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#!/usr/bin/python | |
############################################################ | |
# | |
# | |
# author: [email protected] | |
# date: 03/12/2013 | |
# purpose: count inversions in a given array of numbers | |
# | |
# |
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package io.github.czxttkl.stocks.old; | |
import io.github.czxttkl.stocks.auxi.JS; | |
import io.github.czxttkl.stocks.auxi.Stock; | |
import io.github.czxttkl.stocks.auxi.StockGlobal; | |
import io.github.czxttkl.util.UtilJava; | |
import java.io.ByteArrayOutputStream; | |
import java.io.File; | |
import java.io.FileOutputStream; |
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package io.metadata; | |
import java.io.IOException; | |
import java.io.InputStream; | |
import java.net.HttpURLConnection; | |
import java.net.URL; | |
import java.util.Scanner; | |
import org.apache.commons.lang.StringEscapeUtils; |
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import java.net.UnknownHostException; | |
import com.mongodb.DB; | |
import com.mongodb.DBCollection; | |
import com.mongodb.DBCursor; | |
import com.mongodb.MongoClient; | |
/** | |
* @author Zhengxing Chen | |
* |
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/* | |
============================================================================ | |
Name : sh.c | |
Author : Zhengxing Chen | |
Version : | |
Copyright : czxttkl. Achieve Shell basic functions: execution, IO redirection and Pipe. | |
============================================================================ | |
*/ | |
#include <stdlib.h> | |
#include <unistd.h> |
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import java.util.Arrays; | |
public class TestAnything { | |
public static void main(String[] args) throws Exception { | |
int[] seqs = new int[] { 1, 2, 3, 4, 5, 6 }; | |
int[] pointers = new int[] { 0, 1, 2 }; | |
while (!isExhausted(pointers, seqs.length)) { |
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public class TestAnything { | |
public static void main(String[] args) throws Exception { | |
Object[] a = new Object[2]; | |
a[0] = (Object)"aaaa"; | |
a[1] = (Object)"bbbb"; | |
String[] b = convertLsy(a, String.class); | |
} | |
private static <T> T[] convertLsy(Object[] a, Class<T> cls) { |
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@SuppressWarnings("unchecked") | |
public static <T> T[] concatArrays8(T[] arr1, T[] arr2) { | |
T[] both = (T[])Array.newInstance(arr1.getClass().getComponentType(), arr1.length+arr2.length); | |
Object[] bothObj = Stream.concat(Arrays.stream(arr1), Arrays.stream(arr2)).toArray(); | |
for (int i = 0; i < both.length; i++) { | |
both[i] = (T)bothObj[i]; | |
} | |
return both; | |
} |
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import sklearn as sklearn | |
import numpy as np | |
from sklearn.cross_validation import train_test_split | |
from sklearn import linear_model | |
# Create synthetic data | |
num_samples = 500 | |
num_unrelated_features = 1000 | |
def f(x1, x2): |
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package io.github.czxttkl; | |
import java.util.logging.ConsoleHandler; | |
import java.util.logging.Level; | |
import java.util.logging.Logger; | |
import java.util.logging.SimpleFormatter; | |
import org.apache.commons.math3.random.MersenneTwister; | |
import org.apache.commons.math3.random.RandomGenerator; | |
import org.deeplearning4j.datasets.iterator.DataSetIterator; |