saeedseyfi

#!/usr/bin/env python3
"""
Domain availability checker using RDAP + WHOIS fallback.
Free, no API key needed.

Strategy:
  1. Try IANA bootstrap to find the RDAP server for the TLD
  2. If not in bootstrap, try rdap.org (universal redirect service)
  3. If no RDAP at all, fall back to WHOIS (port 43)

saeedseyfi

Find Closest Available Parent - JavaScript Object Proxy Challenge

Problem

We have an object, containing nested locations and their coordinates:

const data = {
  name: 'World',
  coords: '0,0',
  sweden: {
    name: 'Sweden',

saeedseyfi

import React, { useEffect, useState } from "react";

import { Switch, Case } from "./Switch";
import "./styles.css";

export default function App() {
  const [count, setCount] = useState(1);

  useEffect(() => {
    const inverval = setInterval(() => {

saeedseyfi

# aliases
git config --global alias.co checkout
git config --global alias.br branch
git config --global alias.ci commit
git config --global alias.st status
git config --global alias.lg 'log --oneline'
git config --global alias.last 'log -1 HEAD'

# git-completion
npm i -g git-completion

saeedseyfi

Re-installing Git on Mac OSX with Brew

This is helpful if you've previously installed git from source on OSX, and other compilers can't find the correct path. You need to remove the current version of git, then re-install with brew.

Uninstall git if installed manually

1. Check which git you're running:

which git

saeedseyfi

.my-element {
    padding: 50px;
    background: yellow;
    
    [dir=rtl] & {
        float: right;
    }    

    [dir=ltr] & {
        float: left;

saeedseyfi

$layout-direction: ltr !default;

@mixin ltr {
    @if $layout-direction == ltr {
        @content;
    }
}
@mixin rtl {
    @if $layout-direction == rtl {
        @content;

saeedseyfi

/* ratio.scss output: */

.ratio-1-1 {
  display: block;
  position: relative;
  height: 0;
  overflow: hidden;
  padding-bottom: 100%;
}
.ratio-1-1 img {