evolvah

#include <stdio.h>
 
union Reg1or2 {
    u_int8_t r1;
    u_int8_t r2;
    } r_1_2;

union Reg3or4or5 {
    u_int8_t r3;
    u_int8_t r4;

evolvah

docker build -t x .
docker tag x y
docker tag x z
docker push y
docker push z
docker rmi z
docker rmi y
docker rmi x
# this finishes with no errors but the image "z" magically survives.
# how is this possible?

evolvah

~/files/c-bf $ cat c-bf.c && gcc c-bf.c -o 1 && ./1 && gcc -v
#include <stdio.h>

int main(int argc, char const *argv[])
{
    int a = 5, а = 1;
    printf("a = %u\n", a);
    printf("a = %u\n", а);
 printf("a = %u\n", a);

evolvah

~/files/java-bf $ cat Duh.java && javac Duh.java && java Duh && java -version

public class Duh {
    public static void main(String[] args) {
        int a = 5, а = 1;
        System.out.println("a = " + a);
        System.out.println("a = " + а);
        System.out.println("a = " + a);
 System.out.println("a = " + а);

evolvah

#ifndef _PID_SOURCE_
#define _PID_SOURCE_

#include "pid.h"

class PIDImpl
{
    public:
        PIDImpl( double dt, double max, double min, double Kp, double Kd, double Ki );
        ~PIDImpl();