timotta’s gists

timotta / circle-rays.py

Created November 22, 2017 20:14

Circles and rays for jewelery measure

	from PIL import Image, ImageDraw
	import math

	increment = 10
	margin = 0
	size = 640*2
	angle_increment = 5

	image = Image.new('RGBA', (size, size))
	draw = ImageDraw.Draw(image)

timotta / MapBenchmark.scala

Created March 20, 2018 23:47

Result:

	import java.util.ArrayList
	import java.util.HashMap
	import scala.collection.JavaConverters.asScalaBufferConverter
	import scala.collection.mutable.{Map => MapMutable}

	object MapBenchmark {
	def main(args: Array[String]): Unit = {

	val hm = new HashMap[String, String]()
	hm.put("teste1", "ok1")

timotta / MapBenchmark.scala

Created March 20, 2018 23:47

Result:

	import java.util.ArrayList
	import java.util.HashMap
	import scala.collection.JavaConverters.asScalaBufferConverter
	import scala.collection.mutable.{Map => MapMutable}

	object MapBenchmark {
	def main(args: Array[String]): Unit = {

	val hm = new HashMap[String, String]()
	hm.put("teste1", "ok1")

timotta / MapBenchmark.scala

Last active March 20, 2018 23:57

Scala mutable map is in average 63% worst than java HashMap, and 42% worst in median

	import java.util.ArrayList
	import java.util.HashMap
	import scala.collection.JavaConverters.asScalaBufferConverter
	import scala.collection.mutable.{Map => MapMutable}

	object MapBenchmark {
	def main(args: Array[String]): Unit = {

	val hm = new HashMap[String, String]()
	hm.put("teste1", "ok1")

timotta / HBaseRegions.scala

Last active May 7, 2018 22:17

HBaseRegions with the method `online` that returns only the regions that are returning ok

	import org.apache.hadoop.hbase.HRegionInfo
	import org.apache.hadoop.hbase.HBaseConfiguration
	import org.apache.hadoop.hbase.HConstants
	import org.apache.hadoop.hbase.client.ConnectionFactory
	import org.apache.hadoop.hbase.util.Bytes
	import org.apache.hadoop.hbase.filter.PrefixFilter
	import org.apache.hadoop.hbase.TableName
	import org.apache.hadoop.hbase.client.Scan
	import scala.util.Try
	import scala.collection.JavaConverters._

timotta / imports.py

Created August 31, 2018 14:25

	from sklearn.linear_model import LogisticRegression
	from sklearn.neighbors import KNeighborsClassifier
	from sklearn.svm import SVC
	from sklearn.gaussian_process import GaussianProcessClassifie
	from sklearn.ensemble import RandomForestClassifier
	from sklearn.neural_network import MLPClassifier
	from sklearn.ensemble import AdaBoostClassifier
	from sklearn.naive_bayes import GaussianNB
	from sklearn.discriminant_analysis import QuadraticDiscriminantAnalysis

timotta / gist:dd9ca943b0fbd3382648679ba3a2c642

Created January 11, 2019 11:31

Terminal random chars

cat /dev/urandom | tr -dc 'a-zA-Z' | fold -w 10 | head -n 1

timotta / ml-engine.sh

Last active February 9, 2019 16:36

	JOBID=`cat /dev/urandom \| tr -dc 'a-zA-Z' \| fold -w 10 \| head -n 1`

	gcloud ml-engine jobs submit training $JOBID \
	--module-name=$MODULE \
	--region=us-central1 \
	--package-path=$PACKAGE \
	--job-dir=$BUCKET \
	--project=$PROJECT \
	--scale-tier=basic_gpu

timotta / erase.sh

Created February 14, 2019 19:18

Erase HD

dd if=/dev/urandom of=/dev/sdX bs=1M

timotta / .gitignore_global

Created February 15, 2019 12:48

Tiago Albineli Motta timotta