All topics
Mobile · Learning hub

Objective-C notes for developers

Master Objective-C with a curated set of 2 developer notes — core concepts, patterns, and interview prep. Maintained by the DevRecall team.

Save this stack to your DevRecallTest yourself — Objective-C quizMore Mobile notes
01 · Objective-C

Syntax, Properties & Memory Basics

Objective-C: Syntax, Properties & Memory Basics. Interface, Implementation & Messaging. // Person.h — public interface #import <Foundation/Foundation.h> NS_ASSUME_NONNULL_BEGIN @interface Person : NSObject @property (non…

Read
02 · Objective-C

Protocols, Categories & Runtime Dynamics

Objective-C: Protocols, Categories & Runtime Dynamics. Protocols & Delegation. // Protocol declaration — an interface contract @protocol PersonDelegate <NSObject> @required - (void)person:(Person *)person didUpdateAge:(N…

Read

Related stacks

.NET MAUIAlamofireAndroidAndroid SDKAppium DesktopBLoCCapacitorCocoaCocoaPodsCombineCordovaCore Data
Browse all stacks →

Keep your Objective-C knowledge sharp.

Save this stack to your personal DevRecall — add your own notes, track what you're learning, and share what you know with the community.

Get started — free forever