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#include <stdio.h> | |
#include <stdlib.h> | |
#include <stdarg.h> | |
#define M 7 | |
#define m malloc | |
#define r rand | |
#define e exit | |
#define f free | |
#define g signal | |
#define t printf |
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#!/usr/bin/env sh | |
## | |
# This is script with usefull tips taken from: | |
# https://github.com/mathiasbynens/dotfiles/blob/master/.osx | |
# | |
# install it: | |
# curl -sL https://raw.github.com/gist/2108403/hack.sh | sh | |
# |
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source :rubygems | |
# We are not loading Active Record, nor Active Resources etc. | |
# We can do this in any app by simply replacing the rails gem | |
# by the parts we want to use. | |
gem "actionpack", "~> 3.2" | |
gem "railties", "~> 3.2" | |
gem "tzinfo" | |
# Let's use thin |
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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 | |
Send 1K bytes over 1 Gbps network 10,000 ns 0.01 ms | |
Read 4K randomly from SSD* 150,000 ns 0.15 ms |