validate

MySQL安装之yum安装 在CentOS7中默认安装有MariaDB，这个是MySQL的分支，但为了需要，还是要在系统中安装MySQL，而且安装完成之后可以直接覆盖掉MariaDB。 1. 下载并安装MySQL官方的 Yum Repository 1 [root@BrianZhu /]# wget -i -c http://dev.mysql.com/get/mysql57-community-release-el7-10.noarch.rpm 　　使用上面的命令就直接下载了安装用的Yum Repository，大概25KB的样子，然后就可以直接yum安装了。 1 [root@BrianZhu /]# yum -y install mysql57-community-release-el7-10.noarch.rpm 　　下面就是使用yum安装MySQL了 1 [root@BrianZhu /]# yum -y install mysql-community-server 　　这步可能会花些时间，安装完成后就会覆盖掉之前的mariadb。 出现这样的提示表示安装成功 2. MySQL数据库设置 首先启动MySQL 1 [root@BrianZhu /]# systemctl start mysqld.service 查看MySQL运行状态，运行状态如图： 1 [root

TAPaaS，全称为Tap as a Service，其主要功能是将流量镜像到特定的、运行有流量分析软件的虚拟机中，以实现租户流量的可视化。 数据类型 TaaS中主要定义了两个数据类型，如下： Tap Service ：指的是一个流量镜像服务的实例，其中一个Tap Service需要关联一个Destination Port(流量需要镜像到的目的地，即：镜像目的地)，同时，一个Tap Service可以包含多个Tap Flow，对于Tap Flow的解释参见如下。Tap Service中定义了若干个字段值，具体如下所示，其中port_id即为关联的Destination Port。 1234567891011121314151617 'tap_services': { 'id': {'allow_post': False, 'allow_put': False, 'validate': {'type:uuid': None}, 'is_visible': True, 'primary_key': True}, 'tenant_id': {'allow_post': True, 'allow_put': False, 'validate': {'type:string': None}, 'required_by_policy': True, 'is_visible': True},

yum 安装cm 主机名 /etc/hosts hostnamectl set-hostname foo-1.dataexa.com hostnamectl set-hostname foo-2.dataexa.com hostnamectl set-hostname foo-2.dataexa.com hostnamectl set-hostname cdh-1.dataexa.com hostnamectl set-hostname cdh-2.dataexa.com cat >> /etc/hosts <<EOF 192.168.2.150 cdh-1.dataexa.com cdh-1 192.168.2.117 cdh-2.dataexa.com cdh-2 EOF 192.168.1.142 foo-1.dataexa.com foo-1 192.168.1.143 foo-2.dataexa.com foo-2 swappiness /proc/sys/vm/swappiness 设置为 10 echo never > /sys/kernel/mm/transparent_hugepage/defrag selinux vi /etc/selinux/config sed -i 's/SELINUX=enforcing/SELINUX=disabled/' /etc

1.安装 npm install vee-vaildate@ next --save 2.在main.js中引入 import VeeValidate from 'vee-validate' ; 3.引入中文（依旧在main.js中） import zh_CN from 'vee-validate/dist/locale/zh_CN' import { Validator } from 'vee-validate' ; Validator.addLocale(zh_CN); Vue.use(VeeValidate,{ local: 'zh_CN' , delay: '1000' , } ) 4.接着3.的Vue.use 里的其他配置： const config = { errorBagName: 'errors' , fieldsBagName: 'fields' , delay: 0 , //错误提示的延迟时间 locale: 'zh_CN' , //对语言（中文）的配置 strict: true , //没有设置规则的表单不进行校验， enableAutoClasses: false , classNames: { touched: 'touched' , // the control has been blurred untouched: 'untouched' , //

在CentOS中默认安装有MariaDB，这个是MySQL的分支，但为了需要，还是要在系统中安装MySQL，而且安装完成之后可以直接覆盖掉MariaDB。 1 下载并安装MySQL官方的 Yum Repository [root@localhost ~]# wget -i -c http:// dev.mysql.com/get/mysql57-community-release-el7-10.noarch.rpm 使用上面的命令就直接下载了安装用的Yum Repository，大概25KB的样子，然后就可以直接yum安装了。 [root@localhost ~]# yum -y install mysql57-community-release-el7-10.noarch.rpm 之后就开始安装MySQL服务器。 [root@localhost ~]# yum -y install mysql-community-server 这步可能会花些时间，安装完成后就会覆盖掉之前的mariadb。 至此MySQL就安装完成了，然后是对MySQL的一些设置。 2 MySQL数据库设置 首先启动MySQL [root@localhost ~]# systemctl start mysqld.service 查看MySQL运行状态，运行状态如图： [root@localhost ~]#

安装包准备 1．查看mysql是否安装，如果安装了，卸载mysql （1）查看 [root@hadoop102 桌面]# rpm -qa|grep mysql mysql-libs-5.1.73-7.el6.x86_64 （2）卸载 [root@hadoop102 桌面]# rpm -e --nodeps mysql-libs-5.1.73-7.el6.x86_64 在CentOS中默认安装有MariaDB，这个是MySQL的分支，但为了需要，还是要在系统中安装MySQL，而且安装完成之后可以直接覆盖掉MariaDB。 1 下载并安装MySQL官方的 Yum Repository [root@localhost ~]# wget -i -c http://dev.mysql.com/get/mysql57-community-release-el7-10.noarch.rpm 使用上面的命令就直接下载了安装用的Yum Repository，大概25KB的样子，然后就可以直接yum安装了。 [root@localhost ~]# yum -y install mysql57-community-release-el7-10.noarch.rpm 之后就开始安装MySQL服务器。 [root@localhost ~]# yum -y install mysql-community

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: I'm returning a model to my view on the initial load of a page, the model is populated from the DB, I want to validate the model so that when the user receives the page a validation summary show the errors if any. I have tried using TryValidateModel(model) but this does not work, it does not update the ModelState, the reasion I assume is that it will only validate against what is populated from the ModelBinder Is there anyway around this? I just want to validate the model first without the user having to post it back... [Authorize, HttpGet,

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: Each form in the application has a set of radiobuttons. Once selected, only certain fields associated with that radiobutton will need to be validated. I am using MVC 3 and need the validation to work client side. Simply using DataAnnotations I can only validate all fields on the form. IValidatableObject doesn't work clientside. IClientValidatable looks like it might do the job, but it seems I would have to write a new attribute for every standard DataAnnotation attribute. RemoteValidation works with one field at a time. Another option would

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 由 翻译 强力驱动 问题: I've setup a model and behavior where the behavior contains some custom validation rule methods like match for ensuring two fields have identical values, and this works, but there are some very generic $validate rules that I'd like to reuse in different models for things like passwords. When I put the $validate array into my ValidateBehavior and invoke validate in my controller, it doesn't appear to hit any validations and everything passes even though the fields are incorrect. Can I use $validate in my behavior have my model use

1 题目 Write a function to check whether an input string is a valid IPv4 address or IPv6 address or neither. IPv4 addresses are canonically represented in dot-decimal notation, which consists of four decimal numbers, each ranging from 0 to 255, separated by dots ("."), e.g.,172.16.254.1; Besides, leading zeros in the IPv4 is invalid. For example, the address 172.16.254.01 is invalid. IPv6 addresses are represented as eight groups of four hexadecimal digits, each group representing 16 bits. The groups are separated by colons (":"). For example, the address 2001:0db8:85a3:0000:0000:8a2e:0370:7334