Andy Blog

Full-stack developer

Swagger tutorial

Introduction Swagger is a powerful framework of API developer tools for the OpenAPI Specification(OAS). OpenAPI specification (formerly known as the Swagger Specification) is a definition to descr...

Posted by Andy Feng on March 2, 2018

Nested transaction in C#

Senario We have a simple table with Request <-> Log is one-to-many relationship. script create table Log ( [Id] [bigint] not null identity, [Timestamp] [datetime] not null, [E...

Posted by Andy Feng on February 28, 2018

APICloud tutorial

Download source Prepare environment Download and install APICloud Studio2 or the complete IDE at APICloud SDK. It includes APICloud Studio、Sublime APICloud Plugins、WebStorm APICloud P...

Posted by Andy Feng on February 26, 2018

Chain of state pattern for auto processing

Introduction State pattern State pattern is a behavioral software design pattern. It implements a state machine in object-oriented design. State pattern can be used to maintain various states in ou...

Posted by Andy Feng on February 14, 2018

Entity Framework working with stored procedure

Preparation database create a Blog table CREATE TABLE Blogs( BlogId int IDENTITY(1,1) PRIMARY KEY, Name nvarchar(50), Url nvarchar(50) ) Populate some data INSERT INTO dbo.Blogs ( Na...

Posted by Andy Feng on February 11, 2018

nopCommerce tutorial - (3) develop a plugin

Introduction There are two approaches to customize nopCommerce to fit our needs. Plugin can be used to extend the functionality of nopCommerce. Theme can be used to define the look and feel of page...

Posted by Andy Feng on February 8, 2018

nopCommerce tutorial (2) increase file upload size

Issue nopCommerce throws exception when uploading a large file for downloadable products. Solution Please modify web.config because nopCommerce uses .NET MVC Please note that the default maxim...

Posted by Andy Feng on February 4, 2018

nopCommerce tutorial (1) - installation and debug

Prepare environment operating system windows 7+, sql server 2008+ control panel > program and features > turn windows feature on/off > IIS > Application Development F...

Posted by Andy Feng on February 3, 2018

ASP.NET WCF Service Tutorial

Download source Introduction WCF(Windows Communication Foundation) is a service layer that allows us to build applications that can communicate using a variety of communication approaches. With it...

Posted by Andy Feng on December 28, 2017

ASP.NET SOAP ASMX Web Services Tutorial

Introduction A web service is a web application which is basically a class consisting of methods that could be used by other applications. Active Server Methods (ASMX) is a solution put forwarded ...

Posted by Andy Feng on December 21, 2017

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