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This is a numbered list.
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I'm going to include a fenced code block as part of this bullet:
Code More Code
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# Simple, scrappy UDP DNS server in Ruby (with protocol annotations) | |
# By Peter Cooper | |
# | |
# MIT license | |
# | |
# * Not advised to use in your production environment! ;-) | |
# * Requires Ruby 1.9 | |
# * Supports A and CNAME records | |
# * See http://www.ietf.org/rfc/rfc1035.txt for protocol guidance | |
# * All records get the same TTL |
Get Homebrew installed on your mac if you don't already have it
Install highlight. "brew install highlight". (This brings down Lua and Boost as well)
To run this, you can try:
curl -ksO https://gist.githubusercontent.com/nicerobot/2697848/raw/uninstall-node.sh
chmod +x ./uninstall-node.sh
./uninstall-node.sh
rm uninstall-node.sh
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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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" copy all this into a vim buffer, save it, then... | |
" source the file by typing :so % | |
" Now the vim buffer acts like a specialized application for mastering vim | |
" There are two queues, Study and Known. Depending how confident you feel | |
" about the item you are currently learning, you can move it down several | |
" positions, all the way to the end of the Study queue, or to the Known | |
" queue. | |
" type ,, (that's comma comma) |
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/* | |
* Copyright 2014 Chris Banes | |
* | |
* Licensed under the Apache License, Version 2.0 (the "License"); | |
* you may not use this file except in compliance with the License. | |
* You may obtain a copy of the License at | |
* | |
* http://www.apache.org/licenses/LICENSE-2.0 | |
* | |
* Unless required by applicable law or agreed to in writing, software |
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<?xml version="1.0" encoding="utf-8"?> | |
<manifest | |
xmlns:android="http://schemas.android.com/apk/res/android" | |
package="com.novoda.espresso"> | |
<!-- For espresso testing purposes, this is removed in live builds, but not in dev builds --> | |
<uses-permission android:name="android.permission.SET_ANIMATION_SCALE" /> | |
<!-- ... --> | |
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