Using block operations rvalue, i.e. it was only read from lvalues, i.e. you can assign to a block Columns and rows Corner-related operations Block operations for vectors Using block operations Block operation Version constructing a dynamic-size bloc
Eigen http://eigen.tuxfamily.org/index.php?title=Main_Page 下载http://bitbucket.org/eigen/eigen/get/3.3.4.zip 2.91M Eigen 3.3.4 API documentation 配置:vs2013配置Eigen库 - CSDN博客 https://blog.csdn.net/u012428169/article/details/71169546 项目->属性->c++常规--附加包
A new built-in function, enumerate() , will make certain loops a bit clearer. enumerate(thing) , where thing is either an iterator or a sequence, returns a iterator that will return (0, thing [0]) , (1, thing [1]) , (2, thing [2]) , and so forth. A c
一般this在各类语言中都表示“调用当前函数的对象”,java中也存在这种用法: public class Leaf { int i = 0; Leaf increment(){ i++; return this; //this指代调用increment()函数的对象 } void print(){ System.out.println("i = " + i); } public static void main(String[] args) { Leaf x = new Leaf()
我之前在 <前端搭环境之从入门到放弃>这篇文章中吐槽过,webpack中可以写commonjs格式的require同步语法,可以写AMD格式的require回调语法,还有一个require.ensure,以及webpack自己定义的require.include,再加上ES6的import语法,这么多岂不是会把人给搞乱.本篇就来梳理一下这些require各自的特点,以及都在什么场景下使用. commonjs同步语法 经典的commonjs同步语法如下: var a = require('./a