estebanz01

require 'benchmark'

arr = 1_000.times.map { (1..100).to_a }

Benchmark.bm 10 do |x|
  x.report('#concat') { arr.each_with_object([]) { |x, memo| memo.concat([1001]) } }
  x.report('#flat_map') { arr.flat_map { |x| x << [1001] } }
end

estebanz01

splitdf <- function(dataframe, seed=NULL) {
    if (!is.null(seed)) set.seed(seed)
    index <- 1:nrow(dataframe)
    trainindex <- sample(index, trunc(length(index)/2))
    trainset <- dataframe[trainindex, ]
    testset <- dataframe[-trainindex, ]
    list(trainset=trainset,testset=testset)
}

#Source of this function: http://www.gettinggeneticsdone.com/2011/02/split-data-frame-into-testing-and.html

estebanz01

// Example program
#include <iostream>
#include <vector>
#include <string>

using namespace std;

class Node {
    public:
        int data;

estebanz01

// Example program
#include <iostream>
#include <vector>
#include <string>

using namespace std;

class Node {
    public:
        int data;

estebanz01

// Example program
#include <iostream>
#include <string>

using namespace std;

class Elemento {
    public:
        int dato;
        Elemento* siguiente;

estebanz01

// Example program
#include <iostream>
#include <string>

using namespace std;

class Elemento {
    public:
        int dato;
        Elemento* siguiente;

estebanz01

// Example program
#include <iostream>
#include <string>

using namespace std;

class Leave {
    public:
        int data;
        Leave* left;

estebanz01

#include <iostream>
#include <string>
#include <iomanip>

using namespace std;

class Leave {
  public:
    int idNumber;
    string name;

estebanz01

This Gist confirms the Linked Identity in my OpenPGP key, and links it to this GitHub account.

Token for proof:
[Verifying my OpenPGP key: openpgp4fpr:d97d4f52f25a2a8d5e8874a061dea3a7bf851a0f]

estebanz01

Keybase proof

I hereby claim:

• I am estebanz01 on github.
• I am estebanz01 (https://keybase.io/estebanz01) on keybase.
• I have a public key ASBd7idQRbpevu7U2Qy50R8IEZPCf9scloEWWPAoy-bLFwo

To claim this, I am signing this object: