Software Development

*** This is CS50, Harvard University's introduction to the intellectual enterprises of computer science and the art of programming. *** TABLE OF CONTENTS 00:00:00 - Introduction 00:01:15 - Welcome 00:04:06 - Computational Thinking 00:13:57 - Recap 00:21:08 - Charades 00:34:46 - Looking Ahead 00:46:55 - Quiz Show *** HOW TO SUBSCRIBE http://www.youtube.com/subscription_center?add_user=cs50tv HOW TO TAKE CS50 edX: https://cs50.edx.org/ Harvard Extension School: https://cs50.harvard.edu/extension Harvard Summer School: https://cs50.harvard.edu/summer OpenCourseWare: https://cs50.harvard.edu/x HOW TO JOIN CS50 COMMUNITIES Discord: https://discord.gg/cs50 Ed: https://cs50.edx.org/ed Facebook Group: https://www.facebook.com/groups/cs50/ Faceboook Page: https://www.facebook.com/cs50/ GitHub: https://github.com/cs50 Gitter: https://gitter.im/cs50/x Instagram: https://instagram.com/cs50 LinkedIn Group: https://www.linkedin.com/groups/7437240/ LinkedIn Page: https://www.linkedin.com/school/cs50/ Medium: https://cs50.medium.com/ Quora: https://www.quora.com/topic/CS50 Reddit: https://www.reddit.com/r/cs50/ Slack: https://cs50.edx.org/slack Snapchat: https://www.snapchat.com/add/cs50 SoundCloud: https://soundcloud.com/cs50 Stack Exchange: https://cs50.stackexchange.com/ Telegram: https://t.me/cs50x Threads: https://www.threads.net/@cs50 TikTok: https://www.tiktok.com/@cs50 Twitter: https://twitter.com/cs50 Twitter Community: https://twitter.com/i/communities/1722308663522594923 YouTube: http://www.youtube.com/cs50 HOW TO FOLLOW DAVID J. MALAN Facebook: https://www.facebook.com/dmalan GitHub: https://github.com/dmalan Instagram: https://www.instagram.com/davidjmalan/ LinkedIn: https://www.linkedin.com/in/malan/ Quora: https://www.quora.com/profile/David-J-Malan Threads: https://www.threads.net/@davidjmalan TikTok: https://www.tiktok.com/@davidjmalan Twitter: https://twitter.com/davidjmalan *** CS50 SHOP https://cs50.harvardshop.com/ *** LICENSE CC BY-NC-SA 4.0 Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International Public License https://creativecommons.org/licenses/by-nc-sa/4.0/ David J. Malan https://cs.harvard.edu/malan malan@harvard.edu

This is CS50, Harvard University's introduction to the intellectual enterprises of computer science and the art of programming. *** TABLE OF CONTENTS 00:00:00 - Introduction 00:01:15 - TCP/IP 00:15:39 - Ports 00:19:25 - DNS 00:25:10 - DHCP 00:28:52 - HTTP 00:40:40 - Inspect 00:41:29 - Status Codes 00:49:41- HTML 01:43:56 - Regular Expressions 01:51:56 - CSS 02:24:15 - Bootstrap 02:28:16 - JavaScript 03:00:54 - Background 03:05:18 - Blink 03:07:40 - Autocomplete *** HOW TO SUBSCRIBE http://www.youtube.com/subscription_center?add_user=cs50tv HOW TO TAKE CS50 edX: https://cs50.edx.org/ Harvard Extension School: https://cs50.harvard.edu/extension Harvard Summer School: https://cs50.harvard.edu/summer OpenCourseWare: https://cs50.harvard.edu/x HOW TO JOIN CS50 COMMUNITIES Discord: https://discord.gg/cs50 Ed: https://cs50.edx.org/ed Facebook Group: https://www.facebook.com/groups/cs50/ Faceboook Page: https://www.facebook.com/cs50/ GitHub: https://github.com/cs50 Gitter: https://gitter.im/cs50/x Instagram: https://instagram.com/cs50 LinkedIn Group: https://www.linkedin.com/groups/7437240/ LinkedIn Page: https://www.linkedin.com/school/cs50/ Medium: https://cs50.medium.com/ Quora: https://www.quora.com/topic/CS50 Reddit: https://www.reddit.com/r/cs50/ Slack: https://cs50.edx.org/slack Snapchat: https://www.snapchat.com/add/cs50 SoundCloud: https://soundcloud.com/cs50 Stack Exchange: https://cs50.stackexchange.com/ Telegram: https://t.me/cs50x Threads: https://www.threads.net/@cs50 TikTok: https://www.tiktok.com/@cs50 Twitter: https://twitter.com/cs50 Twitter Community: https://twitter.com/i/communities/1722308663522594923 YouTube: http://www.youtube.com/cs50 HOW TO FOLLOW DAVID J. MALAN Facebook: https://www.facebook.com/dmalan GitHub: https://github.com/dmalan Instagram: https://www.instagram.com/davidjmalan/ LinkedIn: https://www.linkedin.com/in/malan/ Quora: https://www.quora.com/profile/David-J-Malan Threads: https://www.threads.net/@davidjmalan TikTok: https://www.tiktok.com/@davidjmalan Twitter: https://twitter.com/davidjmalan *** CS50 SHOP https://cs50.harvardshop.com/ *** LICENSE CC BY-NC-SA 4.0 Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International Public License https://creativecommons.org/licenses/by-nc-sa/4.0/ David J. Malan https://cs.harvard.edu/malan malan@harvard.edu

Learn the basics of React, such as components, props, state, data fetching, and more, while building a job listing frontend. Go beyond video tutorials with our new interactive platform https://startdev.link/youtube Code: https://github.com/bradtraversy/react-crash-2024 React Front To Back Full Course: https://www.traversymedia.com/Modern-React-Front-To-Back-Course Check out all my courses: https://traversymedia.com Social Media: Github - https://github.com/bradtraversy Twitter - https://twitter.com/traversymedia Instagram - https://www.instagram.com/traversymedia Facebook - https://www.facebook.com/traversymedia Linkedin - https://www.linkedin.com/in/bradtraversy Timestamps: 0:00 - Intro 1:55 - What Is React? (Slide) 3:43 - Why React? (Slide) 7:19 - What Are Components? (Slide) 8:21 - What Is State? (Slide) 10:00 - What Are Hooks? (Slide) 11:17 - What Is JSX? (Slide) 12:42 - SPA, SSR, SSG (Slide) 15:38 - Vite (Slide) 16:30 - Project Demo 19:53 - Setup React With Vite 22:29 - File Explanation 25:11 - Boilerplate Cleanup 26:48 - Tailwind CSS Setup 30:24 - JSX Crash Course 39:37 - Start Homepage 42:00 - Navbar Component 43:56 - Image Import 45:24 - Hero Component 46:17 - Props 48:00 - Default Props 48:51 - Wrapper Components 55:14 - JobListings Component 58:50 - Create Lists With map() 1:03:20 - Single JobListing Component 1:05:49 - Limit Jobs to 3 1:07:50 - useState() Hook & Desc Toggle 1:13:07 - Creating an Event 1:14:20 - Updating Component State 1:16:00 - React Icons Package 1:18:00 - React Router Setup 1:20:21 - Create Routes From Elements 1:21:36 - Router Provider 1:22:36 - Homepage Component/Route 1:24:40 - Layouts 1:29:06 - Jobs Page Component/Route 1:30:50 - Link Component 1:34:20 - Custom 404 Page 1:36:55 - Active Links With NavLink 1:41:00 - Conditional Rendering 1:43:10 - JSON Server Setup 1:47:00 - useEffect() & Data Fetching 1:53:07 - Loading Spinner 1:51:06 - Conditional Fetching 1:59:45 - Proxying 2:03:38 - Single Job Page 2:09:04 - useParams() to Get ID 2:12:25 - Data Loaders 2:16:36 - Single Job Output 2:22:00 - Add Job Page 2:23:40 - Working With Forms 2:30:05 - Form Submission 2:35:27 - Pass Function as Prop 2:39:32 - POST Request to Add Job 2:41:45 - Delete Job Button/function 2:45:12 - DELETE Request to Remove Job 2:46:50 - React Toastify Package 2:50:08 - Edit Job Page/Form 2:56:05 - Update Form Submission 2:58:54 - PUT Request to Update Job 3:02:10 - Build Static Assets For Production

Learn Python for AI, machine learning, and web development with this beginner-friendly course! 🚀 Get 6 months of PyCharm FREE with the coupon in the description! 🚀 Want to dive deeper? - Check out my Python mastery course: https://mosh.link/python-course - Subscribe for more awesome Python content: https://goo.gl/6PYaGF 🔗 Related videos https://youtu.be/yVl_G-F7m8c?si=aoIiT6CyaRRfBsRM 👉 New version available Watch here: https://youtu.be/kqtD5dpn9C8 📕 Get the FREE goodies: - Python cheat sheet: https://mosh.link/python-cheatsheet - Supplementary materials (spreadsheet): https://github.com/mosh-hamedani/python-supplementary-materials - Get 6 months of PyCharm for free with this coupon code: MOSH_YOUTUBE - Redeem it at: https://jb.gg/redeem ✋ Stay connected: - Twitter: https://twitter.com/moshhamedani - Facebook: https://www.facebook.com/programmingwithmosh/ - Instagram: https://www.instagram.com/codewithmosh.official/ - LinkedIn: https://www.linkedin.com/school/codewithmosh/ ⭐ My favorite Python books - Python Crash Course: https://amzn.to/2GqMdjG - Automate the Boring Stuff with Python: https://amzn.to/2N71d6S - A Smarter Way to Learn Python: https://amzn.to/2UZa6lE - Machine Learning for Absolute Beginners: https://amzn.to/2Gs0koL - Hands-on Machine Learning with scikit-learn and TensorFlow: https://amzn.to/2IdUuJy 📖 TABLE OF CONTENT 00:00:00 Introduction 00:01:49 Installing Python 3 00:06:10 Your First Python Program 00:08:11 How Python Code Gets Executed 00:11:24 How Long It Takes To Learn Python 00:13:03 Variables 00:18:21 Receiving Input 00:22:16 Python Cheat Sheet 00:22:46 Type Conversion 00:29:31 Strings 00:37:36 Formatted Strings 00:40:50 String Methods 00:48:33 Arithmetic Operations 00:51:33 Operator Precedence 00:55:04 Math Functions 00:58:17 If Statements 01:06:32 Logical Operators 01:11:25 Comparison Operators 01:16:17 Weight Converter Program 01:20:43 While Loops 01:24:07 Building a Guessing Game 01:30:51 Building the Car Game 01:41:48 For Loops 01:47:46 Nested Loops 01:55:50 Lists 02:01:45 2D Lists 02:05:11 My Complete Python Course 02:06:00 List Methods 02:13:25 Tuples 02:15:34 Unpacking 02:18:21 Dictionaries 02:26:21 Emoji Converter 02:30:31 Functions 02:35:21 Parameters 02:39:24 Keyword Arguments 02:44:45 Return Statement 02:48:55 Creating a Reusable Function 02:53:42 Exceptions 02:59:14 Comments 03:01:46 Classes 03:07:46 Constructors 03:14:41 Inheritance 03:19:33 Modules 03:30:12 Packages 03:36:22 Generating Random Values 03:44:37 Working with Directories 03:50:47 Pypi and Pip 03:55:34 Project 1: Automation with Python 04:10:22 Project 2: Machine Learning with Python 04:58:37 Project 3: Building a Website with Django #Python #AI #MachineLearning #WebDevelopment

Learn about Git and GitHub in this tutorial. These are important tools for all developers to understand. Git and GitHub make it easier to manage different software versions and make it easier for multiple people to work on the same software project. This course was developed by Gwen Faraday. Check out her YouTube channel: https://www.youtube.com/channel/UCxA99Yr6P_tZF9_BgtMGAWA 🔗 Git Commands: https://gist.github.com/gwenf/19e5748a5391929e8e938a22c8a4b3f2 🔗 Install git: https://www.atlassian.com/git/tutorials/install-git 🔗 SSH Keys: https://help.github.com/en/github/authenticating-to-github/generating-a-new-ssh-key-and-adding-it-to-the-ssh-agent ⭐️ Contents ⭐️ ⌨️ (0:00) Introduction ⌨️ (1:10) What is git? ⌨️ (1:30) What is version control? ⌨️ (2:10) Terms to be learn in video ⌨️ (5:20) Git commands ⌨️ (7:05) sign up in GitHub ⌨️ (11:32) using git in local machine ⌨️ (11:54) git install ⌨️ (12:48) getting code editor ⌨️ (13:30) inside VS Code ⌨️ (14:30) cloning through VS Code ⌨️ (17:30) git commit command ⌨️ (18:15) git add command ⌨️ (19:15) committing ⌨️ (20:20) git push command ⌨️ (20:30) SSH Keys ⌨️ (25:25) git push ⌨️ (30:21) Review workflow so far ⌨️ (31:40) Compare between GitHub workflow and local git workflow ⌨️ (32:42) git branching ⌨️ (56:30) Undoing in git ⌨️ (1:01:50) Forking in git ⌨️ (1:07:55) Ending Thanks to Harsh Raj for creating these time codes and section descriptions. -- Learn to code for free and get a developer job: https://www.freecodecamp.org Read hundreds of articles on programming: https://freecodecamp.org/news ❤️ Support for this channel comes from our friends at Scrimba – the coding platform that's reinvented interactive learning: https://scrimba.com/freecodecamp

This complete 134-part JavaScript tutorial for beginners will teach you everything you need to know to get started with the JavaScript programming language. ✏️ Course created by @beau Click the ⚙️ to change to a dub track in Hindi (Dubbed via Melt Labs - https://www.withmelt.com/) ⭐️Curriculum⭐️ This is a stand-alone video but it follows the JavaScript curriculum at freecodecamp.org. Access the curriculum here: 🔗 Basic JavaScript: https://learn.freecodecamp.org/javascript-algorithms-and-data-structures/basic-javascript 🔗 ES6 JavaScript: https://learn.freecodecamp.org/javascript-algorithms-and-data-structures/es6 ⭐️Code⭐️ This course was created using scrimba.com. Access the course there along with the code: 🔗 Basic JavaScript: https://scrimba.com/playlist/pny4ghw 🔗 ES6 JavaScript: https://scrimba.com/playlist/p7v3gCd ❤️ Try interactive JavaScript courses we love, right in your browser: https://scrimba.com/freeCodeCamp-JavaScript (Made possible by a grant from our friends at Scrimba) ⭐️Course Contents⭐️ 0:00:00 Introduction 0:01:24 Running JavaScript 0:04:23 Comment Your Code 0:05:56 Declare Variables 0:06:15 Storing Values with the Assignment Operator 0:11:31 Initializing Variables with the Assignment Operator 0:11:58 Uninitialized Variables 0:12:40 Case Sensitivity in Variables 0:14:05 Basic Math 0:15:30 Increment and Decrement 0:16:22 Decimal Numbers 0:16:48 Multiply Two Decimals 0:17:18 Divide Decimals 0:17:33 Finding a Remainder 0:18:22 Augmented Math Operations 0:21:19 Declare String Variables 0:22:01 Escaping Literal Quotes 0:23:44 Quoting Strings with Single Quotes 0:25:18 Escape Sequences 0:26:46 Plus Operator 0:27:49 Plus Equals Operator 0:29:01 Constructing Strings with Variables 0:30:14 Appending Variables to Strings 0:31:11 Length of a String 0:32:01 Bracket Notation 0:33:27 Understand String Immutability 0:34:23 Find the Nth Character 0:36:28 Word Blanks 0:40:44 Arrays 0:41:43 Nest Arrays 0:42:33 Access Array Data 0:43:34 Modify Array Data 0:44:48 Access Multi-Dimensional Arrays 0:46:30 push() 0:47:29 pop() 0:48:33 shift() 0:49:23 unshift() 0:50:36 Shopping List 0:51:41 Write Reusable with Functions 0:53:41 Arguments 0:55:43 Global Scope 0:59:31 Local Scope 1:00:46 Global vs Local Scope in Functions 1:02:40 Return a Value from a Function 1:03:55 Undefined Value returned 1:04:52 Assignment with a Returned Value 1:05:52 Stand in Line 1:08:41 Boolean Values 1:09:24 If Statements 1:11:51 Equality Operators 1:19:17 And / Or Operators 1:21:37 Else Statements 1:22:27 Else If Statements 1:23:30 Logical Order in If Else Statements 1:24:45 Chaining If Else Statements 1:27:45 Golf Code 1:32:15 Switch Statements 1:41:11 Returning Boolean Values from Functions 1:42:20 Return Early Pattern for Functions 1:43:38 Counting Cards 1:49:11 Build Objects 1:50:46 Dot Notation 1:51:33 Bracket Notation 1:52:47 Variables 1:53:34 Updating Object Properties 1:54:30 Add New Properties to Object 1:55:19 Delete Properties from Object 1:55:54 Objects for Lookups 1:57:43 Testing Objects for Properties 1:59:15 Manipulating Complex Objects 2:01:00 Nested Objects 2:01:53 Nested Arrays 2:03:06 Record Collection 2:10:15 While Loops 2:11:35 For Loops 2:13:56 Odd Numbers With a For Loop 2:15:28 Count Backwards With a For Loop 2:17:08 Iterate Through an Array with a For Loop 2:19:43 Nesting For Loops 2:22:45 Do...While Loops 2:24:12 Profile Lookup 2:28:18 Random Fractions and Whole Numbers 2:31:46 parseInt Function 2:33:29 Ternary Operator 2:34:57 Multiple Ternary Operators 2:36:57 var vs let 2:41:32 const Keyword 2:43:40 Mutate an Array Declared with const 2:44:52 Prevent Object Mutation 2:47:17 Arrow Functions 2:53:04 Default Parameters 2:54:00 Rest Operator 2:55:31 Spread Operator 2:57:18 Destructuring Assignment 3:06:39 Template Literals 3:10:43 Simple Fields 3:12:24 Declarative Functions 3:12:56 class Syntax 3:15:11 getters and setters 3:20:25 import and export 🎥 Want something shorter? Here's a 63-second JavaScript course: https://www.youtube.com/watch?v=OXiyLaNo3NE

🎓 Enroll in this course for FREE - get additional lessons, written content, interactive exercises, and more: learn.kevinpowell.co 📂 Get the course files here: https://www.dropbox.com/scl/fo/kusdjekuytcaa3of0vtd4/AChRHcF13pNi93JWusfLW9A?rlkey=tbrbxnabsi52u6onal9rh7fwm&st=iyo2wujq&dl=0 🔗 Get VS Code: https://code.visualstudio.com/ Learn to build websites from scratch - even if you've never written a line of code before. This hands-on course teaches you the fundamentals of HTML and CSS, the building blocks of the web. You'll start with the basics and progress step-by-step to creating your own responsive websites. Perfect for complete beginners who want to start their web development journey. #html #css -- Come hang out with other dev's in my Discord Community 💬 https://discord.gg/nTYCvrK Keep up to date with everything I'm up to ✉ https://www.kevinpowell.co/newsletter Come hang out with me live every Monday on Twitch! 📺 https://www.twitch.tv/kevinpowellcss --- Help support my channel 👨‍🎓 Get a course: https://www.kevinpowell.co/courses 👕 Buy a shirt: https://teespring.com/stores/making-the-internet-awesome 📽️ Join as a channel member: https://youtube.com/@KevinPowell/join 💖 Support me on Patreon: https://www.patreon.com/kevinpowell or through YT memberships: Join this channel to get access to perks: https://www.youtube.com/channel/UCJZv4d5rbIKd4QHMPkcABCw/join --- My editor: VS Code - https://code.visualstudio.com/ --- I'm on some other places on the internet too! If you'd like a behind the scenes and previews of what's coming up on my YouTube channel, make sure to follow me on Instagram and Twitter. Bluesky: https://bsky.app/profile/kevinpowell.co Codepen: https://codepen.io/kevinpowell/ Github: https://github.com/kevin-powell --- And whatever you do, don't forget to keep on making your corner of the internet just a little bit more awesome!

Updated Version - https://youtu.be/32M1al-Y6Ag In this crash course we will explore Node.js fundamentals including modules such as path, url, fs, events and we will create an HTTP server from scratch without Express and deploy to Heroku. Watch Next: Express Crash Course: https://www.youtube.com/watch?v=L72fhGm1tfE Sponsor: DevMountain Bootcamp https://goo.gl/6q0dEa Code: https://github.com/bradtraversy/node_crash_course 💖 Become a Patron: Show support & get perks! http://www.patreon.com/traversymedia Website & Udemy Courses http://www.traversymedia.com Follow Traversy Media: https://www.facebook.com/traversymedia https://www.twitter.com/traversymedia https://www.instagram.com/traversymedia

Let's take a first look at that latest release of shadcn/ui and combine it with Vercel's V0 tool - an AI tool for building front-end UIs on the web. #programming #webdev #thecodereport 💬 Chat with Me on Discord https://discord.gg/fireship 🔗 Resources shadcn/ui https://ui.shadcn.com React 19 updates https://youtu.be/4k6Xgjqkad4 JS Frameworks features in 2024 https://youtu.be/466U-2D86bc 🔥 Get More Content - Upgrade to PRO Upgrade at https://fireship.io/pro Use code YT25 for 25% off PRO access 🎨 My Editor Settings - Atom One Dark - vscode-icons - Fira Code Font 🔖 Topics Covered What is ShadCN? What is v0? AI tools for frontend development How to design a web UI quickly