file-pointer
Advance File Pointer to skip over number in a file
I was wondering If I could jump positions in a text file. Suppose I have this file. 12 8764 2147483648 2 -1[详细]
2023-04-04 19:57 分类：问答Is there a file pointer (FILE*) that points to nothing?
For some reasons开发者_如何学编程 I need a file pointer (FILE*) that points to nothing. It means I can pass it to fprintf function and fprintf ignore the file pointer.[详细]
2023-04-04 17:59 分类：问答Passing file pointer into functions, and file not being read correctly
I think my problem with my code that the file is not being passed correctly. The input is a file with three lines[详细]
2023-01-18 07:05 分类：问答Opening a file in 'a+ 'mode
If a file is opened using the following command: FILE *f1=fopen(\"test.dat\",\"a+\"); The man page reads:[详细]
2023-01-14 17:09 分类：问答ftell on a file descriptor?
Is there a way to do what ftell() does (return the current position in the file) on a raw file descriptor instead of a FILE*? I think there ought to be, since you can seek on a raw file descriptor usi[详细]
2023-01-10 05:57 分类：问答How to find the current line position of file pointer in C?
How can I get the current 开发者_JAVA技巧line position of the file pointer?There is no function that gives you current line. But you can use ftell function to get the offset in terms of number of char[详细]
2022-12-25 02:19 分类：问答What's the difference between a file descriptor and file pointer?
I want to know the difference between a file descriptor and file pointer. Also, in what scenario would you use one inste开发者_Python百科ad of the other?A file descriptor is a low-level integer \"han[详细]
2022-12-22 09:44 分类：问答
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