Tag Archives: Linux

News: VirtualBox – version 5.1.28 .

About VirtualBox is a x86 and AMD64/Intel64 virtualization product for enterprise as well as home use.
News about the last released version 5.1.28 can be found it here.

Posted in news. Tagged with , , , , .

C# – First steps with C# and .NET – part 002 .

Today I will show you more about C# and the subject of this tutorial is: threads.
First you need to start a project into your folder. Let’s see my example:

You can use notepad or any editor to edit the Program.cs:

About the thread issue then you need to know is a very complex subject.
My example will show you how the thread works.
First you need to start the thread and then deal with the thread.
Two methods is used: Start and Join.
Start begins executing at the first line of the method and does not block the calling thread.
Join is a synchronization method that blocks the calling thread (that is, the thread that calls the method) until the thread whose Join method is called has completed.
I used three threads and this threads just start count first 5 sec , next 8 sec and the last is set to 10 sec.
Let’s see the example:

Each thread will write to the output and then will see the time used.
See the output of dotnet run command:

Posted in All, C#, Commands, Programming, Windows 10. Tagged with , , , , , , , .

C# – First steps with C# and .NET – part 001 .

First you need to take a look at Microsoft DotNET – Core website..
This website will be the start for any .NET and C# issue on any operating system Linux, Windows, Mac or Docker.
I used for this tutorial Windows OS and for Fedora distro you can take a look here.
First you need to

The result of Hello World! show us the console application works well.
This will run this program:

You can change the text Hello World or test something else.
If you got errors the you need to fix it with :

Posted in All, C#, Commands, Programming, Windows 10. Tagged with , , , , , , , .

MultiBootUSB – the tool for multiple live operating systems.

This tool help you to put multiple boot operating systems into your USB drive.
You can used into your Windows or Linux OS.
This MultiBootUSB tool help you with this tasks:

  • install multiple live Linux distros and other operating systems to a USB disk;
  • make it bootable without erasing existing data;
  • uninstall installed OSes later;
  • write ISO images directly to a USB disk (GUI for Linux dd command);
  • boot ISO images and USB disks directly without rebooting your system using QEMU;
  • boot USB on UEFI/EFI systems through GRUB2 bootloader support (limited support);

What you need to make this working well:

  • One formatted USB disk with :
    • FAT32, NTFS, ext2/3/4 or Btrfs filesystem. However;
    • the FAT filesystem is recommended and ext2/3/4 or Btrfs filesystems will only work under Linux;
    • try to keep single partition (primary) to avoid later problems;
  • Your ISO files of live Linux distros of your choice;
  • the latest release of MultiBootUSB from official website;

The official website come with a good tutorial about how to use it.

Posted in All, Linux, Windows 10. Tagged with , , , , .

Opera browser -privacy settings .

Opera browser is an exceptional browser.
Today I will show you how to make private settings for browsing the internet.
The first step com with open Settings area:

To make settings for your Opera browser, enable Settings, see:

This will open a Menu into left area of Opera browser.
Click to the wheel icon and will open the setting area into your browser.
Now enable VPN (Virtual Private Network) for Opera browser.

To set another settings for privacy settings , use Search settings from top of this area with word update and select Adblock and Malware settings , see the next image:

Posted in All, web. Tagged with , , , , .