ES6 Map All In One Map 字典/地图 Set 集合 https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Map https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Set Map with initializing initial value // 二维数组,…
本来SSD做测试的Python接口用起来也是比较方便的,但是如果部署集成的话,肯定要用c++环境,于是动手鼓捣了一下. 编译用的cmake,写的CMakeList.txt,期间碰到一些小问题,简单记录一下问题以及解决方法. 当然前提是你本地的caffe环境没啥问题.各种依赖都安好了.. 1.error: ‘AnnotatedDatum’ has not been declared AnnotatedDatum* anno_datum); /home/jiawenhao/ssd/caffe/…
正常情况下,编译器都会报错,提示你有两个候选类,让你明确的选择一个. 比如我的情况,我自己设计了一个类Message, 然后在某个文件里面引用了它.但是我的文件中又引入了mongodb的头文件,非常不小心的用 using namespace mongo; 打开了名字空间.结果两个类Message之间冲突. 当编写代码 Message* p = NULL; 得到GCC4.8.1的友好的编译错误: error: reference to ‘Message’ is ambiguous 但是如果写成这样…
Architectural Overview A modern optimizing compiler can be logically divided into four parts: The compiler front end The front end includes the scanner and parser which read the Java source and build an abstract syntax tree (AST) representation o…