Bits & Bytes

Archive for the ‘General’ Category

How to Find Your IP Address

To start, there are internal and external IP addresses. Your internal IP address is the one that other computers can use on your local area network (LAN) to locate your machine. Your external IP address is the one that you use to contact external websites on the internet.

Internal IP Address Ranges

There three ranges for internal websites:

  • to – Class A
  • to – Class B
  • to – Class C

Internal IP addresses are always in one of these ranges. That is one way to tell if it is an internal or external IP address. Note that the first range fixes the first eight bits. The second fixes the first 12 bits. Finally, the third fixes the first 16 bits. That explains why the ranges are what they are.

To find your internal IP address, open a command prompt and type ipconfig, as shown below.

Notice that the internal IP address (IPv4), of this computer, is

External IP Address

Your external IP address can be determined by any website to which you connect.

This one will report it to you:

FIX: NU1101: Unable to find package Microsoft.EntityFrameworkCore.SqlServer

This is a general fix for any NuGet package that can not be found. Open the Options dialog by selecting Tool->NuGet Package Manager->Package Manager Settings. This is will open the dialog shown below. Select NuGet Package Manager->Package Sources as shown:

Click the Plus Button to select a new source. Fill in the name as Nuget and the Source: as and click Update and OK.

You might still need to set the package source. Right Click Dependencies->Packages in the Solution Explorer and select Manage NuGet Packages… to open the NuGet Package Manager Pane.

Now, just select NuGet as the Package source: as shown above and that should fix it.

Fixing Static Audio and Other Sound Problems

Many things can happen to cause various sound issues. Fortunately, there is a simple solution that works to fix almost all of them: Uninstall the sound driver.

To do that, first type “Device Manager” into the search box next to the Start button. This will bring up the option for the Device Manager application as shown.

Left-click the icon for the Device Manager, and this will open the Device Manager application window shown below.

Left-click the arrow next to “Sound, video and game controllers” and double-click the icon for your audio device.

This will open the Properties dialog for your device.

Then click the “Driver” tab, and you should see this:

Left-click “Uninstall Device” and you will see this dialog.

Left-click the box next to “Delete the driver software for this device,” and left-click the “Uninstall” button.

This will remove your drive. Restart your computer, and a new driver will be reinstalled automatically. This should fix your problem.


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