•  Abstraction 

1. Abstraction is "To represent the essential feature without representing the background details."
2. Abstraction lets you focus on what the object does instead of how it does it.
   
3. Abstraction provides you a generalized view of your classes or objects by providing relevant information
   
4. Abstraction is the process of hiding the working style of an object, and showing the information of an object in an understandable manner.

• Encapsulation 
1. Hiding the internal state and functionality of an objec...

• check abstract equality i.e. it does the necessary type conversions before doing the equality comparison
  

After updating VS 2019 16.8.2 There will be an error on compilation on any project:

dot net --version : 5.0.100

Severity Code Description Project File Line Suppression State

Error MSB4018 The "RazorGenerate" task failed unexpectedly.
System.InvalidOperationException: DOTNET_HOST_PATH is not set at Microsoft.AspNetCore.Razor.Tasks.DotNetToolTask.get_DotNetPath()
at Microsoft.AspNetCore.Razor.Tasks.DotNetToolTask.GenerateFullPathToTool()
at Microsoft.Build.Utilities.ToolTask.ComputePathToTool() a...

Token-based authentication is a protocol which allows users to verify their identity, and in return receive a unique access token. During the life of the token, users then access the website or app that the token has been issued for, rather than having to re-enter credentials each time they go back to the same webpage, app, or any resource protected with that same token.

Auth tokens work like a stamped ticket. The user retains access as long as the token remains valid. Once the user logs out o...

You can solve the issue by adding below lines in web.config file.

 <runtime>
    <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
      <dependentAssembly>
        <assemblyIdentity name="Newtonsoft.Json" publicKeyToken="30ad4fe6b2a6aeed" culture="neutral"/>
        <bindingRedirect oldVersion="0.0.0.0-8.0.0.0" newVersion="8.0.0.0"/>
      </dependentAssembly>
    </assemblyBinding>
  </runtime>

I have windows 8 RTM( Enterprise Edition ) running on Dell inspiron Laptop with Micromax MMX 300G.
well all versions of Micromax MMX modem will work fine.

Just follow the steps below:

Method 1 (Older Method works fine with Windows 8):

1. uninstall the software if already installed.2. open the modem in new windows and set its (modem_installation.exeand show_modem.exe ) compatibility to windows7 then         press OK.
3. Now install the software , then restart the system .
4. Connect the modem and st...