Default buffer size is 4 KiB. Also, take a look here: Sequential File Programming Patterns and Performance with .NET Programming patterns for sequential file access in the .NET Framework are described and the performance is measured. The default behavior provides excellent performance on a single disk – 50 MBps both reading and writing. Using large … Read more
Stream is a representation of bytes. Both these classes derive from the Stream class which is abstract by definition. As the name suggests, a FileStream reads and writes to a file whereas a MemoryStream reads and writes to the memory. So it relates to where the stream is stored. Now it depends how you plan … Read more
What is different between FileStream and StreamWriter in dotnet? A FileStream is a Stream. Like all Streams it only deals with byte[] data. A StreamWriter : TextWriter is a Stream-decorator. A TextWriter encodes the primitive type like string, int and char to byte[] and then writes hat to the linked Stream. What context are you … Read more
You need to specify the append open mode like #include <fstream> int main() { std::ofstream outfile; outfile.open(“test.txt”, std::ios_base::app); // append instead of overwrite outfile << “Data”; return 0; }