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# Get password from OS X Keychain function | |
# Replace %ACCOUNT_NAME% with account name of Keychain item | |
# See `man security` for more info | |
get_pw () { | |
security 2>&1 >/dev/null find-generic-password -ga "%ACCOUNT_NAME%" \ | |
| sed 's/password: "\(.*\)"/\1/' | |
} | |
# Don't store server credentials in plain text! | |
PASS=$(get_pw) |
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# Last updated May, 2024 for Apple silicon Macs | |
# Install Homebrew if you don't already have it: https://brew.sh | |
# install nano from homebrew | |
brew install nano nanorc | |
# update your nanorc file | |
echo 'include "'"$(brew --cellar nano)"'/*/share/nano/*.nanorc"' >> ~/.nanorc | |
# close and re-open your terminal and you'll have syntax highlighting |
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#!/bin/sh | |
# Credits to: | |
# - http://vstone.eu/reducing-vagrant-box-size/ | |
# - https://github.com/mitchellh/vagrant/issues/343 | |
aptitude -y purge ri | |
aptitude -y purge installation-report landscape-common wireless-tools wpasupplicant ubuntu-serverguide | |
aptitude -y purge python-dbus libnl1 python-smartpm python-twisted-core libiw30 | |
aptitude -y purge python-twisted-bin libdbus-glib-1-2 python-pexpect python-pycurl python-serial python-gobject python-pam python-openssl libffi5 |
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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 |
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