Skip to content

Instantly share code, notes, and snippets.

View elarib's full-sized avatar

elarib

15 followers · 30 following
View GitHub Profile
@elarib
elarib / EnvHacker.scala
Created August 4, 2021 12:29 — forked from vpatryshev/EnvHacker.scala
Setting environment variables in Scala JVM
import java.util.{Collections, Map => JavaMap}
import scala.collection.JavaConverters._
trait EnvHacker {
/**
* Portable method for setting env vars on both *nix and Windows.
* @see http://stackoverflow.com/a/7201825/293064
*/
def setEnv(newEnv: Map[String, String]): Unit = {
try {
@elarib
elarib / travis-local.md
Last active November 21, 2020 05:50 — forked from fulldecent/travis-local.md
Run Travis build locally

travis-local.md

Preconditions:

  1. POSIX or Windows system
  2. Install Docker
  3. A GitHub repo that already builds on Travis

Postcondition:

@elarib
elarib / kafka-cheat-sheet.md
Created July 19, 2019 12:17 — forked from ursuad/kafka-cheat-sheet.md
Quick command reference for Apache Kafka

Kafka Topics

List existing topics

bin/kafka-topics.sh --zookeeper localhost:2181 --list

Describe a topic

bin/kafka-topics.sh --zookeeper localhost:2181 --describe --topic mytopic

Purge a topic

bin/kafka-topics.sh --zookeeper localhost:2181 --alter --topic mytopic --config retention.ms=1000

... wait a minute ...