Launch Goodies
Introduction
Pull Requests before The Road to Next (Pro)
Password Reset
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Your Plan
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The Plan (4:38)
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Question ...
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... & Answer.
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Forgot Password (Public Page) (6:42)
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Quiz
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Password Reset Token (2:48)
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Question
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Question
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Password Reset Link (9:11)
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Quiz
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Reset Password (Public Page) (14:51)
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Password Strength Meter (Challenge)
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Quiz
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Change Password (Protected Page) (8:25)
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Quiz
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Many vs One Password Reset Token (Discussion) (3:29)
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Quiz
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E-Mail enforced Password Change (Article)
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Alternative Password Change Flow (Challenge)
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Rate Limiting (Article)
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Auto-Sign-In After Password Reset (Challenge)
Email
Message Queue
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Why a Queue? (3:24)
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Quiz
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Inngest (3:39)
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Quiz
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Receive Events with Functions (5:22)
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Send Events (4:57)
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Recap (2:12)
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Type-Safe Events (2:24)
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Quiz
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Retries (5:38)
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Quiz
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How Retry Logic Saves Your App (Article)
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Inngest + Vercel (Integration) (3:23)
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Explore Inngest (0:35)
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Delayed Function (Challenge)
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Quiz
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Background Jobs (Challenge)
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Quiz
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When to use Message Queues (Article)
Email Verification
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Why Email Verification? (Article)
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Quiz
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Is Verified Email (3:17)
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Quiz
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Redirect if not Verified (2:03)
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Quiz
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Email Verification Token (2:32)
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Quiz
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Generate Random Code (1:29)
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Quiz
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Email Verification Code (4:23)
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Quiz
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Verify Email with Code (15:22)
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Quiz
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Fine-Grained Authorization (7:41)
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Quiz
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OTP Component (Challenge)
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Send Email Verification (5:19)
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Queue Email Verification (5:40)
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Quiz
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Change Email (Challenge)
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Resend Verification Email (6:53)
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Quiz
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Exercise from Quiz
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Fan-Out Job (Challenge)
Organizations
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Many-to-Many, Users-to-Organizations (8:37)
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Quiz
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Read Organizations (6:29)
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Quiz
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Never Trust the Client, Trust the Server (2:51)
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Quiz
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Do not Over-Fetch ... (3:41)
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... but keep the information you need (2:10)
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Redirect if no Organization ... (2:08)
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... but do not introduce Regression Bugs (Software Craftsmanship) (5:16)
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Require Organization during Onboarding (5:15)
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Create More Organization (5:40)
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Manage Organization (4:17)
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One-Way Relation and Referential Integrity (8:06)
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Quiz
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Switch Organization (Idempotent Operation) [C] (15:36)
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Quiz
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Investigating (Software Craftsmanship) (3:21)
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Compound Key (2:45)
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Quiz
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Require Default Organization (19:05)
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Impossible States (Interactive Transactions) (5:50)
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Quiz
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Delete Organization (9:13)
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Client-Side Refresh (3:32)
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Limited Access (3:17)
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Quiz
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Organization Status (Challenge)
Memberships
Roles
Tickets by Organization
Permissions
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Manage Permissions (8:55)
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Quiz
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Authorize based on Permission (1) (7:53)
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Authorize based on Permission (2) (9:48)
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Quiz
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"Enabling" User Experience (Challenge)
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Do not trust the UI (1:37)
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Quiz
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canUpdateTicket (Challenge)
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How to Scale Permissions in a Multi-Tenant App (Article)
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Permission Table (Challenge)
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Feature Flags vs Permissions: What's the Difference? (Article)
Invitations
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Database Model (3:22)
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Quiz
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Unique Constraints (1:15)
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Quiz
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Read Invitations (12:03)
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Quiz
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Current Organization (Challenge)
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Quiz
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Invite by Email (7:19)
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Quiz
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Invitation Token & Link (5:59)
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Quiz
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Invitation Email (3:18)
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Queue Invitation (3:42)
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Queue and Send Invitation (2:03)
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Accept Invitation Strategies (3:44)
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Accept Invitation as User (6:56)
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Redirect Signed-In User (Challenge)
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Accept Invitation as Anonymous [C] (9:37)
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Quiz
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Invitation to Membership on the Queue (Challenge)
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Revoke Invitation (6:52)
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Implicit Invitation Acceptance (Challenge)
Files
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Amazon AWS: S3 (4:12)
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Amazon AWS: IAM (5:25)
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Quiz
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AWS SDK for JavaScript (3:05)
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Quiz
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Tickets with Attachments (5:07)
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Quiz
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Upload Files (6:36)
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Quiz
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File Validation (4:58)
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Quiz
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Store Files in Amazon S3 (6:26)
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Preview Upload (Challenge)
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List Attachments (2:16)
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Delete Attachments from Database (5:21)
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Delete Files from Amazon S3 (5:00)
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Synchronize AWS S3 with Database (3:22)
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Download Files with Presigned URLs (9:12)
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Dangling S3 Files (Challenge)
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Rollbacks (Article)
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Signed Upload URLs (Article)
Refactoring UI
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From Files to Folders (3:16)
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Quiz
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Custom Hook Extraction (5:12)
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Quiz
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Abstract Custom Hook (Challenge)
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Quiz
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When to Abstract (Article)
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Variable Extraction (2:26)
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Component Extraction (2:57)
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Quiz
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Render Prop Component (6:13)
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Quiz
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Configuration over Composition (Challenge)
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Refactoring Navigation (Challenge)
Polymorphic Relationships
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Polymorphic Relationship (4:42)
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Quiz
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Read Polymorphic Relations (5:10)
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Quiz
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Create a Polymorphic Relation (10:34)
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Quiz
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Type Guards in TypeScript (3:54)
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Quiz
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Helper Functions (1:31)
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Quiz
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Delete a Polymorphic Relation (7:12)
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Sign a Polymorphic Relation (4:29)
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File Type Icon for Attachments (Challenge)
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Only one Foreign Key (Challenge)
Isomorphic Components
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Intro (Challenge) (2:29)
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Polymorphic Comments (9:08)
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Limits of the Client-Server Boundary (Discussion) (2:51)
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Quiz
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N+1 Problem (Discussion) (2:32)
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Nested Fetch (6:52)
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Quiz
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Invalidate Client-Side Cache (5:06)
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Quiz
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Update Client-Side Cache (Challenge)
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Isomorphic Components (Discussion) (4:22)
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Client-Side vs Server-Side (Challenge)
Service Layer
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Use Case for Layer(s) (4:29)
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Quiz
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Service Layer (3:34)
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Quiz
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Descriptive Layers (1:58)
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Quiz
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The Case for Barrel Files (3:01)
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Quiz
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Error Handling across Layers (5:11)
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Quiz
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Reuse Schema (2:18)
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Reuse Service (4:22)
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Invitation Service (Challenge)
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Incomplete Service Layer (Challenge)
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When to introduce a Service Layer (Article)
Data Access Layer (DAL)
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Service Layer to Data Layer (3:30)
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Quiz
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API Layer to Data Layer (3:09)
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Quiz
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Dynamic Include Statement (4:00)
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Function Overloads (Discussion) (8:29)
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Quiz
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Conditional Types with Generics (Challenge)
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Conditional Types with Generics (Solution)
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File Upload Abstraction (Challenge)
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Incomplete Data Access Layer (Challenge)
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When to introduce a Data Access Layer (Article)
DTOs in a Layered Architecture
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Why DTOs (1:40)
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Quiz
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Implement DTO (3:26)
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Usage DTO (Create Attachments) (2:44)
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Usage DTO (Delete Attachment) (2:28)
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Attachment Data Access Layer (Challenge)
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Usage DTO (Sign Attachment) (3:04)
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fromAttachment (Challenge)
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Usage DTO (Create Comment) (3:20)
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DTO as a Class (Challenge)
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DTO as a Class (Solution)
Self-Relations
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Ticket-to-Ticket Relations (1:22)
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Quiz
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List Ticket References (3:41)
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Referencing Tickets (Challenge)
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Regex (Software Craftsmanship)
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Quiz
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Connect Ticket Reference (6:07)
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Quiz
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Not existing Ticket (Challenge)
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Disconnect Ticket Reference (5:45)
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Quiz
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Service and Data Layer (Challenge)
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Comment Editing with Reference Diffing (Challenge)
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Embed Ticket Reference by ID (5:29)
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Quiz
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Embed Ticket Reference by Name (Challenge)
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Quiz
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Inverse Linking (Challenge)
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Optional Requests (Article)
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Should You Await Everything? (Article)
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Transactions across Layer (Article)
Protected API (Route Handler)
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Organization-Level Creadentials (3:45)
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Quiz
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Create Credential (6:02)
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Quiz
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Show Once, Copy Secret (3:15)
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Quiz
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Copy Secret Button (Challenge)
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Obfuscate Secrets (3:18)
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Quiz
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Revoke Credential (Challenge)
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Created by User (Challenge)
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Protected API (2:12)
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Quiz
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Bearer Authorization (7:44)
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Quiz
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API Layer to Service Layer (Challenge)
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Scopes on Credentials (Challenge)
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Track Credential Usage (Challenge)
Security
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Disclaimer: No Security Expert
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Exclude Sensitive Information (Discussion) (3:19)
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Quiz
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Timing Attack (6:32)
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Enumeration Attack (2:29)
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Quiz
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Throttling Token Generation (4:35)
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Rate Limiting (Article)
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Quiz
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Rate Limiting (Challenge)
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Client-Side Guardrails: Preventing UI-Level Misuse (3:51)
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Server-Side Guardrails: Stricter Validation (3:44)
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Injection & Sanitization (Discussion) (2:51)
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Cross-Site Scripting (Article)
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Cross-Site Scripting (Challenge)
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Cross-Site Scripting (Solution)
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Environment Variables on the Client (Article)
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"server only"-directive (Article)
Stripe Subscription
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Stripe API Keys (2:50)
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Quiz
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Stripe Installation (4:15)
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Quiz
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One-to-One Relationship (2:03)
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Quiz
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Stripe Customer (5:40)
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Quiz
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Stripe Products & Stripe Prices (8:23)
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Quiz
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Pricing Page (6:55)
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Quiz
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Subscription Page (2:55)
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Checkout Session (1:55)
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Quiz
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Webhooks (15:34)
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Quiz
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Idempotence (Software Craftsmanship)
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Quiz
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Customer Portal (4:54)
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Quiz
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Subscription Status (6:57)
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Quiz
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Change Subscription (10:04)
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Quiz
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Change Subscription API (Challenge)
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Cancel Subscription (3:33)
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Test Clock (5:59)
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Quiz
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Provisioning (10:02)
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Quiz
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Deprovisioning (Challenge)
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Race Conditions (Software Craftsmanship)
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Quiz
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Private Tickets (Challenge)
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Trial Days (Discussion)
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Discounts with Coupons (Challenge)
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Prorations (Discussion)
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Production Webhook (Challenge)
Project Ideas
