hot-cold-cities/README.md
2025-03-05 21:54:59 +02:00

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# sv
Everything you need to build a Svelte project, powered by [`sv`](https://github.com/sveltejs/cli).
## Creating a project
If you're seeing this, you've probably already done this step. Congrats!
```bash
# create a new project in the current directory
npx sv create
# create a new project in my-app
npx sv create my-app
```
## Developing
Once you've created a project and installed dependencies with `npm install` (or `pnpm install` or `yarn`), start a development server:
```bash
npm run dev
# or start the server and open the app in a new browser tab
npm run dev -- --open
```
## Building
To create a production version of your app:
```bash
npm run build
```
You can preview the production build with `npm run preview`.
> To deploy your app, you may need to install an [adapter](https://svelte.dev/docs/kit/adapters) for your target environment.
```sql
select count(*) from cities where cities.country_id IS NOT NULL;
select distinct country from cities c where country_id IS NULL;
SELECT DISTINCT c.id, c.name, c.emoji
FROM countries c
INNER JOIN cities ci ON c.id = ci.country_id ORDER BY c.name;
select count(*) from cities where capital in ('capital', 'admin') or (population >= 100000 and population != '');
```
```
```