In this article we will see how to prevent a user from opening multiple instances of an application and how to notify the first instance when the user launches the second instance. Those who use VB.NET are probably wondering why this article. Indeed, just tick a box: In C# this options is unfortunately not available. However, we can find the same behavior by adding a reference to Microsoft.VisualBasic:… [read more]
This page shows the posts published with the category 'Windows'
A common need is to initiate regular treatment, for example every day at midnight and at noon. To answer this problem, you need to ask yourself more questions than just how to perform the task at the scheduled time: When should the task be executed in case the machines are spread over several time zones? Is this local noon or noon at Zulu (GMT) or Wisky (sober it corresponds to GMT-10)? What happens if… [read more]
When you enable the .net 3.5 framework on Windows 8 or Windows 2012, Windows downloads the installation files before starting the installation. However, when you do not have an internet connection this procedure does not work, and you must specified the location of the Framework installation files. These files are available on the installation DVD of Windows 8 and 2012. Simply insert it and use the… [read more]
The Save and Pause functions appear to have the same behavior: suspend the virtual machine. The difference is in the RAM. The Save function writes the contents of the VM's RAM to the hard disk. The released RAM can therefore be used by other VMs. With the Pause function only the CPU is paused, so the RAM used by the VM can not be used by another VM. [read more]
The procedure below works for Windows 7 Ultimate and Professional x86 and x64. This procedure may involve risks. For those who do not know what concurrent sessions are, it allows you to remotely control your computer while another user is using it, without it being disconnected. By default Windows 7 allows only 1 active user at a time. Thanks to this patch there is no longer any limitation. Step one:… [read more]