C# Corner

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  • Using Custom Document Template And Quick Parts To Get Column Values From SharePointNov 17, 2017. Quite often there is situation when user wants to save documents with metadata in SharePoint library and to accomplish this we can use document template, customize it and by using Quick parts in Microsoft office we can save Meta data in library and in Microsoft office documents.
  • What Is Struct And When To Use Struct In C#Nov 15, 2017. 'Struct' keyword is used to create a structure. A structure can contain variables, methods, static constructor, parameterized constructor, operators, indexers, events, and property. A structure can not derive/inherit from any structure or class. A structure can implement any number of interfaces. Structures provide better performance.
  • Passing Parameters To Middleware In ASP.NET Core 2.0Nov 15, 2017. I discussed in an earlier post that it is good practice to define middleware in a separate class and add to the pipeline using extension methods. We may also need to pass information to our middleware classes though and I’ve come across two patterns for this when digging into ASP.NET Core source code and other samples online.
  • How To Use StringBuilder And File Class For .NET ApplicationNov 14, 2017. Here, I am going to share how and why should we create error log in our application.
  • Azure Table Storage In ASP.NET Core 2.0Nov 14, 2017. Add a class to encapsulate storage access. Add a private helper method to access storage
  • Introduction To Xamarin.Android Using C# - Part OneNov 10, 2017. Xamarin.Android will create native Android applications using modern language (C#), .NET Base Class Library Visual Studio. Xamarin is a cross-platform development tool. It solves dilemmas many developers face when developing cross-platform apps: separate coding languages and UI paradigms. With Xamarin, you can use C# for iOS, Android, and Universal Windows apps. And with Xamarin Forms, interface design for all three platforms can be accomplished within its XAML-based framework.
  • Learn Angular 4.0 In 10 Days - Day OneNov 07, 2017. HyperText Markup Language (HTML) was invented in the year of 1990 by Tim Berners-Lee—a famous physics and computer scientist—while he was working at CERN, the European Organization for Nuclear Research. He was motivated to discover a better solution to share information among the researchers of the institution in a very quick and easy way. To support that, he also created the HyperText Transfer Protocol (HTTP) and its first server, giving rise to the World Wide Web (WWW). At that time, HTML was used just to create static documents with hyperlinks, allowing the navigation between them.
  • Binding DropDown List Using Tuple In ASP MVCNov 05, 2017. Tuple is a generic static class that was added to C# 4.0 and it can hold any amount of elements, and they can be any type we want. So using tuple, we can return multiple values.One great use of tuple might be returning multiple values from a method. It provides an alternative to "ref" or "out" if you have a method that needs to return multiple new objects as part of its response.
  • Three Digit Sum Using Tuple in C#Nov 02, 2017. In this article, we will be discussing an algorithm which returns possible (no. of pairs) digit pairs that are equal to a given number (6) using Tuple class.
  • SystemDataPaths In UWP (Windows 10 Fall Creators Update Features)Oct 31, 2017. This article explains about how to get system , app , user based path information. This SystemDataPaths, UserDataPaths, AppDataPaths class will be supported on Windows 10 Fall creators updated version build or greater and Windows 10 SDK 16999.
  • Getting Started With Receipt Card Design Using Microsoft Bot FrameworkOct 29, 2017. The Bot Framework supports different type of rich cards and provides a richer interaction experience to the user. In this article, I will show how to integrate Receipt card UI design in a Bot Application. If you are developing a shopping card Bot chat application; receipt card is very important. Receipt card class has property as a list of items, total, tax, vat, title and image. We can re-use all receipt card properties and add tab action event for navigating to original invoice website.
  • Getting Started With Azure Cosmos DBOct 29, 2017. Azure Cosmos DB is a globally distributed database service designed to enable you to elastically and independently scale throughput and storage across any number of geographical regions with a comprehensive SLA. You can develop document, key/value, or graph databases with Cosmos DB using a series of popular APIs and programming models.
  • Add Class Library In ASP.NET Core Using .NET Core Command-Line Interface (CLI)Oct 29, 2017. This article explains how to add Class Library in ASP.NET Core using .NET Core Command-Line Interface (CLI) with a simple way. Before reading this article, read the previous parts of this article using below article link.
  • Office 365 Public CDN OverviewOct 27, 2017. Microsoft has recently announced (over a months’ time ago now as I am writing this article) availability of Office 365 Public Content Delivery Network (CDN). This gives us the good option to host the static content such as JavaScript files, CSS, images, documents in CDN. The files in CDN will help better performance with SharePoint pages.
  • Debugging Tips - Part TwoOct 27, 2017. While working on complex classes/objects, it really takes two more clicks to either add that object to the Watch window or expand the object in visualizer and navigate to a specific property.
  • Debugging Tips - Part OneOct 24, 2017. A cool attribute to save some debugging time is DebuggerTypeProxy (Namespace: System.Diagnostics). Using this attribute, you can write your own logic to interpret the object at debug time. Meaning, if you have a list of class objects then you can project on certain properties and force debugger to show the value off of this proxy class. This attribute is applicable to Structures, Classes and Assemblies.
  • Find And Replace Text In Word Document Using C#Oct 18, 2017. On Microsoft Word, we can find special text strings and replace them with new text strings easily. We can replace all the searched text automatically at one time and we can also only replace some of them from the searched results. This article will mention various approaches of the finding and replacing feature on the word document by using a .NET API Spire.Doc independently (without using any third-party code) as below.
  • Angular Components (With Examples)Oct 12, 2017. A Component is nothing but a simple typescript class, where you can create your own methods and properties as per your requirement which is used to bind with an UI (html or cshtml page) of our application.
  • Getting Started With Entity Framework Core - Database-First DevelopmentOct 12, 2017. This article is the first part of the series on Getting Started with Entity Framework Core. In this post, we will build an ASP.NET Core MVC application that performs basic data access using Entity Framework Core. We will explore the database-first approach and see how models are created from an existing database. We will also take a look at how classes become the link between the database and ASP.NET Core MVC Controller.
  • Introduction To Document DB In AzureOct 10, 2017. In this article, we will see how to create Azure Document Db which we also call Azure Cosmos Db.
  • ASP.NET Core 2.0 Session StateOct 09, 2017. Using an empty project from a previous post, amend Startup class ConfigureServicee() method, and add services for session and its backing store.
  • ASP.NET - Connect To Azure Cosmos DBOct 07, 2017. This article will show how to configure and use CosmoDB on an ASP.Net MVC web application, The tasks will be stored as JSON documents in Azure Cosmos DB.
  • Why "Service Locator" is an "Anti-Pattern" for Dependency InjectionSep 29, 2017. The Service Locator is used as a replacement for the new operator. The problem with service pattern is that it hides a class's dependencies and is a bonafide anti-pattern. In fact, it takes away a developer's clarity about the class he/she is using.
  • ASP.NET Core 2.0 Error PagesSep 29, 2017. Starting from an empty project, created in a previous post, amend the Configure() method of Startup class to use middleware needed for error handling. Below I’ve used a custom middleware (defined as lambda) to handle production exceptions.
  • Create Value Object In C#Sep 28, 2017. Create a class that abstracts away (encapsulate) ‘data’ in your domain and provide methods to work on it. Below is a class I don’t consider a good Value Object.
  • Sample Document Management System In SharePoint OnlineSep 28, 2017. In this article, we will discuss about a simple document management system sample in SharePoint Online. With O365 we can use sites to share & collaborate documents at any time on any device. Default Site in O365 is team site. For business we can customize our sites & use it for internet. By default Team sites has a logo, title, Navigation Links, Started tiles, Newsfeed, documents & notebook for collaboration. Please refer below screenshot.
  • Default(T) In GenericsSep 27, 2017. Default represents default value of T parameter in generics intructions. In several cases, the default keyword is an absolute unknown and we think it’s unnecessary or its functionality is null. There are many development moments with the generics classes where the default keyword can be useful.
  • Collect E-Signature Using NINTEX And DocuSign IntegrationSep 26, 2017. Nintex and DocuSign have teamed up to integrate DocuSign’s Digital Transaction Management with NINTEX workflows, which helps customers with electronic signatures capabilities in their business process automation with effective security. With this combo documents can be easily sent for signature to the external users without knowing/exposing SharePoint to the user without any access.
  • Introduction To Tag Helpers In ASP.NET CoreSep 18, 2017. Tag helper is a new feature in ASP.net MVC. It enables server-side code to create and render HTML elements in Razor View. It is feature of Razor View engine. They are the C# classes which participate in view generation by creating the HTML elements. Using the tag helper, we can change the content of HTML element and add additional attributes to the HTML element. It is very similar to HTML helper in ASP.net MVC.
  • Selection Manager For WPF/MVVMSep 17, 2017. This article presents the idea and implementation of a class to manage the selection of only one element in different linear and hierarchical structures.
  • SharePoint Permissions Issue - Deny - Add And Customize PagesSep 09, 2017. A day before everything was working fine in the application and later on, everything stopped working because of a permissions issue. Users reported that they were not able to see documents, web parts etc. It was discovered that my client IT Administrator had done some permission changes and now that needed to be fixed. Let’s discuss systematically what the issue was and how to resolve it.
  • Azure Cosmos DB With SQL Query Cheat Sheet PDFSep 08, 2017. Microsoft Azure Cosmos DB supports querying documents using SQL (Structured Query Language) as a JSON query language. Cosmos DB is truly schema-free. By its commitment to the JSON data model directly within the database engine, it provides automatic indexing of JSON documents without requiring explicit schema or creation of secondary indexes.
  • Aspect Oriented Programming In C# With RealProxy classSep 07, 2017. Example of implementing logging using RealProxy class.
  • How To Perform Web Scraping Using Python ProgramSep 04, 2017. Web Scraping (also known as Screen Scraping, Web Data Extraction, Web Harvesting etc.) is a process to scrap (extract) data from web pages, web document, HTML document or XML document in a structured manner and then store in database, text file as a spreadsheet , as a XML , or in whatever file format we want to save in.
  • SharePoint 2016/2013/Online - How To Upload Files To SharePoint Document Libraries By PowerShell AutomationSep 02, 2017. In this demo we will explore the PowerShell code to upload the file to SharePoint Online/On Premise Implementations which represents just a part of the complete automation process.
  • Building A .NET Core 2.0 Class LibraryAug 31, 2017. In my previous tutorial, Getting Started with .NET Core 2.0, we learned how to build our first console app using .NET Core 2.0. We also learned how to package and deploy the application so it can be used by other users.
  • Getting Started With MongoDBAug 29, 2017. MongoDB is an open-source/cross platform (Windows, Linux, etc) document database that is NoSql in JSON format database. A NoSQL database means it does not have any relationships (non-relational database). It is a document-oriented database.
  • SharePoint 2016/2013/Online - How To Download SharePoint Files By PowerShell AutomationAug 12, 2017. In this article, we will explore the PowerShell way of downloading the files in SharePoint Document Libraries.
  • Dependency Injection - Part 3 - Implicit Vs Explicit DependenciesAug 12, 2017. If a component or class depends upon other components to complete its operations, then these other components are dependencies for this class. Our class can have these dependencies as implicit or explicit dependencies.
  • Building Container Image Through AutomationAug 10, 2017. The following is the continuation of the previous document. Here we will work with the automation concept through which the container images can be created.
  • Accessing XML Data From XML Document In C# Console ApplicationAug 09, 2017. In this article, I am going to give the best way to access XML data from XML document and also how to find common record node counts.
  • Dependency Injection - Part Two - Five Reasons To Write Loosely Coupled CodeAug 09, 2017. A loosely coupled application has good isolation among its classes, modules and assemblies. Therefore, if we make a change to one part of the application, we only need to update the relevant modules. We do not need to make changes throughout the application.
  • Understanding DocumentDB In AzureAug 08, 2017. This article will give you a feel for Azure DocumentDB. It is a NoSQL document database service designed from the ground up to natively support JSON and JavaScript directly inside the database engine.
  • Dependency Injection - Part One -Tightly Coupled ApplicationAug 07, 2017. It is a best practice to use interfaces instead of concrete classes. These interfaces can then be mocked at the time of unit testing, which will prevent any call to the actual database. Also, it is a good practice to stop "newing-up" objects in classes.
  • SharePoint REST Calls With SPHttpClient Class In SPFx WebpartsJul 31, 2017. Let us look at the usage of sphttpclient in SPFx solutions for making REST calls.
  • Entity Framework CRUD Operation Performed With SQL Stored Procedure Using ADO.NET Entity Data ModelJul 31, 2017. You can see my pervious article for Entity framework with Ado.Net data Model connection and how to create a new entity framework project and sql database connection maintained with created entity framework project. Also you can see how to create a class in entity framework based on data table.
  • Built-In Filter Type In ASP.NET Core MVCJul 29, 2017. The ASP.net core framework includes five built-in filter types that we can sub-class and customize based on our requirement. The framework supports following built-in filters type.
  • Installing Docker In Windows ServerJul 29, 2017. The following document will provide you the step by step guide to create a windows server operating system and install the docker in it. To proceed with this, you need to login into your Microsoft Azure portal.
  • Learn Web API : Using SQL Helper ClassJul 25, 2017. This article demonstrates how to use Web API Using SQL Helper Class with easy to use data base access in Visual Studio 2017.
  • Component In Angular 2 and How to Create Nested Component in Angular 2Jul 25, 2017. In this article, we will learn about Angular 2 components and we will also see how to create a nested component.
  • Learn MVC : Using Angular PDF File ViewerJul 23, 2017. This article demonstrates the way of using Angular pdf file viewer in Visual Studio 2017. Angular portable document format (PDF) file viewer that is built with html5 & this viewer supported by Mozilla Labs. It is a web standards- based platform for parsing and rendering PDFs.
  • Custom Actions Using CSOM For SharePoint Online - Part TwoJul 20, 2017. This is the second post of the Custom Actions Using CSOM for SharePoint Online series. In this post we will see how to create Ribbon Custom actions for different types of lists (Custom List, Document Library and Calendar).
  • Code First Development Approach With Entity FrameworkJul 20, 2017. Which one to use in your project is completely your choice and also what you already have in place. Meaning are you designing/developing something from scratch or you already have got DB or domain classes, and also what are your preferences, meaning do you prefer to design classes first and then let your DB gets developed from those classes or you like to design visual class diagram first.
  • Create List With Default Items In SharePoint 2016 Using VS 2015Jul 18, 2017. In this article, I would like to share the steps to create SharePoint list with default items using VS 2015. In a previous article we saw how to create document library with predefined folders.
  • Custom Actions Using CSOM For SharePoint OnlineJul 18, 2017. In this post, we will see how to add and remove Menu(ECB) and Ribbon custom actions to different types of lists (Custom List, Document Library and Calendar) in SharePoint online using CSOM (.NET managed) code.
  • Get User Profile Properties Data in SharePoint Designer 2013 WorkflowJul 18, 2017. Workflows helps SharePoint users to collaborate on documents, list items and to manage tasks by implementing business processes on documents and list items. Creating and assigning tasks to Manager is a very common scenario in workflows. All the user related information is stored in User profile service application (UPA). Although this sounds very straightforward, getting the user profile properties of the logged in user is very tricky in SPD 2013 workflow.
  • Multithreading In C# .NetJul 16, 2017. If you have a program that execute from top to bottom, it will not be responsive and feasible to build complex applications. So .Net Framework offers some classes to create complex applications.
  • Best Practices For MVCJul 14, 2017. Add a class library project to the solution, named Store.Model. This library is where we ‘ll keep all of our domain objects. Entity Framework will count on them in order to build the database but we are not going to configure Code First using DataAnnotations attributes on this project. Instead, we are going to put all the Code First configuration in specific Configuration classes using the Fluent API. Add a folder named Models.
  • How To Create A List/Library Programmatically In SharePoint 2013Jul 13, 2017. We need to install Visual Studio in our machine for creating a list using SharePoint Server Object Model. The Server Object Model will be executed in the server side & it provides a rich set of classes in representing & manipulating SharePoint objects. Server object model is like production server environment to access the data where Sharepoint is installed on the machine.
  • Create Document Library With Folders In SharePoint Using VS 2015Jul 12, 2017. In this article I would like to share the steps for creating the document library with folder in SharePoint using visual studio 2015. In previous articles we saw how to create document library manually in SharePoint online Site.
  • Task For Creating Web Part And Assigning It To Document Library Or ListsJul 10, 2017. How to Create Document Library and Assign Web parts to it and assign Another Document Library to these Web parts.
  • Simulate SharePoint Online Timer Jobs Using Azure FunctionsJul 05, 2017. SharePoint Server provides native Timer Jobs that inherit SPJobDefinition class to run at regular intervals defined in the SPSchedule object. This way we can create solutions that have to be iteratively run to process logic at regular intervals. However, in case of SharePoint Online Native Timer Jobs cannot be used.
  • Two-Class Boosted Decision TreeJul 03, 2017. Two-Class Boosted Decision Tree module creates a machine learning model that is based on the boosted decision trees algorithm. A boosted decision tree is an ensemble learning method in which the second tree corrects for the errors of the first tree, the third tree corrects for the errors of the first and second trees, and so forth. Predictions are based on the entire ensemble of trees together that make the prediction.
  • Deploying A Simple LUIS Bot Using Microsoft Azure Bot ServicesJun 28, 2017. LUIS stands For Language Understanding Intelligent Service which offers a fast and effective way of adding language understanding to applications. With LUIS, you can use pre existing, world class, pre built models from Bing and Cortana whenever they suit your purposes and when you need specialized models, LUIS guides you through the process of quickly building them.It is also part of Microsoft Cognitive Service.
  • React Tutorials - Day Three - ComponentsJun 23, 2017. Today, we will learn about components. Component are the heart of React, components let you split the UI into independent and reusable sections. In React to create a component we need to extend the “React.Component” class.
  • How To Operate With Data Persistence In Xamarin.Forms - Part TwoJun 23, 2017. In this one, I’ll show you how to use the file system to save data using Xamarin with the .Forms UI Technology and the PCL (Portable Class Library) code sharing strategy.
  • Marking Methods "Obsolete" In C# Class LibraryJun 14, 2017. In this article, I will explain how a method can be marked as obsolete in C# class library.
  • Understanding React Components On SPFxJun 13, 2017. In this article, let us see how React JS components work along with multiple class hierarchy using SharePoint Framework components.
  • Azure Cosmos DB - Part Three - Getting Started With Azure Document DBJun 08, 2017. Azure Cosmos DB - Getting Started With Azure Document DB.
  • View And Update Document Information PanelJun 03, 2017. View And Update Document Information Panel.
  • Get In Touch With Document DB From Azure Cosmos DBMay 23, 2017. Get In Touch With Document DB From Azure Cosmos DB.
  • Generating API Document In Nancy Using SwaggerMay 15, 2017. Generating API Document In Nancy Using Swagger.
  • Create New Document Center Site CollectionMay 14, 2017. Create New Document Center Site Collection.
  • Simplifying MVVM INotifyPropertyChanged On Xamarin.FormsMay 12, 2017. The goal is simplifying MVVM INotifyPropertyChanged in Xamarin Forms therefore making it unnecessary to keep inheriting base classes and handling the setter of each ViewModel Property.
  • Class And Style Bindings In Angular 2 - Part EightMay 04, 2017. In this article, we are going to learn how to bind classes and styles to HTML elements.
  • How To Change List And Document Library Web URL In SharePointMay 04, 2017. This article exhibits how to change list and document library Web URL in SharePoint.
  • Two Class Support Vector MachineMay 03, 2017. An overview of Two Class Support Vector Machine.
  • Generating API Document In NancyMay 01, 2017. Generating API Document In Nancy.
  • Custom Collection Classes In C#Apr 06, 2017. This article presents an overview of custom collection classes in C#.
  • Mutable And Immutable Class In C#Mar 29, 2017. In this article, we are going to learn about mutable and immutable class in C#.
  • JavaScript Interview Day # 1 - How To Create A ClassMar 28, 2017. JavaScript interview tips - How to create a Class.
  • Overview Of List Collection Class In C#Mar 28, 2017. Overview Of List Collection Class In C#.
  • How To Configure Document Conversions In SharePoint 2013 Central Administration - Part FourMar 24, 2017. How To configure document conversions In SharePoint 2013 Central Administration.
  • How To Configure Document Conversions In SharePoint 2013 Central Administration - Part ThreeMar 23, 2017. In this article, we will see how to configure document conversions in SharePoint 2013 Central Admin.
  • How To Configure Document Conversions In SharePoint 2013 Central Administration - Part TwoMar 22, 2017. In this article, we will see how to configure document conversions in SharePoint 2013 Central Admin.
  • How To Configure Document Conversions In SharePoint 2013 Central Administration - Part OneMar 21, 2017. In this article, we will see how to configure document conversions in SharePoint 2013 Central Admin.
  • How To Organize Classes Using NamespacesMar 19, 2017. How To Organize Classes Using Namespaces.
  • Stop Inheritance Permission In SharePoint Document LibraryMar 17, 2017. Stop Inheritance Permission In SharePoint Document Library.
  • Removing Folder In A SharePoint Document Library Using JavaScript Object Model (JSOM)Mar 09, 2017. In this article, you will learn how to remove a folder in a SharePoint Document Library, using JavaScript Object Model (JSOM).
  • Working With SharePoint Document Library Using Napa Office 365 Development ToolsMar 08, 2017. In this article, you will learn how to work with SharePoint Document Library using Napa Office 365 Development Tools.
  • DocumentDB In The Microsoft AzureMar 07, 2017. This article will be about the creation of the Document DB and writing JSON code online as well as uploading JSON data directly as the files.
  • How To Use The Array List Class In C#Mar 07, 2017. In this article, let's see the uses of array list classes in C#.
  • How To Document Tasks With Notes And Hyperlinks In Microsoft Project 2013Mar 06, 2017. In this article, you will learn how to document tasks with notes and hyperlinks in Microsoft Project 2013.
  • Manage The Number Of Items To Display In SharePoint List Or LibraryFeb 20, 2017. In this article, I am going to explain about how to manage the number of items that should be displayed in a SharePoint list and document library.
  • Model Class Validation Testing Using NunitFeb 15, 2017. In this article, we are going to learn about validating a Model class property that has data annotation, using Nunit.
  • Route Uploaded Documents In SharePoint Using Content Organizer RulesFeb 13, 2017. In this article, you will learn how to route uploaded documents in SharePoint using content organizer rules.
  • Understanding Startup Class In ASP.NET CoreFeb 10, 2017. In this article you will learn about Startup Class in ASP.NET Core.
  • Send Mail Using SendGrid In .NET CoreFeb 01, 2017. Sending mail in .NET Core is not easy, as .NET Core does not support SMTPClient class. So, this article explains how we can send mail in .NET Core using SendGrid.
  • Class And Constructor In TypeScript Using Visual Studio CodeJan 23, 2017. In this article, you will learn about class and constructor in TypeScript, using Visual Studio Code.
  • Restore Documents From Recycle Bin In SharePoint OnlineJan 17, 2017. In this article, you will learn how to restore documents from Recycle Bin in SharePoint Online.

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