Satya Prakash Panuganti sat-p

Cryptographic Best Practices

Putting cryptographic primitives together is a lot like putting a jigsaw puzzle together, where all the pieces are cut exactly the same way, but there is only one correct solution. Thankfully, there are some projects out there that are working hard to make sure developers are getting it right.

The following advice comes from years of research from leading security researchers, developers, and cryptographers. This Gist was [forked from Thomas Ptacek's Gist][1] to be more readable. Additions have been added from

Kafka Topics

List existing topics

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

Purge a topic

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

... wait a minute ...

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

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

	cd <localdir>
	git init
	git add .
	git commit -m 'message'
	git remote add origin <url>
	git push -u origin master

	// Reference: http://stackoverflow.com/questions/4822471/count-number-of-lines-in-a-git-repository

	$ git ls-files \| xargs wc -l