Cheat Sheets
Cheat Sheets

Collaboration: Chatter Cheat Sheets
The two Chatter cheat sheets describe the data model that supports the Salesforce Chatter collaboration platform, and the Chatter REST API that can be used for efficiently integrating to Chatter functionality. Chatter provides profiles, status updates, posts, comments, feeds and groups - and each of these items can be found in the data model, exposed on Force.com and Database.com.
Download the Chatter Cheat SheetDownload the Chatter REST API Cheat Sheet
App Logic: Apex Code Cheat Sheet
Force.com Apex code is a strongly-typed programming language that executes on the Force.com platform. Apex is used to add business logic to applications, write database triggers, and program controllers used with Visualforce. It has a tight integration with the database and query language, web service and email handling support. It also includes features such as asynchronous execution and support for testing.
Download the Apex Code Cheat Sheet
User Interface: Visualforce Cheat Sheet
Visualforce is the Force.com component-based user interface framework. It uses the MVC pattern, is extensible (you can create your own components), and supports the standard platform user interface, as well as a completely custom look and feel.
Download the Visualforce Cheat Sheet
Integration: SOAP API Cheat Sheet
Use the Force.com SOAP API to create, retrieve, update, or delete records in Force.com from any external system that supports SOAP-based Web services, such as Java, .NET, or PHP client applications. With more than 20 different calls, the API also allows you to maintain passwords, perform searches, retrieve metadata information about objects and more. The REST API is not described here.
Download the SOAP API Cheat Sheet
Integration: REST API Cheat Sheet
REST API provides you with a powerful Web services API that you can use to create, retrieve, update, or delete records in Force.com from any external system that supports REST-based Web services. Its advantages include ease of integration and development, and it is an excellent choice of technology for use with mobile applications and Web 2.0 projects.
Download the REST API Cheat Sheet
Security Cheat Sheet
The Force.com platform has numerous built in security features and protections, which can be utilized by our org administrators and developers.
Download the Security Cheat Sheet
App Logic: Formulas Cheat Sheet
A formula is an expression that derives its value from other fields, expressions, or values. Formulas can be used in a number of contexts, such as custom fields for auto-calculating values, as criteria for data validation and workflow, as well as the expression language in Visualforce.
Download the Formulas Cheat Sheet
Tooling: Git Cheat Sheet
Git is a free & open source, distributed version control system designed to handle everything from small to very large projects with speed and efficiency. GitHub is the best way to collaborate around your code with Git. Fork, send pull requests and manage all your public and private git repositories.
Download the Git Cheat Sheet