如何在HTML中使用文本输入选项实现选择样式下拉菜单?
想法是有人可以从预定义选项列表中进行选择,或者输入他们自己的选项.
我有两个在同一个数据库上运行的cakephp2应用程序,但是相应地具有不同的Auth表和不同的$ this-> Auth-> userModel值.身份验证效果很好,一个应用的用户无法登录其他应用.
但是,当应用程序使用相同的CAKEPHP会话cookie时,会发生以下情况:当应用程序"one"的用户登录时,它可以访问应用程序"两个"中的任何受Auth保护的操作!
我可能会使用不同的用户角色和cookie名称.但是,为什么Auth组件在检查会话时忽略了Auth-> userModel设置?有没有办法将其配置为在这种情况下正常工作?
在此先感谢您的任何建议.
我有一个名为User的ActiveRecord类.我正在尝试创建一个关注点Restrictable,其中包含一些这样的参数:
class User < ActiveRecord::Base
include Restrictable # Would be nice to not need this line
restrictable except: [:id, :name, :email]
end
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我想提供一个实例方法restricted_data,该方法可以对这些参数执行某些操作并返回一些数据.例:
user = User.find(1)
user.restricted_data # Returns all columns except :id, :name, :email
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我该怎么做呢?
我正在使用vagrant-winnfsd插件在Windows 8.1主机上添加Vagrant的NFS支持.我正在运行Ubuntu 14.04客户端.
我正在使用此设置来运行Rails应用程序.除了Rails/Carrierwave尝试从tmp目录中删除生成此错误的文件时,一切都运行良好:
Errno::EIO (Input/output error @ dir_s_rmdir - /vagrant/myproject/public/uploads/tmp/1421108602-18479-5242):
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这是我的Vagrant文件的相关部分:
config.vm.network "private_network", type: "dhcp"
config.vm.synced_folder ".", "/vagrant", type: "nfs"
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关于如何解决这个问题的任何想法?
鉴于此Vue 2组件:
Vue.component('read-more', {
props: {
'text': String,
'clamp': {
type: String,
default: 'Read More'
},
'less': {
type: String,
default: 'Read Less'
},
'length': {
type: Number,
default: 100
}
},
template: `
<p>
<span v-if="!show">{{truncate(text)}} <a href="javascript:;" v-if="text.length >= length" @click="toggle()">{{clamp}}</a></span>
<span v-if="show">{{text}} <a href="javascript:;" @click="toggle()" v-if="text.length >= length">{{less}}</a></span>
</p>
`,
methods: {
truncate(string) {
if (string) {
return string.toString().substring(0, this.length);
}
return '';
},
toggle() {
this.show = !this.show;
},
},
data() {
return {
show: false, …Run Code Online (Sandbox Code Playgroud) 在AngularJS(v1.1.3)中提交后,我无法重置表单字段.这是我正在尝试做的事情的片段:
HTML
<form name="addMemberForm">
<input name="name" type="text" placeholder="Jon Doe" ng-model="member.name" required/></td>
<a class="btn btn-primary" ng-click="createMember(member)" ng-disabled="addMemberForm.$invalid"><i class="icon-plus"></i></a>
</form>
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JS
$scope.createMember = function(member) {
var membersService = new Members(member);
membersService.$create(function(member) {
$scope.members.push(member);
$scope.addMemberForm.reset(); //TypeError: Object #<FormController> has no method 'reset'
});
};
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还有另一种重置表单元素的方法吗?
一旦我升级到Webpack并将相关的依赖项升级到v4,我就开始收到此错误: [Vue warn]: Failed to mount component: template or render function not defined.
这是我package.json和webpack.config.js之前和之后的相关片段:
升级前:
package.json
{
"dependencies": {
"vue": "^2.5.0",
"vue-template-compiler": "^2.5.0"
},
"devDependencies": {
"babel-core": "^6.9.0",
"babel-loader": "^6.2.4",
"babel-plugin-external-helpers": "^6.22.0",
"babel-plugin-transform-es2015-block-scoping": "^6.26.0",
"babel-plugin-transform-object-rest-spread": "^6.26.0",
"babel-plugin-transform-runtime": "^6.23.0",
"babel-preset-env": "^1.6.1",
"babel-preset-es2015": "^6.9.0",
"babel-preset-es2015-without-strict": "^0.0.4",
"babel-preset-es2017": "^6.24.1",
"babel-preset-latest": "^6.24.1",
"css-loader": "^0.26.0",
"eslint": "^4.3.0",
"husky": "^0.14.3",
"lint-staged": "^4.0.2",
"resolve-url-loader": "^1.6.0",
"sass-loader": "^4.0.1",
"stats-webpack-plugin": "^0.2.1",
"style-loader": "^0.13.1",
"uglifyjs-webpack-plugin": "^1.1.6",
"vue-loader": "^12.1.0",
"webpack": "3.10.0",
"webpack-dev-server": "^2.3.0",
"webpack-monitor": "^1.0.13"
}
} …Run Code Online (Sandbox Code Playgroud) javascript ×3
vuejs2 ×2
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cakephp ×1
cakephp-2.0 ×1
cookies ×1
haml ×1
html ×1
jquery ×1
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ruby ×1
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