changbinwang

import com.google.common.util.concurrent.*;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;

import java.util.concurrent.Callable;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.Executors;

changbinwang

import sys

from pyspark.context import SparkContext
from numpy import array, random as np_random
from sklearn import linear_model as lm
from sklearn.base import copy

N = 10000   # Number of data points
D = 10      # Numer of dimensions
ITERATIONS = 5

changbinwang

from matplotlib import pylab

def plot_confusion_matrix(cm, genre_list, name, title):
    pylab.clf()
    pylab.matshow(cm, fignum=False, cmap='Blues', vmin=0, vmax=1.0)
    ax = pylab.axes()
    ax.set_xticks(range(len(genre_list)))
    ax.set_xticklabels(genre_list)
    ax.xaxis.set_ticks_position("bottom")
    ax.set_yticks(range(len(genre_list)))

changbinwang

1.
    sudo apt-get install pptpd

2.修改/etc/pptpd.conf
    option /etc/ppp/pptpd-options
    logwtmp
    localip 192.168.0.1
    remoteip 192.168.0.2-3

3.修改/etc/ppp/pptpd-options

changbinwang

public class FixedSizePriorityQueue<E> extends TreeSet<E> {

    private int elementsLeft;

    public FixedSizePriorityQueue(int maxSize) {
        super(new NaturalComparator());
        this.elementsLeft = maxSize;
    }

    public FixedSizePriorityQueue(int maxSize, Comparator<E> comparator) {