eishay’s gists

eishay / MySQL.scala

Created May 2, 2016 22:47

	class MySQL(val handle: SlickDatabase) extends DataBaseComponent {
	val Driver = MySQLDriver
	val dialect = MySqlDatabaseDialect
	}

	object MySQL {
	val driverName = "com.mysql.jdbc.Driver"
	}

eishay / H2.scala

Created May 2, 2016 22:46

	class H2(val handle: SlickDatabase) extends DataBaseComponent {
	val Driver = H2Driver
	val dialect = H2DatabaseDialect
	override def entityName(name: String): String = name.toUpperCase()
	}

	object H2 {
	val driverName = "org.h2.Driver"
	}

eishay / DataBaseComponent.scala

Created May 2, 2016 22:46

	trait DataBaseComponent {
	// the actual Slick driver (e.g. H2 or MySQL)
	val Driver: ExtendedDriver
	// dialect specific to this driver for functions that Slick does not support
	// Usage will be discussed in future blog post
	val dialect: DatabaseDialect[_]
	// A database instance for which connections can be created.
	// Encapsulates either a DataSource or parameters for DriverManager.getConnection().
	val handle: SlickDatabase
	// MySQL and H2 have different preferences on casing the table and column names.

eishay / my_time.sh

Created May 2, 2016 22:43

*/1 * * * * /usr/bin/flock -n /var/lock/my_time /usr/bin/python /path/to/script/my_time.py

eishay / copperEgg.py

Created May 2, 2016 22:42

	import pycurl
	import os
	import socket
	from urllib import pathname2url
	import json
	import urllib2

	# in this specific case we take an average over two hours of the mean(99) of statsd label named "some.thing.total"
	target=pathname2url('summarize(stats.timers.some.thing.total.mean_99,"2hour","avg")')

eishay / newVersion.scala

Created May 2, 2016 22:38

	lazy val currentVersion: ServiceVersion = current.mode match {
	case Mode.Test = ServiceVersion("Test mode service")
	case _ = ServiceVersion(io.Source.fromURL(Play.resource("app_version.txt").get).mkString)
	}

	lazy val compilationTime: DateTime = current.mode match {
	case Mode.Test = currentDateTime
	case _ =
	val timeStr = io.Source.fromURL(Play.resource("app_compilation_date.txt").get).mkString
	DateTimeFormat.forPattern("E, dd MMM yyyy HH:mm:ss Z")

eishay / Build.scala

Created May 2, 2016 22:37

	import org.joda.time.{DateTime, DateTimeZone, LocalDate, LocalTime}
	import org.joda.time.format.DateTimeFormat
	...
	val BUILD_DATETIME_FORMAT = DateTimeFormat.forPattern("yyyyMMdd-HHmm")
	.withLocale(Locale.ENGLISH)
	.withZone(DateTimeZone.forID("America/Los_Angeles"))
	val buildTime = BUILD_DATETIME_FORMAT.print(new DateTime(DateTimeZone.forID("America/Los_Angeles")))
	val appVersion = "%s-%s-%s".format(buildTime,
	"git rev-parse --abbrev-ref HEAD".!!.trim, "git rev-parse --short HEAD".!!.trim)
	val PT = DateTimeZone.forID("America/Los_Angeles")

eishay / ScalaMatchBenchmark.scala

Created December 30, 2013 17:29

	def matching(str: String): Boolean = str match {
	case "another string" => false
	case "yet another" => false
	case "not this" => false
	case "hello world" => true
	case other => false
	}

	def iffing(str: String): Boolean = {
	if (str == "another string") false

eishay / gist:7344161

Last active December 27, 2015 14:59

Options for Play's build script play/framework/build for faster compilation

	java ${DEBUG_PARAM} ${JAVA_OPTS} -Dfile.encoding=UTF-8 -XX:+HeapDumpOnOutOfMemoryError -server \
	-XX:ReservedCodeCacheSize=2g -Xmx4g -Xss4M -XX:MaxPermSize=512M -XX:+DoEscapeAnalysis \
	-XX:+UseCompressedOops -XX:+CMSClassUnloadingEnabled -XX:+UseCodeCacheFlushing \
	-Dplay.version="${PLAY_VERSION}" -Dplay.version="${PLAY_VERSION}" -Dsbt.ivy.home=`dirname $0`/../repository \
	-Dplay.home=`dirname $0` -Dsbt.boot.properties=`dirname $0`/sbt/sbt.boot.properties \
	-jar `dirname $0`/sbt/sbt-launch.jar "$@"

eishay / Build.scala

Last active December 12, 2015 10:09

	import org.joda.time.{DateTime, DateTimeZone, LocalDate, LocalTime}
	import org.joda.time.format.DateTimeFormat
	...
	val BUILD_DATETIME_FORMAT = DateTimeFormat.forPattern("yyyyMMdd-HHmm")
	.withLocale(Locale.ENGLISH)
	.withZone(DateTimeZone.forID("America/Los_Angeles"))
	val buildTime = BUILD_DATETIME_FORMAT.print(new DateTime(DateTimeZone.forID("America/Los_Angeles")))
	val appVersion = "%s-%s-%s".format(buildTime,
	"git rev-parse --abbrev-ref HEAD".!!.trim, "git rev-parse --short HEAD".!!.trim)
	val PT = DateTimeZone.forID("America/Los_Angeles")

Eishay Smith eishay