This post is about, how to select N Random Items from any T list in C# e.g. Say we have IList with total count of 1000 and we need to get 100 random items from the List. We should use following function to return N Random Items from any List in C# public IEnumerable <T>[...]
How to add/embed custom font in xamarin forms
Embedding fonts in Xamarin Forms is the best way to use fonts, there is no need to add platform specific fonts and code. Its just adding one file and adding one attribute in shared code; that's it; we are ready to use fonts in our code. How to add fonts in Xamarin Forms In just[...]
How to Temporarily disable all foreign key constraints
While working with MSSQL and Asp.net Core with Entity Framework, many times we have came across a situation where we have to migrate data from one database to newly created database. e.g. Copying all the data from Production DB to Testing DB. Using Entity Framework Code First approach,[...]
Calculate next due date based on start date frequency and current date in c#
During one project development there is one scenario which made me write this post. Scenario is as follows Company has clients, each has different invoice start date and invoice frequency. I had to calculate and display next invoice date from current date + next month. i.e. invoice will always[...]
After Configuring IIS on VM Server - How to access sites hosted on IIS On VM over internet
Once we are done with Installing IIS on Azure VM, we need to open port 80 to access hosted website from internet. Check - How to Setup IIS On Azure VM To Enable port 80, simply login to your Azure portal, and click on VM Then click on Networking, on click of Networking, network interface[...]
How To Setup IIS on Azure VM - Configure IIS on Azure VM
Once we have setup the Azure VM, next important thing is to Setup an IIS in the windows server and enable it to access from anywhere. So that we can host our web application on VM and access it over an Internet. In this article, we shall achieve it. To Enable IIS on Azure VM server Under[...]
The razortaghelper task failed unexpectedly
After updating Visual studio to New version, I suddenly started getting error the razortaghelper task failed unexpectedly Well after doing some research on Internet I came across following solutions Added the following environment variable to my user environment to make it[...]
How to compile Less, sass/scss, JSX, ES6, CoffeeScript in visual studio
It is very easy to compile LESS and SCSS files in visual studio. To do this we have to use Web Compiler extension. Web compiler extension generates css file from LESS and SCSS files on run time. Lets Install the Extension We can download the extension from https://marketplace.visualstudio.com/items?itemName=MadsKristensen.WebCompiler[...]
How DBCC CHECKIDENT Works - How to Reset identity seed after deleting records in SQL Server
Scenario I faced I have inserted records into a SQL Server database table. The table had a primary key defined and the auto increment identity seed is set to “Yes”. So now whenever I do an insert in DB my primary key ID starts with number 1,2,3 and so on. Now say I have total[...]
The entity type 'IdentityUserLogin' requires a primary key to be defined.
While developing Web application in Asp.net Core Razor page, I have come across following error InvalidOperationException: The entity type 'IdentityUserLogin<string>' requires a primary key to be defined. I was doing following thing in my application I wanted to set Unique Key constraint[...]