问如何做Rails的simple_format的“逆”？ENnew_html=html.gsub("\n",'')# remove existingnewlines....
Simple Form aims to be as flexible as possible while helping you with powerful components to create your forms. The basic goal of Simple Form is to not touch your way of defining the layout, letting you find the better design for your eyes. Most of the DSL was inherited from Formtastic,...
It can transform its assigned image into thumbnails if needed, and the prerequisites are as simple as installing ImageMagick (which, for most modern Unix-based systems, is as easy as installing the right packages). Attached files are saved to the filesystem and referenced in the browser by an...
The manifest file is now in a JSON format. Since it lives in public/ by default, the initial filename is also randomized to obfuscate public access to the resource. config.assets.manifest(if used) must now include the manifest filename, e.g.Rails.root.join('config/manifest.json'). It ...
我试图在rails 5中使用ActionCable,但是我不知道为什么它不能工作。 在浏览器控制台中,我收到: 连接‘ws://my.site/ WebSocket’的WebSocket连接失败:WebSocket在建立连接之前已关闭。 到‘ws://my.site/ WebSocket’的WebSocket连接失败:WebSocket握手时出错:意外响应代码: 502 未定义TypeError:无法读取未定义的属性...
webpy的设计理念力求精简（Keep it simple and powerful），源码很简短，只提供一个框架所必须的东西，...
info "Processing by #{event.payload[:controller]}##{event.payload[:action]} as #{format}" end def redirect_to(event) info { "Redirected to #{event.payload[:location]}" } end end # We detach ActionControllerSubscriber from the :action_controller namespace so that our CustomActionController...
When serialization is triggered, the attributes hash is checked to determine what data to include. The serializer uses instance methods with names matching the keys in the attributes hash to fetch the data. Let’s consider a simple example: ...
(9,11); var sls = new esri.symbol.SimpleLineSymbol(esri.symbol.SimpleLineSymbol.STYLE_DOT, new dojo.Color([255,0,0,.55]), 4); var measurement = new esri.dijit.Measurement({ map: map, lineSymbol:sls, pointSymbol:pms }, dojo.byId('measurementDiv') ); measurement.startup(); ...
1、编译安装PHP 5.3.10所需的支持库 cd /root/softwarelibiconv库 wget http://ftp.gnu.org/pub/gnu/libiconv/libiconv-1.14.tar.gz tar zxvf libiconv-1.14.tar.gz cd libiconv-1.14/ ./configure –prefix=/usr/local make make install cd ../libmcrypt库 ...