launch.json

{
  "version": "0.1.0",
  "configurations": [
    {
      // Name of configuration;
      "name": "dodgeBall",
      // Type of configuration.
      "type": "mono",
      // Workspace relative or absolute path to the program.
      "program": "Temp/bin/Debug/pong.exe",
      // Automatically stop program after launch.
      "stopOnEntry": true,
      // Command line arguments passed to the program.
      "args": [],
      // Workspace relative or absolute path to the working directory of the program being debugged. Default is the current workspace.
      "cwd": ".",
      // Workspace relative or absolute path to the runtime executable to be used. Default is the runtime executable on the PATH.
      "runtimeExecutable": null,
      // Environment variables passed to the program.
      "env": { }
    }, 
    {
      "name": "Attach",
      "type": "mono",
      // TCP/IP address. Default is "localhost".
      "address": "localhost",
      // Port to attach to.
      "port": 5858
    }
  ]
}