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第一节：登录与注册页面 - 表单与身份验证UI
学习目标 GitHub登录与注册页面分析 登录页面实现 页面结构拆解 步骤1：创建基本HTML结构 步骤2：添加GitHub Logo和登录选项 步骤3：构建登录表单 步骤4：添加记住我选项和新账户链接 步骤5：添加页脚区域 完整的登录页面代码 表单验证状态 错误状态样式 成功状态样式 注册页面实现 注册页面结构拆解 完整的注册页... -
Code Style Guide
Overview Guideline Code Style Template File Overview The code formatting standard in this project is based on the Oracle/Sun Code Convention and Google Java Style . Guide... -
Memory Requirements
The Ambari host should have at least 1 GB RAM, with 500 MB free. To check available memory on any host, run: free - m If you plan to install the Ambari Metrics Service (AMS... -
Collect Information
Before deploying a cluster, you should collect the following information: The fully qualified domain name (FQDN) of each host in your system. The Ambari Cluster Install wizard s... -
orm DTD/XSD
JDO defines XML MetaData in jdo files as well as orm files. As always with XML, the metadata must match the defined DTD/XSD for that file type. This section describes the conten... -
Software Requirements
On each of your hosts: yum and rpm (RHEL/CentOS/Oracle/Amazon Linux) zypper and php_curl (SLES) apt (Debian/Ubuntu) scp , curl , unzip , tar , wget , and gcc* OpenSSL (v1.... -
Install, Start and Test
Next Step The progress of the install displays on the screen. Ambari installs, starts, and runs a simple test on each component. Overall status of the process displays in progres... -
Check DNS and NSCD
All hosts in your system must be configured for both forward and and reverse DNS. If you are unable to configure DNS in this way, you should edit the /etc/hosts file on every hos... -
Configure Postgres to Allow Remote Connections
About This Task Steps About This Task It is critical that you configure Postgres to allow remote connections before you deploy a cluster. If you do not perform these steps in a... -
4.8 Update the date automatically
If you want the date on which the Rmd document is compiled to be reflected in the output report, you can add an inline R expression to the date field in YAML, and use the Sys.Dat...
