I have a program that basically looks like this: #include <iostream> #include <unistd.h> // getopt #include <vector> #include <string> #include <list> #include <sstream> using namespace std; //a parameter structure to store parameters provided through console typedef struct pairwise_param { double alpha; double beta; } param; //parse the parameter values void param_getopt(param *pm, int argc, char ..
Category : argv
I am writing a small C++ program which gets as input from the program command line, a string to later be passed to another function. The problem is that this function expects to get a LPWSTR (wchar_t*) type variable, and the regular char** argv is an array of elements from the type of char*. Is ..
I executed the below program as: ./aout w. #include<iostream> using namespace std; int main(int argc, char** argv) { if (argv[1] == "w") { cout << "this was worked"; } else { cout << "this did not worked"; } } OUTPUT: this did not worked. I tried executing: if(&argv[1] == "w") if(argv[1]==’w’) Source: Windows Que..
I am fairly new to C++ and am creating a project which sets your desktop wallpaper to whatever file you put in the directory. To get the current directory I am using argv[0]. This is, however, not returning the correct type to set the desktop wallpaper. Here is what I have. cout << argv[0] // ..
I have a program that is similar to the following code int main(int argc, char** argv) { if (argv[2] == "x" || argv[2] == "y" || argv[2] == "z") { … } } When I run the program with $ program_name data z 0.1 0.4 It’s weird that the program never enters the if branch. ..
I have create a mp3 player .exe file with tkinter and python.I want the user can double click any mp3 file and the mp3 will open with my mp3 player. I use ‘sys.argv[1]’ to fetch the location of the mp3 file but it shows error. Can anyone tell me what OS returns when windows open ..
I have code: int ParseCommandLine( int argc, const char* argv[]) { string inFilePath = ""; string outFilePath = ""; for( int i = 1; i < argc; ++i ) { if( string( argv[i] ) == "-i" || string( argv[i] ) == "–input") { // Check for "-i @args" form of reqest. if( argc <= 2 ..
I have a problem with memory violation problem that occurs if reach else if(argc == 2) I’m trying to have a nice written script with no errors like that, anything else works like a charm… Here’s a code fragment: //… // POWER ON if(strcmp(argv[2], "on") == 0) { // GPIO On pin_on(); // Open the ..
I am not sure what the problem is with my code. It was all working until I tried to use the argv command and then when I went to execute i get a segmentation fault. please let me know your thougths. #include <iostream> #include <vector> #include <algorithm> #include <string> using namespace std; int main(int argc, ..
I want to memories the path of my Excel file by using command line arguments argv[0], in ordre to use it after by Perl, How do I do this in VBA please? I have this proposition, but it doesn’t work ! #code VBA : Sub Import_Dico_Csv() path = Application.ActiveWorkbook.Path my.application.commandlineargs.item(0) = path End Sub and ..
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