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AI Code Editor Prompts

Works for Cursor and Windsurf

Foundational Prompt

A prompt is generated on Claude.ai using Claude 3.7 Sonnet, based on this template:

Step 1: Let it write naturally.

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Crystal SMTP Client

Usage

smtp = SmtpClient.new("SMTP_HOST")
begin
  smtp.authenticate("SMTP_USERNAME", "SMTP_PASSWORD")
  smtp.send_email(
 from: "FROM_EMAIL",

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Real HTTP form routing benchmark

• Hardware: macOS on M3

Cost Efficiency

Crystal 1.15

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# syntax = docker/dockerfile:1

# Make sure RUBY_VERSION matches the Ruby version in .ruby-version and Gemfile
ARG RUBY_VERSION=3.3.0
FROM registry.docker.com/library/ruby:$RUBY_VERSION-alpine as base

# Rails app lives here
WORKDIR /rails

# Set production environment

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Kali Linux on Surface Pro 4

1. Enter UEFI (keep volume [+] and ⏻ button at power up), disable Secure Boot and make USB first in boot order.

2. Install Kali with Gnome environment.

3. Install the Linux Surface kernel.

   wget -qO - https://raw.githubusercontent.com/linux-surface/linux-surface/master/pkg/keys/surface.asc | gpg --dearmor | sudo dd of=/etc/apt/trusted.gpg.d/linux-surface.gpg
   

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// Gatsby + Ant Design + Less

// gatsby-config.js plugins

{
  resolve: `gatsby-plugin-less`,
  options: {
    javascriptEnabled: true,
    modifyVars: {
      hack: `true; @import "${__dirname}/src/components/antd.less";`,

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#!/bin/sh

# Install
pkg install open-vm-tools xf86-input-vmmouse xf86-video-vmware xorg openbox obmenu

# Run services on start (see /etc/rc.conf)
sysrc dbus_enable="YES"
sysrc moused_enable="YES"
sysrc vmware_guest_vmblock_enable="YES"
sysrc vmware_guest_vmhgfs_enable="YES"

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NFCFN.py

Normalize unicode file names (converts UTF-8 NFD to NFC).
Required by macOS clients through AFP/NFS/SMB.

Tested on Synology DSM 6.2 with built-in Python 2.7.12.

Usage

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RewriteEngine on
RewriteCond %{REQUEST_URI} !^/up.php
# TODO: Handle random port.
# TODO: Use ProxyPass or ProxyPassMatch instead of mod_proxy's RewriteRule for better performance.
RewriteRule ^(.*) http://127.0.0.1:8080/$1 [P]