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const _ = require('underscore'); | |
const { Client } = require('pg'); | |
const all_query = `SELECT id FROM "filter-test"."filter-test";`; | |
const some_query = `SELECT id, blob FROM "filter-test"."filter-test" WHERE id IN ('$(WHERE_IN_FILTER)');`; | |
async function query(q) { | |
const client = new Client({ | |
user: 'postgres', | |
database: 'postgres' |
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#!/usr/bin/python3 | |
import random as r | |
def random_doors(): | |
doors = [False] * 3 | |
doors[r.randint(0, 2)] = True | |
return doors |
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#!/usr/bin/python3 | |
from time import sleep | |
import requests | |
from twilio.rest import Client | |
TWILIO_ACCOUNT_SID = "ACXXX" | |
TWILIO_AUTH_TOKEN = "XXX" | |
FROM = "+1XXXXX" | |
RECIPIENT = "+491XXXX" |
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from bayes_opt import BayesianOptimization | |
from sklearn.cross_validation import KFold | |
import xgboost as xgb | |
def xgbCv(train, features, numRounds, eta, gamma, maxDepth, minChildWeight, subsample, colSample): | |
# prepare xgb parameters | |
params = { | |
"objective": "reg:linear", | |
"booster" : "gbtree", | |
"eval_metric": "mae", |
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public class FlatMapTest { | |
public FlatMapTest() { // <init> //()V | |
<localVar:index=0 , name=this , desc=LFlatMapTest;, sig=null, start=L1, end=L2> | |
L1 { | |
aload0 // reference to self | |
invokespecial java/lang/Object <init>(()V); | |
return | |
} |
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train <- read.csv("train.csv") | |
bound <- floor(nrow(train) * 0.9) | |
train <- train[sample(nrow(train)), ] | |
df.train <- train[1:bound, ] | |
df.validation <- train[(bound+1):nrow(train), ] | |
train.y <- df.train$TARGET | |
validation.y <- df.validation$TARGET | |
dtrain <- xgb.DMatrix(data=df.train, label=train.y) |
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import de.jungblut.math.DoubleVector; | |
import de.jungblut.math.MathUtils; | |
import de.jungblut.math.dense.DenseDoubleVector; | |
import de.jungblut.math.minimize.CostFunction; | |
import de.jungblut.math.minimize.CostGradientTuple; | |
import de.jungblut.math.minimize.Fmincg; | |
public class FminCGNumericalGradient { | |
static class RealCostFunction implements CostFunction { |
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package de.jungblut.nlp; | |
import java.io.IOException; | |
import java.nio.file.Files; | |
import java.nio.file.Paths; | |
import java.util.List; | |
import java.util.concurrent.TimeUnit; | |
import java.util.stream.Collectors; | |
import com.google.common.base.Stopwatch; |
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import java.util.concurrent.Executors | |
import scala.util.Random | |
import java.util.concurrent.ExecutorService | |
import java.util.concurrent.Callable | |
import java.util.concurrent.FutureTask | |
import java.util.concurrent.ExecutorCompletionService | |
import scala.collection.mutable.MutableList | |
object PiEstimator extends App { |
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package de.jungblut.interviews; | |
import java.util.Stack; | |
import com.google.common.base.Preconditions; | |
public class BinaryTree { | |
class TreeNode { | |
TreeNode left; |
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