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Making DSLs in F#

by Dmitri Nеstеruk

Let's create a simple project estimation DSL using F#!

Remote Posting To PayPal

by ortund

Allow purchases via PayPal on your website

Extending the PayPal .NET API to Detect Errors

by jnegron215

This short tip will show you how to extend PayPal's .NET API by adding new members to their objects and page-level functions that will help provide a smooth error-handling experience.

Add Multiple PayPal "Buy Now" Buttons to an ASP.NET Form

by echokilo

A simple tip to avoid the pain caused by PayPal providing code snippets for buttons each in its own form tag

Latest Articles

Integrating with PayPal smoothly

by Michael Haephrati

How to easily integrate and interface with PayPal Express Checkout API from a Windows c++ application

PayFlowPro Hosted Checkout Pages in PHP

by Visveswaraiah

PayFlowPro Hosted Checkout page is a payment service from PayPal that helps you meet PCI compliance.

Extending the PayPal .NET API to Detect Errors

by jnegron215

This short tip will show you how to extend PayPal's .NET API by adding new members to their objects and page-level functions that will help provide a smooth error-handling experience.

Easily implementing your own online shop

by Christoph Buenger, DaSpors

How to easily build an online shop with the Scavix PHP Web Development Framework.

All Articles

PayPal

Adapter

11 Oct 2013 by ASP.NET Community

Adapter PatternThe gang of four definition is "Convert the interface of a class into another interface clients expect. Adpater lets the classes

Encapsulate a CaptchaImage anti-spam project in a composite web control

18 Nov 2006 by BlaiseBraye

With this web control, you will be able to prevent spammers on your webforms (validation inplemented).

Integrate App Payments Quickly and Seamlessly with PayPal’s Mobile Libraries

12 Jul 2010 by Chris_Hall

This article shows you how easy it is to process and track mobile payments with PayPal.

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Take Your Ideas to the Next Level at Innovate 2010 – PayPal X Developer Conference

8 Sep 2010 by Chris_Hall

Innovate 2010, the PayPal X Developer Conference, offers 2,000 developers a chance to learn more about how technology and payments intersect.

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Enable Guest Payments Using PayPal’s Adaptive Payments API

8 Nov 2010 by Chris_Hall

Increase customer conversion rates with PayPal's Guest Payments and other features of the Adaptive Payments APIs

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Easily implementing your own online shop

31 Oct 2014 by Christoph Buenger, DaSpors

How to easily build an online shop with the Scavix PHP Web Development Framework.

Some Simple PHP Classes for Managing PayPal Instant Payment Notifications

29 Oct 2014 by David O'Neil

A few classes for handling PayPal Instant Payment Notifications, to take care of the necessary processing on your end.

SOAPSonar™ Measures the Distance Between Your Web Services and the Real World

15 Aug 2006 by Dino Esposito

Learn how to really test your SOA Web Services with maximum efficiency during the development cycle.

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Making DSLs in F#

16 Aug 2009 by Dmitri Nеstеruk

Let's create a simple project estimation DSL using F#!

A CAPTCHA Control for ASP.NET 2

14 Mar 2008 by Farshid Zavareh

A CAPTCHA control that is simple, secure, and easy to use.

Wannakey – Redefining software distribution

2 Apr 2007 by Jeppe Mortensen

A new way of selling software has emerged. Making money trying to sell small size programs is not easy. Let’s change that! We are currently guaranteeing 150$ revenue for the first 300 developers who upload their program and starts using the system described in this article.

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NetDbExplorer : Demo for mj10777.DataBase Class

16 Feb 2004 by Mark Johnson

The use of mj10777.DataBase to Connect, Create (Database/Table), Read and Fill Tables, Update, Insert and Delete Records and show results in a TreeView / ListView Application.

Integrating with PayPal smoothly

12 Jan 2018 by Michael Haephrati

How to easily integrate and interface with PayPal Express Checkout API from a Windows c++ application

Creating Automated Reports with PayPal’s Payflow Pro

2 Dec 2010 by Payflow Pro

A guide to creating automated reports with PayPal's Payflow Pro

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Embedding PayPal Payments into Your Site

10 Mar 2011 by Payflow Pro

An article on embedding PayPal payments into your site

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Multisite Commerce: Proven Principles for Overcoming the Business, Organizational, and Technical Challenges

2 Oct 2009 by Prentice_Hall

Multisite Commerce Scenarios

Skype4COM Event Handler Example for ALL Skype API Messages

26 Sep 2010 by TheUberOverLord

Monitors All Skype4COM and API Messages for Skype Includes Command Input. Shows What Goes On Behind The Scenes with Skype Message Processing using the API and Skype4COM Library. Includes Microsoft ClickOnce Deployment Technology As Well As ClickOnce Automatic Updates Examples. A Must Have Tool!

Windows-Installer

Application Management

18 Feb 2010 by Tiago Conceição

Application Management makes your application's life easier. It will automatically do memory management, handle and log unhandled exceptions, profile your functions, make your application single instance, and also provide utility functions to get system information.

PayFlowPro Hosted Checkout Pages in PHP

26 Jun 2016 by Visveswaraiah

PayFlowPro Hosted Checkout page is a payment service from PayPal that helps you meet PCI compliance.

payment-gateway

The power of SubSonic unleashed

29 May 2009 by yordan_georgiev

Provides a demo for a generic page presenting the contents of a database.