I’m creating a websocket based chat app to experiment with Fresh, but I’m struggling to render a basic list of messages to the page. Here’s some code: routes/chat.tsx export default function Chat() { return ( <div> // … <MyIsland username={username.value}></MyIsland> </div> ) } islands/MyIsland.tsx export default function MyIsland(props: IslandProps) { const ws = useSignal<WebSocket |… Read More Deno fresh – List in island not updating

I am calculating the average of values in a table CREATE TABLE measurements ( id SERIAL PRIMARY KEY, measurement INTEGER NOT NULL ); import postgres from "https://deno.land/x/postgresjs@v3.3.3/mod.js&quot;; const averageMeasurement = async() => { const rows = await sql`SELECT AVG(measurement) AS average FROM measurements`; return rows[0].average; } const sql = postgres({}); export{averageMeasurement} How can I exclude… Read More PostgreSQL Excluding values from average

I used a regex "(.*?)" to get all the things between quotation marks in a string. After running the operations on the array provided by exec(), I now have an array of these slices to put back into the string. How might I map this array back to the string using the regex? I know… Read More map array of parts to string via regex in deno (typescript)

I’m building a web3 project in Deno, and I’m having a hard time trying to get the init code hash of a contract from the bytecode, how can I achieve that in Deno? >Solution : To get the init code hash of a contract, you have to do keccak256(bytecode), in Deno you can achieve that… Read More How can I get the init code hash of a Solidity contract in Deno?

I’m trying to get errors from all files in a project, not only open files. Is there a Deno version of this setting: "typescript.tsserver.experimental.enableProjectDiagnostics": true A command to scan entire project for errors from terminal would also work. I’m using VSCode and Deno 1.28.2. Thanks in advance! >Solution : Refer to the Type Checking section… Read More Project wide diagnostics in Deno?

I am trying to connect with the Jira REST api using Deno. My Library of choice is Jira.js. I’ve used both installing the node_modules locally and referencing the modules through the library link. To no avail, deno gives me the same type of error. This is my code. //import { Version2Client } from "./node_modules/jira.js/src/index.ts"; import… Read More Deno keeps giving me the same type of error on different modules

How do I use the deno’s node compatibility mode with definitely typed modules? I tried this but that didn’t seem to work as intended. /// <reference types=’npm:@types/three’ /> I simply want the types available globally within my project I do not want three.js library included in my code, only types >Solution : As of Deno… Read More How to include Definitely Typed library to my deno project?