How the production environment at Google fits together for networking, monitoring and finishing with a sample service architecture at Google. I am a Site Reliability Engineer at Google, annotating the SRE book in a series of posts. The opinions state…

A brief tour of some of the important components of a Google Datacenter.   A photo of the interior of a real Google Datacenter in North Carolina. Seen here are rows of racks containing machines. I am a Site Reliability Engineer at Google, annotating…

Submary 又升级了,目录结构有变化了 . project.json and Visual Studio 2015 with .NET Core On March 7, 2017, the .NET Core and ASP.NET Core documentation was updated for the release of Visual Studio 2017. The previous version of the documentation used Visual Studio…

Implement a deployment tool such as Ansible, Chef, Puppet, or Salt to automate deployment and management of the production environment…

Publish to a Linux Production Environment By Sourabh Shirhatti In this guide, we will cover setting up a production-ready ASP.NET environment on an Ubuntu 14.04 Server. We will take an existing ASP.NET Core application and place it behind a reverse-p…

一:ef中的三种开发方式 1. db first... db放在第一位,在我们开发之前必须要有完整的database,实际开发中用到最多的... <1> DBset集合的单复数... db => model 2. model first... 根据model生成数据库,和我们的sqlserver的可视化类视图是一样的... 其实sqlserver也是有自己的类视图... 如果用ef来创建: <1> 生成类图.. <2> 根据模型生成数据库... 3. code f…

In Comupter Secuity: from https://en.wikipedia.org/wiki/Sandbox_(computer_security) In computer security, a sandbox is a security mechanism for separating running programs. Sandboxing is frequently used to test unverified programs that may contain a…

最近Google Testing Blog上开始连载The Google Test and Development Environment(Google的测试和开发环境),因为blogspot被墙,我还是原文转载过来. The Google Test and Development Environment - Pt. 1: Office and Equipment The Google Test and Development Environment - Pt. 2: Dogfooding an…

Contents Introduction Background Hello Closure World Dependency Management Making an AJAX call with Google Closure Closure Templates Using plovr to Simplify Closure Development More Closure Templates Animations in Google Closure Using plovr for Produ…

RabbitMQ does not allow re-declaring a queue with different values of parameters such as durability, auto delete, etc. Some parameters could be configured both by queue parameter and server-side policies, but if both are set, queue parameters win. So…

Steps to rebuild PPE environment: (CTS) 1, Disable both CTS Daily Job (Daily) and CTS Daily Job (Start From Failure/Preprocess) from task scheduler on PPE environment. 2, Backup Code and configuration for PPE environment: backup C:\CTS and C:\Package…

错误信息 Missing `secret_key_base` for 'production' environment, set this value in `config/secrets.yml` 因为rails 4 出于安全考虑,需要在production 的情况下 ,生成一个key,通过 web_app/config/secrets.yml 读取. production: secret_key_base: <%= ENV["SECRET_KEY_BASE"] %> 由…

The key component of MyBatis is SqlSessionFactory from which we get SqlSession and execute the mapped SQL statements. The SqlSessionFactory object can be created using XML-based configuration or Java API. The most commonly used approach for building…

一.在asp.net core中使用多个环境 ASP.NET Core 配置是基于运行时环境, 使用环境变量.ASP.NET Core 在应用启动时读取环境变量ASPNETCORE_ENVIRONMENT,并将该值存储在 IHostingEnvironment.EnvironmentName 中.ASPNETCORE_ENVIRONMENT 可设置为任意值,但框架支持三个值:Development.Staging 和 Production. 如果发布项目未设置 ASPNETCORE_ENVIRO…

黄衫女子的武功似乎与周芷若乃是一路,飘忽灵动,变幻无方,但举手抬足之间却是正而不邪,如说周芷若形似鬼魅,那黄衫女子便是态拟神仙. 这段描写出自<倚天屠龙记>第三十八回. “九阴神抓”本是<九阴真经>中的上乘武功,但当初梅超风夫妇由于拿到的<九阴真经>不完整,学不到里面的内功心法,硬是把这门上乘武功练到了邪路上,于是就成了“九阴白骨爪”.周芷若为求速成,也练就了这门邪功. 但黄衫女子乃出身武林名门(相传是杨过和小龙女的后人),自然修炼的是正宗的<九阴真经>.虽…

In this lesson, we’ll make a few small changes to our scripts and add some environment variables that will be used at build time to get our application ready to be deployed to a production environment using the now service. Once properly configured,…

目录 目录 前文列表 Controller Node Install and configure components Setup DNS Server Setup NTP Server Install SQL Database Setup Message queue Setup Memcached 前文列表 Openstack组件部署 - Overview和前期环境准备 Controller Node 控制节点是整个Openstack控制枢纽,可以将Database.Message queue…

Awesome系列的Java资源整理.awesome-java 就是akullpp发起维护的Java资源列表,内容包括:构建工具.数据库.框架.模板.安全.代码分析.日志.第三方库.书籍.Java 站点等等. 经典的工具与库 (Ancients) In existence since the beginning of time and which will continue being used long after the hype has waned. Apache Ant - Build…

Create an offline installation of Visual Studio 2017 RC ‎2016‎年‎12‎月‎7‎日                                                                                                  In this article Create a layout Install from a layout Update an installation lay…

虽然忙,有些事还是要抽时间做; Erlang Resources 小站 2014年1月~6月资讯合集,方便检索.      小站地址: http://site.douban.com/204209/   1月   114 RR Elixir with José Valim by CHARLES MAX WOOD on JULY 17, 2013 http://rubyrogues.com/114-rr-elixir-with-jose-valim/   "The Erlang Runtime Sy…

Optimizer+ 是 Zend 开发的闭源但可以免费使用的 PHP 优化加速组件,是第一个也是最快的 opcode 缓存工具.现在,Zend 科技公司将 Optimizer+ 在 PHP License 下开源成为 Zend Opcache. GitHub地址:https://github.com/zendtech/ZendOptimizerPlus Zend OPcache 通过 opcode 缓存和优化提供更快的 PHP 执行过程.它将预编译的脚本文件存储在共享内存中供以后使用,从而避免…

MAGENTO - APACHE SOLR INTEGRATION - PART II (SETUP) Tue, 03/01/2011 - 18:30 Tweet Development E-Commerce Magento Continuing with the short series about integrating Magento with Apache Solr (started in this post), we'll now see how to set up and put S…

最近公司要实现在各种网络环境下面的多屏互动(机顶盒.android phone.iphone及PC端)的需求:由于IP地址资源有限的原因,目前我们使用的各种终端设备都位于局域网后面也就是多台设备共享同一个公网IP:例如:如果位于局域网里面的一个终端Agent A要与互联网上的另一个终端Agent B通信,当A发送的data packet经过局域网出口处的NAT设备时,NAT会将data packet里面的source address字段替换成相应的公网IP和Port,然后再发送data pack…

Build Tool Tools which handle the buildcycle of an application. Apache Maven - Declarative build and dependency management which favors convention over configuration. It's preferable to Apache Ant which uses a rather procedural approach and can be di…

章节概述: MYSQL数据库管理系统被Oracle公司收购后从开源换向到了封闭,导致包括红帽在内的许多Linux发行版选择了MariaDB. 本章节将教会您使用mariaDB数据库管理工具来管理数据库,学习对数据表单的新建.搜索.更新.插入.删除等常用操作. 并且熟练掌握对数据库内用户的创建与授权,数据库的备份与恢复方法,不仅满足了RHCE考题要求,还能帮助您的运维工作. 本章目录结构 18.1 数据库管理系统 18.2 初始化mariaDB服务程序 18.3 管理数据库与表单数据 18.3.1…

使用的是linode的centos7系统,安装mysql发现已经默认的是mariadb. 但是不管是使用linode官网说明还是百度搜索到的的根本安装方法无法安装成功. 总是提示这一句: ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2) 最后通过google 搜索 install mariadb on centos 7得到了安装的关键一步.…

http://queue.acm.org/detail.cfm?id=1854041 The July/August issue of acmqueue is out now acmqueue is free for ACM professional members. Non-members can purchase an annual subscription for $19.99 or a single issue for $6.99. Download the app from iTune…

Preface Usually, memory allocation of OS is fast, especially the computer has just started. But over time memory fragmentation becomes serious, memory allocation and access will become more and more slowly. Memory fragmentation caused by the continuo…

1. Because of a power outage,instance failure has occurred. From what point in the redo log does recovery begin and where does it end?A. Current redo log and inactive redo logB. Checkpoint position to end of redo logC. Beginning of redo log to end of…

Awesome Java A curated list of awesome Java frameworks, libraries and software. Awesome Java Ancients Bean Mapping Build Bytecode Manipulation Cluster Management Code Analysis Code Coverage Compiler-compiler Configuration Constraint Satisfaction Prob…