Claude Code Essentials

By freeCodeCamp.org
Published: Mar 23, 2026

“
Learn how to use Claude Code to build real-world agentic coding workflows.

Course developed by @ExamProChannel

Additional recoruces: https://www.exampro.co/exp-claudecode-01

?? Contents ??
Introduction
00:00:00 Intro & Meet your Instructor
00:01:06 Claude Code Essentials & Guest Instructor

Core Concepts and Foundations
00:07:29 Agentic Coding Tools & Comparisons
00:14:01 What is a Code Harness & Claude Code?
00:16:59 The Agentic Loop: Tool Calls & Models
00:24:23 Claude Modes & Additional Resources
00:26:43 Subscription, Usage & Auth Errors
00:31:34 System Requirements & Doctor CLI
00:38:24 Install CLI: PowerShell, CMD, Linux & VSC
01:10:45 Interactive Mode & Ctrl+C
01:14:05 Auth Tokens, Stats & Usage Limits
01:31:04 Sessions: Resume, Fork & Context Commands
01:46:18 Compact, Clear, Rename & Rewind
01:56:07 Status, Logout & Usage Commands
02:04:18 ccusage & API Key Setup
02:26:39 Cost Command & Third-Party Providers
02:39:09 API Keys: Bedrock, Foundry & Vertex AI
03:01:44 btw, Voice & Export Commands
03:07:09 Claude Code Projects & Scope
03:13:05 Status Line & Session Data
03:23:14 Settings & Permission Rules (Bash, MCP, WebFetch)
04:04:16 Permission Modes & CLI/GUI Editing
04:16:43 Sandboxing & Dangerous Scenarios
04:55:13 VIM Mode & Model Configuration
05:00:10 Fast Mode & Image Reasoning
05:10:18 Effort Command & Headless Tasks
05:27:46 Escaping Logic & Debug Mode
05:34:21 Dev Containers with Claude Code
05:54:24 Common Workflow Follow Along
06:17:31 Notification Hooks & Security Hooks

Surfaces
07:16:55 Claude Code Surfaces: Desktop & Web
07:35:28 Claude Chrome & Browser Extensions
07:45:25 VS Code & JetBrains IDE Integration
07:59:11 GitHub Actions & Remote Control
08:40:48 Computing Follow Along

Advanced
08:42:36 Security Review & Output Styles
08:58:05 Simplify Command & Scheduling
09:07:42 Code Review & Agent SDK
09:15:12 Persistent Context: Claude.md & Rules
09:47:03 Claude Auto Memory & Troubleshooting
09:56:27 Agent Skills: Activation, Scripts & Dynamic Content
10:27:06 MCP with Claude Code & GG
10:47:09 MCP Doom & Playwright Integration
11:32:50 Sub-agents & Multi-Agent Teams

[READ MORE]

”

Software Testing Course – Playwright, E2E, and AI Agents

By freeCodeCamp.org
Published: Mar 19, 2026

“
Learn the essentials of software testing, from fundamental concepts like the testing pyramid to hands-on automation using Playwright. You will explore real-world case studies of software failures and learn advanced techniques such as mocking, edge case testing, and accessibility. Finally, discover how AI-powered tools like Kane AI are enabling natural language test generation and auto-healing capabilities.

?? Course created by @beau

Code: https://github.com/beaucarnes/software-testing-course

? Sign up for KaneAI here: https://www.testmuai.com/kane-ai/?utm_source=youtube&utm_medium=freecodecamp_ifm&utm_campaign=kane_ai&utm_content=dv&via=vibetest

?? TestMu provided a grant to make this course possible.

?? Video Chapters ??
– 0:00:00 Course Introduction and Overview
– 0:01:18 Why Software Testing Matters
– 0:01:43 Case Studies: Knight Capital & Therac-25
– 0:02:43 The Boeing 737 Max & The Cost of Everyday Bugs
– 0:03:33 Testing as “Insurance” for Your Code
– 0:04:32 The Testing Pyramid: Unit, Integration, & E2E
– 0:11:19 Test-Driven Development (TDD) Explained
– 0:12:15 Hands-on: Setting Up the TechMart Sample App
– 0:14:12 Playwright Framework Installation & Setup
– 0:16:48 Understanding Playwright Test Structure & Assertions
– 0:19:13 Writing a Search Functionality Test from Scratch
– 0:22:02 Strategic Locators: Finding Elements Effectively
– 0:23:05 Testing Complex Shopping Cart Logic
– 0:24:53 Login Forms, Validations, & Error Handling
– 0:27:09 Full End-to-End Checkout Flow Walkthrough
– 0:30:00 Direct API Testing with Playwright
– 0:31:59 Debugging Tests in Headed and UI Interactive Modes
– 0:34:15 Testing Edge Cases and Security (XSS) Vulnerabilities
– 0:37:29 Mocking API Responses and Simulating Slow Networks
– 0:41:26 Accessibility Testing for Screen Readers & Keyboards
– 0:45:40 Challenges: Learning Curves and Maintenance Burdens
– 0:47:18 Introduction to AI-Powered Software Testing
– 0:50:11 Hands-on with KaneAI: Authoring Tests in Plain English
– 0:56:18 Natural Language Code Generation & Auto-Healing Tests
– 0:57:48 Executing API Tests Using AI Agents
– 0:59:57 Professional Best Practices: CI/CD & Page Objects
– 1:02:06 Final Takeaways: When to Use Manual vs. AI Tools

? Thanks to our Champion and Sponsor supporters:
? @omerhattapoglu1158
? @goddardtan
? @akihayashi6629
? @kikilogsin
? @anthonycampbell2148
? @tobymiller7790
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? @martinmacchia1564
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? @justinhual1290

—

Learn to code for free and get a developer job: https://www.freecodecamp.org

Read hundreds of articles on programming: https://freecodecamp.org/news

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”

19 Web Dev Projects – HTML, CSS, JavaScript Tutorial

By freeCodeCamp.org
Published: Mar 18, 2026

“
Improve your web development skills by building 19 different projects. In this course, you will use HTML, CSS, and JavaScript to make all sorts of web sites.

Course created by @codesistency

Full Course On Udemy: https://dub.sh/udemy-launch
Source Code: https://github.com/burakorkmez/html-css-js-projects
Diagrams: https://app.eraser.io/workspace/8yoDl1tVoPcljUboujq2
Github Gist: https://gist.github.com/burakorkmez/eca0903f564dbe545a742ce1056f6936

?? Contents ??
00:00:00 Course Introduction & Welcome
00:03:09 Setting up the Workspace (VS Code & Extensions)

00:09:57 Project 1: Interactive Quiz Game
01:08:24 Project 2: Random Color Palette Generator
01:48:49 Project 3: Kanban Board (HTML Drag & Drop API)
02:12:20 Project 4: Expense Tracker with Local Storage
03:07:36 Project 5: Bookmark Saver Application
03:30:36 Project 6: Registration Form Validator
04:02:32 Project 7: Password Generator with Strength Meter
05:00:39 Project 8: Functional To-Do App with Filtering
05:59:17 Project 9: Professional Contact Form (HTML/CSS)
06:24:35 Project 10: Modern Modern Pricing Cards
07:05:14 Project 11: Team Members Showcase Section
07:37:56 Project 12: Recipe Finder (MealDB API Integration)
08:29:19 Project 13: Real-Time Currency Converter
08:56:40 Project 14: GitHub User Finder (GitHub API)
09:45:39 Project 15: Custom 404 “Page Not Found” Design
09:52:11 Project 16: Newsletter Signup UI
10:05:31 Project 17: “Coming Soon” Page with Countdown Timer
11:01:21 Project 18: Contact Page UI with Form Validations
11:50:09 Project 19: Scroll Progress Indicator

[READ MORE]

”

Learn the basics of LLMs in 60 seconds with Beau Carnes

By freeCodeCamp.org
Published: Mar 18, 2026

“
Improve your web development skills by building 19 different projects. In this course, you will use HTML, CSS, and JavaScript to make all sorts of web sites.

Course created by @codesistency

Full Course On Udemy: https://dub.sh/udemy-launch
Source Code: https://github.com/burakorkmez/html-css-js-projects
Diagrams: https://app.eraser.io/workspace/8yoDl1tVoPcljUboujq2
Github Gist: https://gist.github.com/burakorkmez/eca0903f564dbe545a742ce1056f6936

?? Contents ??
00:00:00 Course Introduction & Welcome
00:03:09 Setting up the Workspace (VS Code & Extensions)

00:09:57 Project 1: Interactive Quiz Game
01:08:24 Project 2: Random Color Palette Generator
01:48:49 Project 3: Kanban Board (HTML Drag & Drop API)
02:12:20 Project 4: Expense Tracker with Local Storage
03:07:36 Project 5: Bookmark Saver Application
03:30:36 Project 6: Registration Form Validator
04:02:32 Project 7: Password Generator with Strength Meter
05:00:39 Project 8: Functional To-Do App with Filtering
05:59:17 Project 9: Professional Contact Form (HTML/CSS)
06:24:35 Project 10: Modern Modern Pricing Cards
07:05:14 Project 11: Team Members Showcase Section
07:37:56 Project 12: Recipe Finder (MealDB API Integration)
08:29:19 Project 13: Real-Time Currency Converter
08:56:40 Project 14: GitHub User Finder (GitHub API)
09:45:39 Project 15: Custom 404 “Page Not Found” Design
09:52:11 Project 16: Newsletter Signup UI
10:05:31 Project 17: “Coming Soon” Page with Countdown Timer
11:01:21 Project 18: Contact Page UI with Form Validations
11:50:09 Project 19: Scroll Progress Indicator

[READ MORE]

Learn the basics of LLMs in 60 seconds with Beau Carnes

[READ MORE]

”

Top 3 Faceless Niches Exploding in 2026 | Create Viral AI Videos in Minutes

By Ai Lockup
Published: Mar 16, 2026

“
Faceless YouTube channels are treding. Now any one can create viral AI Niche videos with AI video generator. In this video, I’m breaking down the 3 viral niches that are currently going viral and easy to make with AI tools. And I will use all the AI tools including AI Video, AI Image and AI voiceover generators on Artlist AI Toolkit. To learn more watch the How I Create Viral AI Videos in Minutes till the end.

Tools Mentioned:
Try all the popular AI tools on Artlist AI: https://cutt.ly/prXXGy7J

We’re diving deep into the combined power of Nano Banana 2 for photorealistic image generation and Kling 3.0 for cinematic motion. Whether you want to create immersive Insect POV videos or the next viral talking food character, this is your step-by-step blueprint.

What You’ll Learn:

The 3 Viral Niches: Why Insect POV, Talking Food, and House Restoration are the highest-retention categories right now.

Nano Banana 2 & Kling 3.0: My “First Frame” strategy for perfect visual consistency.

The Pro Continuity Trick: How to use screenshots to create seamless “Before and After” restoration transitions.

Monetization Strategy: How to scale these channels to $30k/month in 2026.

Video Breakdown :
00:00 Make Viral Faceless Youtube Channel With AI
00:40 Artlist io : Best Platform For Content Creation
01:14 How To Create Insect POV Videos
02:58 How to Create Talking Food Videos With AI
03:58 House Restoration Video With AI

Thanks for watching The BEST 3 NEW Viral YouTube Niche You Can Create with AI Video Generator.

[READ MORE]

”

NEW LONG AI video Generator | Text To Video And Image to Film Maker AI

By Ai Lockup
Published: Mar 13, 2026

“
Create entire Films using an AI video generator with this step by step AI filmmaking workflow. Learn how to turn text to video AI prompts, images, and scripts into a complete cinematic film with consistent characters. This New AI Video generator can generate videos in long form using images and text. In this tutorial you will see how text to video generator AI, image to video AI, and AI lip sync tools work together to build a full AI movie from start to finish.

Tools Used in This Long AI Video Generation Video :
Try : https://bit.ly/49O647w
Make Money with Fanvue: https://bit.ly/48j7zdh

? Join Our Community
Telegram: https://t.me/ailockupofficial
Discord: https://discord.gg/2a9nFvJEPg
Instagram: https://instagram.com/ailockup
Twitter: https://twitter.com/ailockup

? Subscribe AI Lockup for more insights into the most innovative AI tools for Ai video generator and new AI tools that can drive your business success: https://www.youtube.com/@AiLockup

? Other Videos You Might Enjoy:
How to Make Viral AI Videos using AI Video Generator: https://youtu.be/QgWYB_wd5Jk
Create Viral AI Shorts And Reels Using AI: https://youtu.be/id6asH6WRns
03 FREE And UNLIMITED AI Video Generator | Text To Video And Image To Video AI : https://youtu.be/8_rYBrThC7c
AI Video Generator : Create Movies, Transformation Videos, UGC Ads, Podcast With Single Text : https://youtu.be/chEvyj-2D70
Best AI Tool For Lip Syncing Multiple Characters in One Scene | Dzine AI : https://youtu.be/58F-JrFuLX8

00:00 Create Entire Film With AI
00:45 Introduce Fanvue : To monetize your content
01:52 Introduce Atlab AI
02:30 Text Prompt To Video Generator AI
04:08 Script To Video Generation Workflow
05:50 Create Character With AI
07:45 Image To Video Generator AI
08:40 Create Lip Sync With AI
10:25 AI generated Video Result

[READ MORE]

”

CI/CD in Production with Jenkins – Complete DevOps Course

By freeCodeCamp.org
Published: Mar 11, 2026

“
Welcome to this comprehensive CI/CD course designed to take you from foundational concepts to production-grade implementations. Using Jenkins as the automation server, you will work through nine hands-on projects, culminating in a complex DevSecOps mega project.

Repo (Jenkins): https://github.com/CloudWithVarJosh/Jenkins-Basics-To-Production/tree/main
Repo (Maven): https://github.com/CloudWithVarJosh/Maven-For-DevOps/blob/main/README.md
Repo (SonarQube): https://github.com/CloudWithVarJosh/SonarQube-For-DevOps/blob/main/README.md

Course created by @CloudWithVarjosh

?? Contents ??
0:00:00 Course Introduction
0:07:35 Day 1: Modern SDLC Explained
0:09:18 SDLC Phases Explained (End-to-End View)
0:36:43 Compiled vs Interpreted Languages (CI/CD Perspective)
0:49:37 Build Workflows: Containerized vs Non-Containerized Apps
0:50:18 Compiled Languages: CI/CD Build Workflow
0:53:29 Interpreted Languages: CI/CD Build Workflow
0:56:52 Why Build Automation Tools Matter
0:58:50 Day 1 Wrap-Up

0:59:44 Day 2: CI/CD Concepts & Branching Strategies
1:01:08 Git & Branching Fundamentals for CI/CD
1:18:22 Continuous Practices Explained (CI, CT, CD, CDp, CM)
1:32:38 Branching Strategies: GitFlow vs Trunk-Based
1:39:27 GitFlow CI/CD: Feature → Development Promotion
1:47:08 GitFlow CI/CD: Development → Staging Promotion
1:50:48 *Demo*: Multi-Tag Images & Immutable Digests
1:56:44 GitFlow CI/CD: Staging Promotion (Continued)
2:10:34 GitFlow CI/CD: Stage → Production Promotion
2:18:18 Trunk-Based CI/CD: Environment Promotions
2:23:59 Jenkins in CI/CD: Why Jenkins and Where It Fits
2:25:49 Day 2 Wrap-Up

2:26:46 Day 3: Jenkins Basics & Installation
2:27:28 What Is Jenkins?
2:39:40 Jenkins Installation Options (Local to Enterprise)
2:48:06 *Lab*: Install, Configure & Run Jenkins using Docker
3:14:57 Jenkins Roles & Responsibilities
3:15:56 Day 3 Wrap-Up

3:16:49 Day 4: Jenkins Freestyle Jobs Deep Dive
3:17:46 Inside JENKINS_HOME (What to Back Up and Why)
3:23:51 Jenkins Controller vs Agents (Control Plane vs Data Plane)
3:35:25 Freestyle Jobs: 5 Practical Mini *Demo*s
4:07:26 Day 4 Wrap-Up

4:08:13 Day 5: CI/CD Project | Dockerized Flask App
4:08:47 Docker-outside-of-Docker (DooD) Explained
4:17:36 *Demo*: Configure DooD in Jenkins (Socket + CLI)
4:24:21 Project Overview: Build → Push → Deploy Flow
4:27:57 *Demo*: Build, Push & Deploy Flask App using Jenkins
4:56:56 Day 5 Wrap-Up

4:57:39 Day 6: Jenkins Pipelines (Build, Push, Deploy)
4:59:44 Pipeline Project Overview
5:01:57 Pipelines 101: Creating Your First Jenkins Pipeline
5:17:11 *Demo*: Production-Grade Jenkinsfile (End-to-End)
6:07:19 Day 6 Wrap-Up

6:08:08 Day 7: Transition to Multibranch Pipelines
6:09:09 Multibranch Pipelines: What and Why
6:24:16 Trunk-Based CI/CD with Multibranch Pipelines
6:46:47 *Demo*: Jenkins Multibranch Pipeline in Action
7:43:19 Day 7 Wrap-Up

7:44:08 Maven for DevOps: Introduction
7:45:29 Compiled vs Interpreted Languages (Build Tool Context)
7:52:17 Build Tools Overview: Why They Exist and How They Work
8:05:00 What Is Maven?
8:12:16 *Lab*: Install Java and Maven on Ubuntu
8:24:25 *Demo*: Maven Project Deep Dive (pom.xml, Lifecycles, Plugins)
9:35:37 *Demo*: Maven Build in Jenkins and Run as Docker Container
9:45:06 Maven Section Wrap-Up

9:45:58 SonarQube for DevOps: Introduction
9:51:23 DevSecOps Explained: Why It Matters
10:01:58 Key DevSecOps Concepts: SAST, DAST, SCA, SBOM
10:18:40 What Is SonarQube?
10:27:36 End-to-End DevSecOps Flow (Java + Maven)
10:50:59 *Lab*: Install and Configure SonarQube on EC2
11:12:17 SonarQube Architecture & UI Walkthrough
11:21:57 *Lab*: Jenkins Setup on EC2 with Maven & Docker
11:30:40 *Demo*: Integrating SonarQube with Jenkins Pipelines
12:13:26 SonarQube Section Wrap-Up

12:14:24 DevSecOps Mega Project
12:16:48 Mega Project Overview
12:26:16 *Lab*: Install and Configure Jenkins Controller (EC2)
12:41:36 *Lab*: Install Jenkins Agent (EC2)
12:48:12 Controller–Agent Communication Setup
13:16:56 *Lab*: Install and Configure SonarQube
13:35:58 End-to-End DevSecOps Pipeline Demo Begins
13:36:06 Stage 1: Git Checkout & Jenkinsfile Setup
13:51:29 Stage 2: Trivy Filesystem Scan
14:09:19 Stage 3: Build, SonarQube Analysis & Coverage
14:32:04 Stage 4: Authenticate Jenkins Agent to Amazon ECR
14:45:30 Stage 5: Build Container Image
14:58:59 Stage 6: Trivy Image Vulnerability Scan
15:04:03 Stage 7: Push Image to Amazon ECR
15:06:21 Stage 8 & 9: Cluster Setup and Application Deployment
15:52:40 Mega Project Wrap-Up

15:53:37 Jenkins Shared Libraries: Introduction
15:54:43 Why Jenkins Shared Libraries Matter
16:04:39 What Is a Jenkins Shared Library?
16:08:27 Shared Library Architecture & Directory Structure
16:19:08 *Lab*: Jenkins and Docker Setup for Shared Libraries
16:29:38 *Demo*: Creating and Using a Jenkins Shared Library
16:42:17 *Demo*: Private Git Repositories with Shared Libraries
17:31:14 Shared Libraries Wrap-Up

17:32:02 Course Conclusion

[READ MORE]

”

Generate AI Videos For FREE With Grok AI And Turn Them into 4K Resolution

By Ai Lockup
Published: Mar 06, 2026

“
Generate AI Videos For FREE With Grok AI And Turn Them into 4K Resolution. This New AI Tool can Enhance Images and Videos within a click. Try : https://cutt.ly/ltnY7gug
Create free AI-generated videos and turn them into high-quality 4K using AI video enhancer tools in this step-by-step tutorial. Learn how to upscale 480p videos and images to 4K with Wondershare UniConverter 17 and create professional AI videos easily.

? Tools used in this Old Image Restore and AI Video Making Video:
Try : https://cutt.ly/ltnY7gug

? Join Our Community
Telegram: https://t.me/ailockupofficial
Discord: https://discord.gg/2a9nFvJEPg
Instagram: https://instagram.com/ailockup
Twitter: https://twitter.com/ailockup

? Subscribe AI Lockup for more insights into the most innovative AI tools for Ai video generator and new AI tools that can drive your business success: https://www.youtube.com/@AiLockup

? For any Business query mail me on info.ailockup@gmail.com

? Other Videos You Might Enjoy:

Free And Unlimited AI Image Generator From Single Text | Image To Video Maker AI ( Long Video ) : https://youtu.be/L6dF4SOCtWU
NEW FREE AI Agent To Create LONG Cinematic TVC Ads | Flova Text To Video & Image To Video Generator : https://youtu.be/ldRccbKJezY
Create LONG AI Animation Short Story Videos With New AI Video Generator : https://youtu.be/hHggEMDU-oU

Video Breakdown :
00:00 Free AI Video Generator : free ai video generator high quality
01:00 Upscale Images and Videos With Wondershare Uniconverter 17
01:48 Quality 480 p To 4K Video Resolution
03:00 Create High Quality Videos With AI

Thanks for watching Generate AI Videos For FREE With Grok AI And Turn Them into 4K Resolution.

[READ MORE]

”

I Made a Photorealistic Car Ad from Google Maps

By Olufemii
Published: Mar 04, 2026

“
Prompts used in this video:
?https://docs.google.com/document/d/1Ydim9LrIAHBEUVyzh3oQXLGhz3QzlzD0kAjZ0Ei9OFU/edit?usp=sharing

To follow along, you’ll need access to Freepik’s AI tools.
Check out our referral link for a juicy discount:
? https://referral.freepik.com/mQKDSRN

I made a photorealistic car commercial using nothing but Google Maps screenshots, AI tools, and editing techniques you can use today.

This video is a complete, start-to-finish breakdown of my real workflow. Not just cool visuals, but a process designed to create client-ready content that tells a story, feels cinematic, and avoids that instant “AI slop” look.

You’ll see how I go from text → image → video → edit to build a believable commercial using tools that are available right now.

This is the final video in my 3-part series:
AI 101 — the fundamentals
AI Slop vs Cinematic AI — why intention matters
This video — real-world application from start to finish

[READ MORE]

”

AI Slop Has Got To Stop

By Olufemii
Published: Mar 02, 2026

“
? To follow along, you’ll need access to Freepik’s AI tools.
Check out our referral link for a juicy discount:
? https://referral.freepik.com/mQKDSRN

This is Part 2 of a full beginner series designed to help you stop guessing and start creating.

Creative AI isn’t the problem.

Low-effort creators are.

Right now, timelines are flooded with glossy, symmetrical, emotionally flat visuals people call “AI slop.” And yes, most of it looks fake. But not because AI can’t be cinematic.

It looks fake because it lacks taste.

In this video, I break down the three principles that separate cinematic AI from visual garbage:

• Cinematic Taste
• Photogenic Generative Intelligence
• Storytelling

AI can generate images.
AI can generate movement.
AI can generate spectacle.

But it cannot replace editorial judgment.

And that’s where professionals win.

If you’ve spent years learning pacing, shot psychology, composition, and storytelling, AI doesn’t erase your skill. It amplifies it. The difference isn’t better prompts. It’s better decisions.

In the next video (COMING SOON), we stop talking theory and build a cinematic AI commercial from scratch, then bring it into Premiere Pro, where the story actually gets decided.

No slop.
No gimmicks.
Just taste.

Subscribe if you want to see what cinematic AI actually looks like when it’s edited with purpose.

[READ MORE]

”