Hi all,
In my project i make modifications in one of the files but when i run make it says :
" Nothing to be done for `first'."
It occurs for only one file in the project. The modifications that i made are not perceived, even the parse errors.
I am sure i am working in the correct directory...
Hi all,
I want to reach a variable in another file without including the file. Does "extern" do this? Or are there any way of doing this?
I understand as "extern" does this in the tutorials, but when i try some basic examples, it didn't work.
Thanks.
Hi all,
What i want to do with a file dialog is, not to open a file but to save a file into the directory that the user selects. Does "QFileDialog" class have this functionality? If not, what is the way to select a directory in which a file is to be saved?
Thanks.
Hi,
In a Qt project, when a browse button is clicked, I want the dialog box to bring the user to a certain directory in which the files have the same extension. However the dialog box brings the user to the place where it last showed. What is the way to make the dialog show the files of a...
Do you have any idea about this error message?
cstdlib(22): error C2039: 'exit' : is not a member of 'operator``global namespace'''
cstdlib(22): error C2873: 'exit' : symbol cannot be used in a using-declaration
This error occured after i added these lines:
#include <fstream>
using namespace...
Do you have any idea about this error message?
cstdlib(22): error C2039: 'exit' : is not a member of 'operator``global namespace'''
cstdlib(22): error C2873: 'exit' : symbol cannot be used in a using-declaration
This error occured after i added these lines:
#include <fstream>
using namespace...
Hi,
I want to create a variable such that it will preserve its value even if the program terminates. I mean it will stay in memory even if main() returns. How can i achieve this? Or is this possible?
Thanks.
Hi all,
Is there any function in C++ that creates a new directory?
It may be possible by calling the runcmd function with "mkdir", but what i want to do is to make the program run under Windows also.
Thanks.
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