Update. This answer is quite popular even four years after I write it, in this four years a lot of things has changed, so I decided to update my answer to fit better our current reality. The answer idea does not change; the implementation has changed a little. My English also has changed, it has … Read more
Windows lacks a fork() system call, which duplicates current process. This has many implications, including those listed on the windows multiprocessing documentation page. More specifically: Bear in mind that if code run in a child process tries to access a global variable, then the value it sees (if any) may not be the same as … Read more
Yes, In C++17, You can use filesystem #if __cplusplus < 201703L // If the version of C++ is less than 17 #include <experimental/filesystem> // It was still in the experimental:: namespace namespace fs = std::experimental::filesystem; #else #include <filesystem> namespace fs = std::filesystem; #endif int main() { // create multiple directories/sub-directories. fs::create_directories(“SO/1/2/a”); // create only one … Read more
The motivation for implementing a “true” async method is clear, as stated by @Steven_Cleary, but sometimes you have legacy code you cannot simply make async. For those in desperate need for keeping the old interface: Use Task.Run. E.g. when you had IAsyncResult ar = someDelegate.BeginInvoke(state, null, null); and use properties of ar in order to … Read more
I use this code to keep my workstation from locking. It’s currently only set to move the mouse once every minute, you could easily adjust it though. It’s a hack, not an elegant solution. import java.awt.*; import java.util.*; public class Hal{ public static void main(String[] args) throws Exception{ Robot hal = new Robot(); Random random … Read more
For Java 1.7+, use java.nio.file.Files.move(Path source, Path target, CopyOption… options) with CopyOptions “REPLACE_EXISTING” and “ATOMIC_MOVE”. See API documentation for more information. For example: Files.move(src, dst, StandardCopyOption.ATOMIC_MOVE);
If you are looking for a C++ library, then Qt basically does what you are looking for. If you want to stick to pure C, then Qt is not an option. As a C framework you could use GTK+, it works on Linux, Windows and OS X.
Robomongo – cross-platform MongoDB GUI client. Update: Mac OS X and Linux(as Debian/Ubuntu, RHEL/CentOS packages) versions released. Update: Robomongo officially changed it’s name and released two different products Studio 3T and Robo 3T. Old robomongo is now called Robo 3T. Studio is for professionals. Update: from October 2022 Robo 3T is named Studio 3T Free.
For .NET Core 1.x it only allows setting an environment variable in the User context. With the new .NET Core 2.0 preview it allows using the EnvironmentVariableTarget. However, according to this GitHub issue setting User or Machine environment variables doesn’t work on non-windows platforms. Using other scopes (e.g. User, Machine) on non-Windows platforms) is not … Read more
The Toolkit method getMenuShortcutKeyMask() is useful in this context. While the method returns Event.CTRL_MASK on Windows, it returns Event.META_MASK on Mac OS X. The resulting mask can be used to construct the KeyStroke used in a menu item’s setAccelerator() method.