iostream
Disabling pointer output in C++ streams?
If you hand any pointer to a C++ stream, it\'s address will be put into the output. (Obviously unless there\'s a more specific output handler.)[详细]
2023-03-08 03:58 分类:问答How can I do file i/o without fstream for competitions like google code jam?
Let me preface this question by saying I am not a very experienced programmer. For competitions like google code jam, I write code like this:[详细]
2023-03-07 02:02 分类:问答Calculating MD5 hash of a partial stream
I have a large dataset (~1GB) stored in a custom file format, the last 16 bytes of which is an MD5 hash of all previous bytes of the file.[详细]
2023-03-06 21:29 分类:问答Is it possible to "prepare" input from cin?
In his answer, specifically in the linked Ideone example, @Nawaz shows how you can change the buffer object of cout to write to something else. This made me think of utilizing that to prepare input fr[详细]
2023-03-05 22:57 分类:问答Question on combination of >>, << operators & cin and cout objects
char word[10]; int n=5; while(n--) { cin>>word; cout<<n<<\" \"<<word<<\" \";[详细]
2023-03-03 00:05 分类:问答Istream consume at most N whitespace characters
Is it possible to tell a std::istream to only consume a fixed number (namely, 1) of whitespace characters when applying the operator>>? I have a string I\'d like to parse into parameters, but some of[详细]
2023-03-01 23:39 分类:问答How to write user-defined manipulators for streaming self-written class
How do I write user-defined stream manipulators in C++ that control the format of streaming a self-written class?[详细]
2023-03-01 19:10 分类:问答Why do I get an error in my ifstream object declaration?
I\'m getting an error at the line that declares an ifstream object like this: ifstream input; or ifstream input(\"somefile\");[详细]
2023-03-01 16:34 分类:问答MSVC istream implementation locking buffer
I\'m working with some existing code which is deserializing objects stored in text files (I potentially need to read tens of millions of these). The contents of the file are first read into a wstring[详细]
2023-03-01 03:57 分类:问答Is it Possible to Display Editable Text In A Shell Via The Standard C++ IOStream?
Is it possible to display interactive and editable text in a console via a standard C++ iostream? In other words, would it be possible to have basic Vim-esque text editing abilities using only the st[详细]
2023-02-26 07:42 分类:问答