dannluciano

import java.util.Scanner;
public class Rot13 {
    public static void main(String[] args) {
        Scanner teclado = new Scanner(System.in);

        char[] mapa = "ABCDEFGHIJKLMNOPQRSTUVWXYZ".toCharArray();
        int chave = 13;
        
        System.out.println("ROT13");
        while(true){

dannluciano

addEventListener("fetch", (event) => {
  console.log("Req", event.request)
  event.respondWith(
    new Response("Hello world", {
      status: 200,
      headers: {
        server: "deploy",
        "content-type": "text/plain",
      },
    }),

dannluciano

FFmpeg cheat sheet

A list of useful commands for the ffmpeg command line tool.

Download FFmpeg: https://www.ffmpeg.org/download.html

Full documentation: https://www.ffmpeg.org/ffmpeg.html

Basic conversion

dannluciano

import sys
import time

cols = 59
steps = 100

if len(sys.argv) > 2:
    steps = int(sys.argv[1])

for s in range(steps):

dannluciano

Pretende usar UUID como PK em vez de Int/BigInt no seu banco de dados? Pense novamente...

TL;TD

Não use UUID como PK nas tabelas do seu banco de dados.

Um pouco mais de detalhes

dannluciano

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner teclado = new Scanner(System.in);
        char c1 = '1', c2 = '2', c3 = '3', 
            c4 = '4', c5 = '5', c6 = '6', 
            c7 = '7', c8 = '8', c9 = '9';

        char jogadorAtual = 'X';

dannluciano

# The definitive guide to setup my Python workspace
# Author: Henrique Bastos <henrique@bastos.net>

PY3=3.8.0
#PY2=2.7.16
PY3TOOLS="youtube-dl pandas s3cmd fabric pytest"
#PY2TOOLS="rename mercurial"

VENVS=~/.ve
PROJS=~/workspace

dannluciano

Let's Destroy C

I have a pet project I work on, every now and then. CNoEvil.

The concept is simple enough.

What if, for a moment, we forgot all the rules we know. That we ignore every good idea, and accept all the terrible ones. That nothing is off limits. Can we turn C into a new language? Can we do what Lisp and Forth let the over-eager programmer do, but in C?

---

dannluciano

qrencode -o wifi.png "WIFI:T:WPA;S:<SSID>;P:<PASSWORD>;;"

dannluciano

import java.util.Scanner;

/**
 * HanoiGame
 */
public class HanoiGame {

    static String[] discos = { "   |   ", "  <=>  ", " <===> ", "<=====>" };
    static int[] coluna1 = { 1, 2, 3 };
    static int[] coluna2 = { 0, 0, 0 };