... CMU's CERT with recommendations for when to use each of the common C (and C++) error handling techniques. One of the best slides is this decision tree: I would personally change two things about this flowcart. First, I would clarify that sometimes objects should use return values to indicate er...

... The standard practice for exceptions in C++ is ... Throw by value, catch by reference Catching by value is problematic in the face of inheritance hierarchies. Suppose for your example that there is another type MyException which inherits from CustomException...

I am a beginner in C++. I have come across override keyword used in the header file that I am working on. May I know, what is real use of override , perhaps with an example would be easy to understand. ...

I have a question with hash_map and map in C++. I understand that map is in STL, but hash_map is not a standard. What's the difference between the two? ...

Is there a way to write this C/C++ code in Python? a = (b == true ? "123" : "456" ) 4 Answers ...

... @doctorram NO! 1. the quotation marks you are using are invalid C++; 2. even if you meant s = "" + c it's just UB because it does not mean "concatenate the empty string with the character c", it means "the pointer to some copy of an empty string, advanced by the numeric value of c (which ...

c++ ostream，ostringstream基本用法（使用'

[工程源码实例] C++ ADO 读写Excel源码及注意点工程源码下载：excel-ado.zip运行结果截图：生成的Ｅｘｃｅｌ截图：主要代码片段： 导入Excel COM支持。。。不过程序编译后即使客户机没...工程源码下载：excel-ado.zip 运行结果截图：...

Duilib非常强大的C++界面库Duilib 是一款强大的界面开发工具，可以将用户界面和处理逻辑彻底分离，极大地提高用户界面的开发效率。Duilib 是国内首个开源 的direct Duilib 是一款强大的界面开发工具，可以将用户界面和处理逻辑...

C++ 智能指针shared_ptr,weak_ptr,shared_from_this实践new XXX(shared_from_this()) 如果用强指针去接，则增加引用计数；弱引用去接，不增加引用计数。auto去接等同强指针。weak_ptr 传给thread、timer回调，不能使用expired()判断 new XXX(shared_from_thi...