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@aysylu
aysylu / Measurement Bias Media List
Created May 7, 2015 16:01
List of media for learning more about measurement bias in system benchmarks
Talk: "We Have It Easy, But Do We Have It Right?"
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[https://www.youtube.com/watch?v=DKVRkfXrBpg]
Amer Diwan's talk at Google covering the topics in this paper and
other ideas.
"Why You Should Care About Quantile Regression"
Snippet development
Quickly finding snippets
There are some ways you can quickly find a snippet file:
*
M-x yas/new-snippet
Prompts you for a snippet name, then tries to guess a suitable directory to store it, prompting you for creation if it does not exist. Finally, places you in a new buffer set to snippet-mode so you can write your snippet.
#!/bin/bash
JQPATH=$(which jq)
if [ "x$JQPATH" == "x" ]; then
echo "Couldn't find jq executable." 1>&2
exit 2
fi
set -eu
shopt -s nullglob
@midwire
midwire / reset_routing_table.sh
Last active January 4, 2024 20:01
[Reset routing table on OSX] #osx #devops #networking
#!/usr/bin/env bash
# Reset routing table on OSX
# display current routing table
echo "********** BEFORE ****************************************"
netstat -r
echo "**********************************************************"
for i in {0..4}; do
sudo route -n flush # several times
@amitchhajer
amitchhajer / Count Code lines
Created January 5, 2013 11:08
Count number of code lines in git repository per user
git ls-files -z | xargs -0n1 git blame -w | perl -n -e '/^.*\((.*?)\s*[\d]{4}/; print $1,"\n"' | sort -f | uniq -c | sort -n
@jboner
jboner / latency.txt
Last active May 2, 2024 09:45
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