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Srinath Sankar Checksum

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Doing stuff
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@deiu
deiu / webcryptoapi.html
Last active November 18, 2024 01:55
Web Crypto API example: RSA keygen & export & import & sign & verify & encrypt & decrypt
<!-- MIT License -->
<html>
<head>
<script>
function generateKey(alg, scope) {
return new Promise(function(resolve) {
var genkey = crypto.subtle.generateKey(alg, true, scope)
genkey.then(function (pair) {
resolve(pair)
})
@msoap
msoap / script.go
Last active October 8, 2022 17:23
Run Go program as script
//usr/bin/env go run $0 "$@"; exit
package main
import (
"fmt"
"os"
)
func main() {
fmt.Println("Hello world!")
@sebmarkbage
sebmarkbage / Enhance.js
Last active February 10, 2025 06:23
Higher-order Components
import { Component } from "React";
export var Enhance = ComposedComponent => class extends Component {
constructor() {
this.state = { data: null };
}
componentDidMount() {
this.setState({ data: 'Hello' });
}
render() {
@denji
denji / golang-tls.md
Last active April 17, 2025 21:33 — forked from spikebike/client.go
Simple Golang HTTPS/TLS Examples
Generate private key (.key)
# Key considerations for algorithm "RSA" ≥ 2048-bit
openssl genrsa -out server.key 2048

# Key considerations for algorithm "ECDSA" ≥ secp384r1
# List ECDSA the supported curves (openssl ecparam -list_curves)
@adewes
adewes / eight_queens.sql
Last active August 27, 2024 14:26
Eight Queens Problem Solved using Common Table Expressions
WITH RECURSIVE
positions(i) as (
VALUES(0)
UNION SELECT ALL
i+1 FROM positions WHERE i < 63
),
solutions(board, n_queens) AS (
SELECT '----------------------------------------------------------------', cast(0 AS bigint)
FROM positions
UNION
@bendc
bendc / functional-utils.js
Last active September 15, 2023 12:12
A set of pure ES2015 functions aimed to make functional JavaScript more idiomatic.
// array utils
// =================================================================================================
const combine = (...arrays) => [].concat(...arrays);
const compact = arr => arr.filter(Boolean);
const contains = (() => Array.prototype.includes
? (arr, value) => arr.includes(value)
: (arr, value) => arr.some(el => el === value)
@bdarnell
bdarnell / streaming.py
Created January 11, 2015 21:23
Demo of streaming requests with Tornado
"""Demo of streaming requests with Tornado.
This script features a client using AsyncHTTPClient's body_producer
feature to slowly produce a large request body, and two server
handlers to receive this body (one is a proxy that forwards to the
other, also using body_producer).
It also demonstrates flow control: if --client_delay is smaller than
--server_delay, the client will eventually be suspended to allow the
server to catch up. You can see this in the logs, as the "client
@staltz
staltz / introrx.md
Last active April 19, 2025 05:15
The introduction to Reactive Programming you've been missing
@ismasan
ismasan / sse.go
Last active February 27, 2025 00:15
Example SSE server in Golang
// Copyright (c) 2017 Ismael Celis
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// The above copyright notice and this permission notice shall be included in all
@geraintwhite
geraintwhite / _notepad.html
Last active April 26, 2017 12:14 — forked from olls/notepad.html
HTML Notepad with save, open, local storage and markdown preview. Improved, live version http://dvbris.com/projects/notepad.
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>Notepad</title>