- Install and configure Postgres [https://library.linode.com/databases/postgresql/ubuntu-12.04-precise-pangolin]
- Download latest stable version of plv8 [https://code.google.com/p/plv8js/wiki/PLV8]
- Extract plv8.zip and cd into it.
- sudo apt-get install subversion
- sudo make static
- Copy plv8.so to /usr/lib/postgres/9.1/lib
- Copy plv8--(version).sql and plv8.control to /usr/share/postgres/9.1/extension
- psql -d dbName
- CREATE EXTENSION plv8;
- Repeat 6-8 for plls (livescript) and plcoffee (coffeescript) if required
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#!/bin/bash | |
# | |
# Public-Key Encryption and Decryption | |
# * http://www.openssl.org/ | |
# * http://barelyenough.org/blog/2008/04/fun-with-public-keys/ | |
# | |
# Mac OS X 10.6.4 | |
# OpenSSL 0.9.8l 5 Nov 2009 | |
# Generate keys |
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function uuid() { | |
var uuid = "", i, random; | |
for (i = 0; i < 32; i++) { | |
random = Math.random() * 16 | 0; | |
if (i == 8 || i == 12 || i == 16 || i == 20) { | |
uuid += "-" | |
} | |
uuid += (i == 12 ? 4 : (i == 16 ? (random & 3 | 8) : random)).toString(16); | |
} |
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Rabbitmq conf locations for homebrew | |
/usr/local/etc/rabbitmq/rabbitmq-env.conf | |
/usr/local/etc/rabbitmq/rabbitmq |
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# Fail2Ban configuration file. | |
# | |
# This file was composed for Debian systems from the original one | |
# provided now under /usr/share/doc/fail2ban/examples/jail.conf | |
# for additional examples. | |
# | |
# To avoid merges during upgrades DO NOT MODIFY THIS FILE | |
# and rather provide your changes in /etc/fail2ban/jail.local | |
# | |
# Author: Yaroslav O. Halchenko <debian@onerussian.com> |
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TRANSACTION(事务隔离级别) | |
1. ISOLATION_DEFAULT:这是一个PlatfromTransactionManager默认的隔离级别,使用数据库默认的事务隔离级别。 | |
每种数据库的默认隔离级别是不同的,例如SQL Server、Oracle默认Read Commited,MySQL默认Repeatable Read。 | |
另外四个与JDBC的隔离级别相对应,不同的隔离级别采用不同的锁类型来实现,在四种隔离级别中,Serializable的 | |
隔离级别最高,Read Uncommited的隔离级别最低。 | |
2. ISOLATION_READ_UNCOMMITTED:读未提交数据,这是事务最低的隔离级别,在并发的事务中,它充许一个事务可以 | |
读到另一个事务未提交的更新数据。(会出现脏读,不可重复读和幻读) | |
3. ISOLATION_READ_COMMITTED:读已提交数据,保证在并发的事务中,一个事务修改的数据提交后才能被另外一个事 |
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/** | |
* Author: Ian Gallagher <igallagher@securityinnovation.com> | |
* | |
* This code utilizes jBCrypt, which you need installed to use. | |
* jBCrypt: http://www.mindrot.org/projects/jBCrypt/ | |
*/ | |
public class Password { | |
// Define the BCrypt workload to use when generating password hashes. 10-31 is a valid value. | |
private static int workload = 12; |
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/* | |
* copyright | |
* http://timarcher.com/blog/2007/04/simple-java-class-to-des-encrypt-strings-such-as-passwords-and-credit-card-numbers/ | |
*/ | |
package com.tima.crypto; | |
import java.io.*; | |
import java.util.*; | |
import java.security.*; |
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// List all files in a directory in Node.js recursively in a synchronous fashion | |
var walkSync = function(dir, filelist) { | |
var fs = fs || require('fs'), | |
files = fs.readdirSync(dir); | |
filelist = filelist || []; | |
files.forEach(function(file) { | |
if (fs.statSync(dir + file).isDirectory()) { | |
filelist = walkSync(dir + file + '/', filelist); | |
} | |
else { |
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# | |
# Acts as a nginx HTTPS proxy server | |
# enabling CORS only to domains matched by regex | |
# /https?://.*\.mckinsey\.com(:[0-9]+)?)/ | |
# | |
# Based on: | |
# * http://blog.themillhousegroup.com/2013/05/nginx-as-cors-enabled-https-proxy.html | |
# * http://enable-cors.org/server_nginx.html | |
# | |
server { |
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