잠시만 기다려 주세요.
기술노트with 알렉
2024. 4. 4.
#웹3#웹3.0#데이터보안 웹3 기술이 풀 수 있는 몇 가지 이야기를 하려고 합니다. 웹3.0 기술에 대한 도입 자문, 코넥시 사와 협업 요청 링크입니다. https://forms.gle/PcgbX9KjX6s6SYjGA 코넥시 홈페이지 https://www.koneksi.co.kr/
Visit Our Website: https://interviewpen.com/?utm_campaign=queryplan Join Our Discord (24/7 help): https://discord.gg/Qy85PT9wj6 Like & Subscribe: https://youtube.com/@interviewpen This video goes over how databases work internally--specifically how they parse and execute SQL queries in the most efficient way possible. If you liked this video and want to learn more about fundamental systems and how they can be used to solve problems, check out our full course on https://interviewpen.com/?utm_campaign=codeexecution ! Table of Contents: 0:00 - Introduction 0:09 - What is a Database 0:37 - Declarative vs Imperative 2:10 - Query Execution Process 2:48 - Parser 3:37 - Query Planner 4:09 - Examples of Query Plans 8:04 - Query Planner Overview 8:37 - Query Execution 8:48 - Conclusion Socials: Twitter: https://twitter.com/InterviewPen LinkedIn: https://www.linkedin.com/company/interviewpen Website: https://interviewpen.com/?utm_campaign=queryplan
2024. 6. 16.
Run many iterations of Django across Docker Compose or Raspberry Pis to handle large amounts of time series data. Topics: ✅ Python & Django ✅ Setup Django Project ✅ Integrate Self-Hosted TimescaleDB with Django ✅ Integrate Timescale.com Cloud with Django ✅ Use TimescaleDB with django-timescaledb ✅ Integrate Django & Celery ✅ Django Celery Task to Generate Fake Data ✅ Using a Beat Server to run tasks on a schedule (e.g. every 5 seconds) ✅ Learn how to use Celery Task Queues for Individual Worker Nodes ✅ Run multiple Django instances through Docker Compose to emulate a multi-node production environment ✅ Docker Compose Watch to Auto Refresh Django Container ✅ Multi-Node Django+Celery Running on Docker Compose ✅ Configure Raspberry Pi OS for local network connection ✅ Use Ansible to Configure Pi Cluster for Django ✅ Integrate Production TimescaleDB across Docker Compose, Raspberry PIs, and a local Django project. ✅ TimescaleDB Queries and API Responses ✅ Visualizing Data with TimescaleDB and Chart.js ✅ Customize Python Decouple for multiple dotenv Environment Variable files 💽 Code: https://github.com/codingforentrepreneurs/django-iot-with-timescaledb 🕹️ Links: - Blog Post for Dockerfile: https://cfe.sh/blog/deploy-django-on-railway-with-this-dockerfile/ - django-timescaledb package: https://github.com/jamessewell/django-timescaledb If you like this course, consider: - SaaS Foundations -- Learn about integrating Django with Stripe, User Permissions, GitHub Actions, and much more: https://youtu.be/WbNNESIxJnY - Build Full Stack Web Apps in Pure Python with Reflex - A great challenge would be to use Reflex as a replacement for Next.js: https://youtu.be/ITOZkzjtjUA Thank you to Timescale for sponsoring this course - sign up at https://www.timescale.com/?utm_source=cfe 🚀 Enroll now on https://cfe.sh/enroll 🚀 00:00:00 - Welcome 00:02:44 - Demo 00:07:12 - Requirements 00:10:15 - Setup Django Project 00:16:03 - Priority Dotenv Helper for Python Decouple 00:22:55 - TimescaleDB via Docker Compose 00:34:42 - Integrate TimescaleDB with Django 00:45:51 - Create a TimescaleDB model with django-timescaledb 00:53:17 - Running Code outside the Request Response Cycle with Django and Celery 00:57:33 - Integrate Django & Celery 01:04:50 - Django Celery Task to Generate Fake Data 01:13:45 - Auto Schedule Tasks with Celery Beat 01:19:12 - Celery Task Queues for Individual Worker Nodes 01:29:52 - Django Project within Docker Compose 01:41:54 - Docker Compose Watch to Auto Refresh Django Container 01:47:02 - Multi-Node Celery Running on Docker Compose 01:56:00 - Configure Raspberry Pi OS for your Pi Cluster 02:03:01 - Verify Pi Installation and Create Ansible Inventory File 02:09:42 - Using Ansible to Configure our Pi Cluster for Django 02:41:10 - Production TimescaleDB 02:52:24 - Timescale DB Queries and API Responses 03:05:11 - Additional TimescaleDatabase Queries 03:13:05 - Visualizing Average Temperature Over Time 03:17:18 - Visualizing Average Temperature Per Node Over Time 03:23:36 - Thank you and next steps
2024. 7. 10.
Totally 개발자의 플러터 핵심 강좌 - 쇼핑몰 앱 제작 (간단한 쇼핑몰 앱을 구축합니다) 14강: 로직 구성6 - 파이어베이스 파이어스토어(Firebase Firestore)에 주문 데이터 삽입하기 (결제시작 페이지) 블로그 설명 및 소스 코드: https://totally-developer.tistory.com/190
2024. 2. 12.
React.js real estate booking system design course. React real estate responsive UI design project with HTML, CSS, and React Map. Join React/Next.js Master Course Waitlist: https://list.lama.dev You are watching the 1st part. Watch part 2 (Full-Stack App): https://youtu.be/eJ3YysWaP_A If it is valuable to you, you can support Lama Dev. Join: https://www.youtube.com/channel/UCOxWrX5MIdXIeRNaXC3sqIg/join Buy me a coffee: https://www.buymeacoffee.com/lamadev Source Code (Includes starter and completed branches): https://github.com/safak/react-estate-ui Join Lama Dev groups X/Twitter: https://x.com/lamawebdev Facebook: https://www.facebook.com/groups/lamadev Instagram: https://www.instagram.com/lamawebdev Discord: https://discord.gg/yKremu4mPr 00:00 Introduction 02:17 Installation 08:17 Responsive Layout with CSS 15:36 React Responsive Navbar Design 24:26 React Responsive Hamburger Menu Design 33:09 Real Estate App Homepage Design 34:28 React.js VSCode Snippets 36:00 React Responsive Hero Section Design 44:27 Search Bar Design with React & CSS 01:03:49 React Router Dom Tutorial 2024 01:07:08 React Router Dom Outlet Tutorial 01:12:25 React Responsive List Page Design 01:39:30 React Map Tutorial (Open Source Map Library) 01:40:41 React Leaflet Map Tutorial 01:48:17 React.js Responsive Single Page Design 01:58:23 React.js Image Slider Tutorial From Scratch 02:12:41 Property Features Design 02:30:00 React.js Responsive Profile Page Design 02:45:03 React.js Chat Component Design 02:50:17 React Messenger Chat Window Design 03:00:55 What’s Next? 03:01:25 Outro
2024. 3. 6.
Live At: https://twitch.tv/ThePrimeagen Wanna Become a Backend Dev & Support me at the SAME TIME??? https://boot.dev/prime
2024. 8. 12.
With 1.45, Deno now supports workspaces. Join our livestream where we go over Deno's new workspaces support, demo how you can use it, and show how to use Deno/Node hybrid workspaces. Here's the code from the workspace demo during this livestream: https://github.com/dsherret/npm-to-deno-workspace-example 03:08 What's new in 1.45 03:23 Frozen lockfile with `--frozen` 08:21 deno compile with env vars 10:50 prompt and confirm in Jupyter notebooks 13:39 npm lifecycle scripts support (e.g. post-install scripts) 21:00 Workspace demo with Deno Standard Library 32:29 Workspace with Deno and npm 39:27 Incrementally migrating a npm workspace to Deno Learn more about Deno: https://deno.com
2024. 7. 17.