http://delphi.about.com/od/adptips2006/qt/functionasparam.htm In Delphi, procedural types (method pointers) allow you to treat procedures and functions as values that can be assigned to variables or passed to other procedures and functions. Here's ho…
JS function document.onclick(){}报错Syntax error on token "function", delete this token function document.onclick() //任意点击时关闭该控件 //ie6的情况可以由下面的切换焦点处理代替 {    with(window.event)   { if (srcElement != outObject && srcElement != outButton)    …
connect(ui->spinBox_luminosity,&QSpinBox::valueChanged, ui->horizontalSlider_luminosity, &QSlider::setValue); 执行上面语句,提示如下错误.connect 采用的是 Qt 5 的语法,问题原因是函数 valueChanged 有两个形态:QSpinBox::valueChanged(int) 和 QSpinBox::valueChanged(QString),编译器不知道…
原文:JS function document.onclick(){}报错Syntax error on token "function", delete this token - CSDN博客 JS function document.onclick(){}报错Syntax error on token "function", delete this token function document.onclick() //任意点击时关闭该控件//ie6的情况可以由…
按照微信开放文档,创建完云开发项目,运行,点击获取openid,报如下错: [login] 调用失败 Error: errCode: -404011 cloud function execution error | errMsg: cloud.callFunction:fail requestID , cloud function service error code -501000, error message Environment not found; at cloud.callFunct…
项目场景: A.jsp中有一个window,window里嵌入了一个<iframe>,通过<iframe>引入了另一个页面B.jsp.在B.jsp中的一个function中需要调用A.jsp中定义的一个function  funA. 这时,可在B.jsp的js中通过parent.funA()来调用A.jsp中的funA方法; 父页面调用iframe中的子页面中的方法: 'window.frames["childPage"].sonff();…
rest parameter 和 Destructuring assignment. function fun1(...theArgs) { console.log(theArgs.length);} // theArgs is an array fun1(); // 0fun1(5); // 1fun1(5, 6, 7); // 3 function f(a, b, ...theArgs) { // ...} function f(...[a, b, c]) { return a + b +…
转自:http://blog.csdn.net/tspatial_thunder/article/details/5937701 现在的游戏图形部分越来多依靠GPU来渲染绘制.说起GPU先说着色器,着色器是可编程的(programmable),分为顶点着色器和像素着色器.着色器是一段运行在GPU上的程序,可以取代渲染的固定功能流水线中部分功能. 在D3d9c可以用固定管道渲染(fixed function pipeline),也可以用可编程的管道(programmable function pi…
http://sergworks.wordpress.com/2011/12/08/why-we-need-interfaces-in-delphi/ Why we need interfaces in Delphi. Posted on December 8, 2011 by Serg Objects are normally accessed by an object reference. Interface reference is a different method to access…
(* * Super Object Toolkit * * Usage allowed under the restrictions of the Lesser GNU General Public License * or alternatively the restrictions of the Mozilla Public License 1.1 * * Software distributed under the License is distributed on an "AS IS&q…