both gsl_matrix_fread and gsl_matrix_fscanf require that matrix must
be preallocated with the correct dimensions. now if I want to load the
data from a file and I don't know the number of rows and columns. do I
write a code to getline(in, line) and count++ or there is a better
I know how to count the number of line from ifstream, but don't know howto get the number of words in one line which is the number of the column in the file, so that I can feed these info to the gsl_matrix for the size of the matrix to be allocated.
string line = getline(in, line);
stringstream input( line.c_str() ); <<-- error here
Network Monitoring is essential to ensure that computer systems and network devices are running. Use PRTG to monitor LANs, servers, websites, applications and devices, bandwidth, virtual environments, remote systems, IoT, and many more. PRTG is easy to set up & use.
This article is a continuation of the C/C++ Visual Studio Express debugger series. Part 1 provided a quick start guide in using the debugger. Part 2 focused on additional topics in breakpoints. As your assignments become a little more …
Many modern programming languages support the concept of a property -- a class member that combines characteristics of both a data member and a method. These are sometimes called "smart fields" because you can add logic that is applied automaticall…
The viewer will learn how to use the return statement in functions in C++. The video will also teach the user how to pass data to a function and have the function return data back for further processing.