if(!File.is_open()) { cout << "There is no file by the name of: " << userFile << endl; cout << endl; } else { cout << "Displaying file: "+ userFile +"." << endl; cout << endl; while(getline(File, line)) { v.push_back(line); } for...
if (!is_standby.has_value()) { device_valid[i] = false; continue; } if (is_standby.value() != device_standby[i]) { std::fstream led_color(led_device_color_paths[i], std::ios::in | std::ios::out); if (!led_color) { std::cerr << "Failed to open led color file: " ...
This function returns boolean values, i.e.true if unordered_multimap is empty (size zero) otherwise false. Example 1 Let's look at the following example, where we are going to demonstrate the usage of unordered_multimap::empty() function. Open Compiler #include <iostream> #include <unordered...
When you evaluate the advanced permissions for a folder, they are identical to those of a file. However, when you investigate the advanced permissions of a printer or Registry key, they are completely different. If you want to see the power and control that NTFS 5.0 provides for access contr...
@zquintanaif got the same error on my ubuntu 12.04 with chris lea (@chrislea) as ppa configured (https://launchpad.net/~chris-lea/+archive/node.js/). Any news? I got same error too while trying to install socket.io and jade, how to solve it ?
One of the pre-requisites is Visual C++ 2015 or above. While I can check for Visual C++ 2015 easily by diving into the registry editor, I have trouble checking for 2017. Which is the best way? If you still recommend checking for file version info, which file should I check the ...
Then, if we click "Discard Changes", it undo the modifications we made on the file. At the "OK", we do not have any more "Uncommitted changes" as we can see the picture below: When we dig deeper, the reset comprised of two commands in SourceTree and it is labeled as "Reverting" ...
Since the result is saved into a 64-bit variable PoolMask, it seems highly probable.If I am right, the library contains an error in the memory allocation subsystem.The number 1 is of the int type, which means that you cannot shift it by 35 bits, for example. Theoretically, it leads ...
Hi, i would like to check is a file is empty after opening it using i/o processing. is there any function provide by fstream to check is a file is empty? thanks. Tags: isempty c DeMan Top Contributor Join Date: Nov 2006 Posts: 1799 #2 Dec 12 '06, 08:17 PM If you mean...
= string::npos)returnfalse; }// If we get this far, then the file only contains whitespace// (or its size is zero)returntrue; }//---intmain(intargc,char** argv ) {if((argc < 2) or (string("?\0/?\0--help", 11 ).find( argv[ 1 ] ) != string::npos)) { cout <<...