Volodymyr Hotsyk hotsyk

One-line Tree in Python

Using Python's built-in defaultdict we can easily define a tree data structure:

def tree(): return defaultdict(tree)

That's it!

I hereby claim:

I am hotsyk on github.
I am hotsyk (https://keybase.io/hotsyk) on keybase.
I have a public key whose fingerprint is C89F 6A44 3E9B E20B 1EA7 7763 4064 F790 B2A6 B2A6

To claim this, I am signing this object:

	-- show running queries (pre 9.2)
	SELECT procpid, age(query_start, clock_timestamp()), usename, current_query
	FROM pg_stat_activity
	WHERE current_query != '<IDLE>' AND current_query NOT ILIKE '%pg_stat_activity%'
	ORDER BY query_start desc;

	-- show running queries (9.2)
	SELECT pid, age(query_start, clock_timestamp()), usename, query
	FROM pg_stat_activity
	WHERE query != '<IDLE>' AND query NOT ILIKE '%pg_stat_activity%'

	# Elasticsearch Cheatsheet - an overview of commonly used Elasticsearch API commands

	# cat paths
	/_cat/allocation
	/_cat/shards
	/_cat/shards/{index}
	/_cat/master
	/_cat/nodes
	/_cat/indices
	/_cat/indices/{index}