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Jethro Kuan jethrokuan

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Author of Org-roam. previously: bytedance, twitter, carousell

aparrish / spacy_intro.ipynb

Last active July 29, 2024 21:03

NLP Concepts with spaCy. Code examples released under CC0 https://creativecommons.org/choose/zero/, other text released under CC BY 4.0 https://creativecommons.org/licenses/by/4.0/

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robert-stuttaford / datomic.clj

Last active April 27, 2018 15:10

Handy protocols for working with Datomic

	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
	;;; Connection

	(defprotocol DatomicConnection
	(as-conn [_]))

	(extend-protocol DatomicConnection
	datomic.Connection
	(as-conn [c] c)
	datomic.db.Db

jboner / latency.txt

Last active November 17, 2024 11:32

Latency Numbers Every Programmer Should Know

	Latency Comparison Numbers (~2012)
	----------------------------------
	L1 cache reference 0.5 ns
	Branch mispredict 5 ns
	L2 cache reference 7 ns 14x L1 cache
	Mutex lock/unlock 25 ns
	Main memory reference 100 ns 20x L2 cache, 200x L1 cache
	Compress 1K bytes with Zippy 3,000 ns 3 us
	Send 1K bytes over 1 Gbps network 10,000 ns 10 us
	Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD