few years … Read more
A few years ago I made a website for a client. It was arranged informally, there was no contract. Since that time his business has grown along with the website and I’m also involved regularly in various work for him. Mostly we have gotten along okay, we do almost all communication by email. The only … Read more
Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed 3 years ago. Improve this question TL;DR I’m looking for ideas as to what to do with a large collection of … Read more
I provided all intellectual property files to a former client as each project I worked on for them was completed. All files were delivered and payments were made for my work over 16 months ago. This client has now misplaced all of these files and is threatening me with legal action if I do not … Read more
So I worked with a community service type of client for pretty cheap last summer and created a really gorgeous design for a mobile shower they rolled out this last fall. They have since changed my design drastically, printed it in a completely different way and added the word “trailer” which I insisted on more … Read more
NOTE: This is a continuation from a previous question: Critique Request: CAD drafting contractor logo I’ve implemented some of the suggested changes from my previous for this logo redesign project, incorporating a simpler grid (to hopefully keep my client happy). 🙂 Here’s where that led: Then I decided to try something even simpler, working a … Read more
