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# ------------------------------------------------------------------ #
#                       POSTFIX CONFIGURATION                        #
# ------------------------------------------------------------------ #

# ------------------------------------------------------------------ #
#                     1. WHO IS THIS MAIL SERVER?                    #
# ------------------------------------------------------------------ #

myorigin = /etc/mailname

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172.104.159.48
141.98.10.0/24

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#!/bin/bash

useradd -s /bin/bash -d /lab $1
printf "$2\n$2\n" | passwd $1
usermod -aG sudo $1

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package colors

import "strconv"

type Color int

const (
	Black Color = iota
	Red
	Green

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/**
 * Base abstraction of a pair.
 *
 * @param <K>       key
 * @param <V>       value
 */
public interface Entry<K, V> {

    /**
     * Get key.

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    public <T> T makeObject(Class<T> clazz, Object... args) throws NoSuchMethodException, InstantiationException, IllegalAccessException, InvocationTargetException {
        Class<?>[] types = Arrays.stream(args).map(cls -> getPrimitiveType(cls.getClass())).toArray(Class[]::new);
        Constructor<T> constr = getConstructor(clazz, types);
        constr.setAccessible(true);
        return constr.newInstance(args);
    }

    @SuppressWarnings("unchecked")
    public <T> Constructor<T> getConstructor(Class<T> clazz, Class<?>... types) {
        return (Constructor<T>) Arrays.stream(clazz.getDeclaredConstructors())

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import java.util.Arrays;
import java.util.stream.Stream;

public final class QuickSet<E> {

    /**
     * Maximum size of elements before beginning the rotation.
     */
    private final int maxSize;

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#define npos_v 18446744073709551615UL

static std::string color_format(int color) {
    std::string formatted = "\u001b[38;5;" + std::to_string(color) + "m";
    return formatted;
}

typedef struct color_t {
    std::string color;
    std::string escape;

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class Colors:

    @staticmethod
    def red() -> str:
        """
        The color red
        :return: red
        """
        return Colors.__fmt(124)

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#!/bin/bash

cd ~/.Trash
NAME=`echo "$1" | awk -F/ '{print $4}'` 
wget "$1" -q
viu ~/.Trash/"$NAME"
rm ~/.Trash/"$NAME"