Dev Setup

Hardware Requirements

• RAM: ≥ 16 GB
  • ≥ DDR4
• Disk: SSD (128 GB recommended minimum)
  • HDD is not acceptable → replace it
• CPU: ≥ 4 cores
  • 16 cores preferred

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Operating System (Ubuntu)

• Use Ubuntu 24.04 LTS only
• Download from: https://ubuntu.com/download/desktop/thank-you?version=26.04.1&architecture=amd64&lts=true

Create Bootable USB

• Use balenaEtcher https://ubuntu.com/tutorials/install-ubuntu-desktop#3-create-a-bootable-usb-stick
• Download .deb from: https://github.com/balena-io/etcher/releases/

Pro tip: Keep the bootable USB after installation. You can reuse it for future reinstalls, saving the time and effort of making another one.

Installation Steps

• Boot from USB (BIOS: Escape / F1 / Delete depending on device)
• Select Try or Install Ubuntu
• Language: English (US)
• Accessibility: no changes
• Keyboard:
  • Layout: English (US)
  • Variant: English (US)
• Do NOT connect to the internet during install
  • Faster installation
  • Updates handled later
• Install Ubuntu
• Interactive Installation
• Default selection
• Do NOT install proprietary software
• Erase disk and install Ubuntu
  • ⚠️ This deletes all data
  • Advanced features: None
• No encryption
• Username: dev
• Computer name: local
  • Result: dev@local
• Password: 100
• Require password at login: Yes
• Timezone: Tehran
• Install → wait
• Restart → remove USB
• First login → Next steps:
  • No location services
  • No helping improving Ubuntu
  • Choose dark mode
  • Finish

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Network Setup

• Connect WiFi

• Set up: https://shecan.ir/tutorials/

• Alternatives:

  • https://403.online/
  • https://filtershekan.sbs/

• Reconnect WiFi after setup

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Setup Script

sudo apt update
sudo apt install -y git
cd ~
git clone https://github.com/holizm/core
cd core/commands
./setup

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Docker Fix (if permission denied)

sudo gpasswd -a $USER docker
newgrp docker
sudo groupadd docker
sudo usermod -aG docker $USER

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Chrome Setup

• Disable crash reports
• Sign in

Extensions

• JSONViewer
• Grammarly
• React Developer Tools

Responsive Breakpoints

• 1-xs: 360
• 2-sm: 640
• 3-md: 768
• 4-lg: 1024
• 5-xl: 1280
• 6-2xl: 1536
• 7-3xl: 1920px

Dark Mode (optional)

• chrome://flags → search “dark” → enable
• OR install: https://chromewebstore.google.com/detail/dark-reader/eimadpbcbfnmbkopoojfekhnkhdbieeh?hl=en&pli=1

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VS Code

• Do NOT enable sync
• Do NOT install extra extensions

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RustDesk

Settings → Network:

• ID server: iranrustdesk.ir
• Relay server: iranrustdesk.ir

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Repositories

clone holizm

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Happy coding 🚀

Reinstall everything from scratch after 2–3 months to keep your development system fresh. Run age to check the age of your current installation.