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Newlifer / latency.txt
Created November 10, 2017 06:00 — forked from jboner/latency.txt
Latency Numbers Every Programmer Should Know
Latency Comparison Numbers
--------------------------
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
@Newlifer
Newlifer / FFMpeg - FLAC to Ogg
Created September 23, 2016 17:42 — forked from liamcurry/FFMpeg - FLAC to Ogg
Converting FLAC to various formats
ffmpeg -i hlah_3.flac -strict experimental -acodec vorbis -aq 100 hlah.ogg
@Grab('pircbot:pircbot:1.4.2')
import org.jibble.pircbot.*;
def (host, port, channel) = ['chat.freenode.net', 6667, 'gitbot']
def bot = [:] as PircBot
bot.name = 'groovy_bot'
bot.encoding = 'ISO-2022-JP'
bot.connect host, port
bot.joinChannel channel