The objective of this is to study and develop a set of best practices and guidelines to prevent Cross-site scripting(XSS) and Cross-site request forgery (CSRF) attacks in ASP.NET web applications.
In the Vista world, application type selection is based on security requirement and deployment method but not on user interface requirements. This article describes various application types supported by Avalon sub-system of the Vista operating system.
Atalasoft leverages their DotImage toolkit to manipulate color channels for the purpose of image enhancement, in this case satellite images. The article is a tutorial on image enhancement and it includes all source code and test images.
This article will help you to open an MS-Word Document (Document or Document template) or MS-Excel sheet from server side code (ASP.NET) with minimum configuration efforts.
After experiencing scaling issues with their previous hosting provider, the founders of the #1 iPhone tutorial site turned to Mosso, Rackspace’s cloud hosting division, because of the company’s tech support, scalability and affordability.
An extension of the code submitted in the article: "Modal Window in Silverlight". This extension wraps the hosted control in a window frame that provides various modal features.
Modify methods' IL codes on runtime even if they have been JIT-compiled, supports release mode / x64 & x86, and variants of .NET versions, from 2.0 to 4.5.
This article concisely introduces StringTemplate with a practical .NET code generation example. The scenario includes common issues when it comes to code generation such as conditionally generating codes, loop, and token replacement.
In this article we are going to explore .Net Core, Know how to use MVC6 & AngularJS2, how to manage client side dependencies with Node package manager (NPM).
A quick demo tutorial on how to setup .NET Core on Mac and creating a simple ASP.NET Core app that talks to PostgreSQL database, and running it on Docker.
In this article, we will learn about .NET Core Features & short overview on .NET Framework (existing). We will discuss about what changes were made/added in new environment of .NET Core.
Utility for .NET Framework Cultures with Culture Specific Formats and Mapping with SQL Server Language. CultureInfo, DateFormat, Number Format, Currency Format, Percent Format, Infinity Format, etc.
Custom cultures in the .NET Framework represent a great leap forward and open new and exciting possibilities to developers. The new cultures are recognized by the .NET Framework as first-class citizens and, once registered, are as valid as any other culture.
An easy-to-use, zero configuration solution to .NET communication across application boundaries. A simple library to use as an alternative to .NET Remoting based on low-level Windows Messaging.
With this tool you can download whole .NET Framework source code at once, and enjoy offline browsing. With it, you can have whole the source code without any Visual Studio product installed
This article demonstrates how to use Arm64 to run .NET applications, acquiring advantages of native architecture like power efficiency and a speed gain.
In Practical Performance Profiling MVP Jean-Philippe explains how the .NET platform manages memory and uses a sample application based on a real software package to demonstrate a wide range of performance slowdowns
You have the server and several clients. You want the server to fire an event and all of the clients or only some specific must receive it. This article describes several approaches to the problem.
Sometimes server needs to perform lengthy calculations in reply to the client’s request. If such calls are rare or do not take too much time, it’s not a problem. If your solution shows a tendency to have about 20-30 such invocations being performed concurrently at the same time, you should read this
This article is meant to be a step by step guide to give its reader a gist of .NET Remoting. This tutorial guides the reader to set up a fully functional chat program.
Edit web.config to Update the Data Provider for Shared Hosting with Role-Based Security: SQL Server, ODBC, Active Directory, ADAM, SQLite, MySQL, Access, XML
Web API was introduced and was recently streamlined into Web API 2.0. This framework is heaven for C#/.NET services developers. It allows you to get a RESTful API in .NET up and running in less than an hour. As you'll see it's also just as easy to consume that API in another programming language.
This article shows you how to build a simple cross-platform interoperation solution between .NET and Java using the Service Interface and Data Transfer Object (DTO) architecture patterns
This post marks the beginning of "Out of Boredom" series. It will be about creating stuff with my recently purchased Arduino Uno. Let's have a break from chores of professional programming and create something just for fun :)My first Arduino based project is Sonar. It utilizes ultrasonic range senso
“Yukon” is a proposed new 32 - bit version of Microsoft SQL Server aka, MS SQL 2000, which is not yet released from Microsoft, which may expect to be release in the year 2004. It contains a lot of additional tools which improves a rich scale of performance, reliability and ease of use for the infor
This question bank has been created as an electronic resource for all kinds of .NET enthusiasts: novices who need to know the nitty-gritty details for their upcoming interviews, or experts who desire to refresh their knowledge of the framework.
This question bank has been created as an electronic resource for all kinds of .NET enthusiasts: novices who need to know the nitty-gritty details for their upcoming interviews, or experts who desire to refresh their knowledge of the framework.
Describes how to use the PDFRasterizer.NET control to convert PDF to raster images, to display PDF in your Windows application and to silently print PDF documents.
This article has 12 important FAQ’s which covers unit testing, automated testing, data driven test, load/ performance test, code coverage , database testing and ordered testing.
The article introduces how to easily develop business solutions in RapidWebDev through developing a product management system with the special requirement step by step.
Take a closer look at scenarios where working with GUID and UUID in a MongoDB environment becomes tricky. We will make you aware of those configurations and provide a set of best practices to follow.
What is a Web Part? SharePoint Web Part is basically a reusable component designed for a particular task and can be easily added to a SharePoint page for customization/personalization. But for me as a developer, its a user control that is deployed at Site Collection level so that all sites under the
A tool to generate face images and animated gif files for different angles and lighting using only a single face image. Also includes Face Matcher using Microsoft Face API.
This article explains how useful the jQuery Load method is for doing AJAX calls in our web projects. I will explain the 4 ways/situations where you can use this method and create astonishing great feature for the users.
Did you know there’s an easier way how to create dynamic web sites? Learn how Kentico CMS for ASP.NET will increase your productivity and help you win more clients.
This article is a simple, step-by-step guide for those who have ideas and want to quickly implement them. We’ll use code to demonstrate how easy it is to build an application on Amazon S3. We’ll also highlight questions that you may ask before releasing an application.
What is a content management system? Does it really work? Why should I use it? How does it help me? This article answers the most common questions developers ask about content management systems (CMS).
If you’re about to release your software internationally and it’s written in .NET, then you ought to consider protecting your code and IP. This article outlines 7 ways to protect your .NET code from reverse-engineering and other malicious forms of attack.
Analyzing the Snake game, we'll study an application for the new Windows Phone 7 platform, focusing on localization, Inversion of Control, navigation, transition effects, triggers, Isolated Storage, audio and we'll also use Blend to create a rounded glowing button, and other things...
Managing strings contained in a project-scoped resource file can be a real pain. This component makes it easier to colocate the strings with their corresponding classes, even if they are business objects.
This article presents a .NET like Dictionary implemented in C++, which has better performance and consumes less memory than the STL's unordered_map class.
Vista introduced a new synchronization primitive called the CONDITION_VARIABLE. In this article, I will provide a .NET wrapper (written in C++/CLI) for this primitive and explain how it works.
In this part I have added the routines to update the database on exit, and because I felt very generous, I have added in a routine to import data from an Excel datasheet.
We will understand what is a single page application.We will see how to create a basic single page application using AngularJS ,WebAPI and Entity Framework
If you are good at highschool maths, basic c++ and know a little bit about electronics, you can follow this series of tutorials to make your DIY artificial intelligent robots.
Provides an overview and discussion of the author's BitmapManipulator C# class, including examples of each feature, as well as numerous .NET/GDI+ caveats.
DP Line approximation algorithm is a well-known method to approximate 2D lines. It is quite fast, O(nlog_2(n)) for a n-points line and can drastically compress a data curve. Here, a fully OOP implementation is given.
The article is about extending the capabilities of GDI+ in C# , When programmers look to develop serious imaging applications, a surprising shortcoming is noticed in GDI+. The shortcoming is the absence of an API which is useful in selecting regions within an image in a user interactive way.
A tiny fireworks simulator based on a simple physical engine. The user can configure 10 launchers with the initial speed of the bomb, the explosion form and the explosion colour.
This application is designed to put way points on a track map picture and to set the height of the track points in order to produce a TXT or XML file which resumes the track information.
A somewhat lightweight article, that covers some issues that we should all be conscious of when reworking prototype code (and deciding whether to rework prototype code!) with a case study.
A Complete Guide to develop aplication using MyGeneration code genration framework. We will develop a Meeting Room Booking web application in this Article.
An Open Source lightweight framework (named Simple Client Server Library (SCS)) that is delevoped to create Server/Client applications using the simple Remote Method Invocation mechanism.
In this article, I will explain the implementation of an Open Source lightweight framework (named Simple Client Server Library (SCS)) that is developed to create client/server applications using a simple Remote Method Invocation mechanism over TCP/IP.
A discussion of various approaches to threading, covering locks, mutexes, semaphores, concurrent collections, work queues, threads, PLINQ, TPL, exception handling, and cancellation tokens
MultiMap is similar to a .NET Dictionary collection type, but accepts duplicate Key,Value pairs during addition. The MultiMap collection is also a concurrent collection.
This library is intended for use in a multi-environment system, but it certainly be used under less stringent environmental confines, even down to a single desktop machine taht needs to connect to a single database server.
If you want to have an easy-to-use Dialog Box to browse through the network, have a look at this. This library allows for selecting network shares, directories, files, ... and will ask for a user name and password, if needed.
This article is a tutorial on how to create a CRUD (Create, Retrieve, Update and Delete) Form using SharpDevelop and PostgreSQL, implementing a BindingNavigator to explore the table used in the application.
For purposes of Unit Testing in globalized applications, you could sometimes need to change the CurrentCulture to test methods against different languages. Here are a few classes that provide a Fluent syntax for switching to another culture.
Walks you through building a generic custom action to manipulate and XCopy the .addin file along with your add-in assembly that will work for most add-in deployment scenarios.
This article shows how to construct a custom business object helper that will populate business objects from a datareader using generics, reflection, and custom attributes
This is a Web Control which is a custom file upload. It will accept only a specified range of file formats, and also integrates with the target page's validation.
This article describes an easy approach to the construction of a custom ASP.NET 2.0 image button control that contains both a mouse-over effect and calls a JavaScript function when clicked.
At times, business needs are so unique that we have to write new controls in addition to the existing Toolbox provided controls. This article explains how to write such a unique control, named Range Control. Control source and a sample app are included.
A text document printing class that adds customizable header, footer, and line numbers to your printed text. The text can also be printed using three different styles.
Makes the input of date values as fast as the user can via keyboard. Also has the ability to pick date from a picker like in the traditional DateTimePicker.
Logging is an important aspect of every application, but you probably don't like to have dependencies on a specific logging framework all over the place. This logging façade provides you with a common interface that decouples the logging framework of your choice from your code.
These are a few extension methods that I have written to simplify working with strings and data stores, and within that context, to make my code more readable and expressive
The article shows how to interop between a WCF service and a WWS client, and also how to rewrite the WCF service in WWS retaining compatibility with existing WCF clients.
Looking for a way to draw 2D line graphs with C#? Here's yet another charting class library with a high degree of configurability, that is also easy to use.
A simple class that stores settings in an XML file located anywhere. This class can be used directly as a visual component in VS. Use this as it is or as an inspiration for something better!
A Margin structure that can be used in a variety of situations, like layout, drawing and printing. Now comes with a custom TypeConverter and a usage sample.
Basic concept of pipe and filter; what is pipe and filter architectural style; when you need to use it; framework of the pipe and filter pattern; a tiny AI tool implementation using it
In this article, we introduce a framework in C# for fingerprint verification, we briefly explain how to perform fingerprint verification experiments and how to integrate your algorithms to the framework.
There are many tools out there for reports, varing by price, capabilities and learning curves. I wanted an ASAP tool (As Simple As Possible :-)) to produce HTML outputs and view them with emphasis, on dynamic creation capability. I started out with making a reporter for ADO DataSets.
This article introduces you to an open source solution for decoupling your data management and query logic from the NoSQL vendor-specific integration logic.
Creating PDF reports for grouped or non-grouped data lists in C# with many custom options and configurations (providing source code with .NET Framework 4.6.1 and .NET Core 3.1)
This article presents a reusable class and technique for easily doing Asynchronous Programming using the Begin/End Pattern and the new Reactive Extensions for .NET (Rx) library.
A generic list/stack/queue with bi-directional and failsafe enumerator, recycled doubly linked list nodes, and wait-for-empty and wait-for-any methods.
This piece illustrates how to construct a simple generic mapper that will copy every property value from one class to another where the name and type of the property is the same in both classes; it goes on to suggest a way of constructing generic tests that can be used for any instance of the
Purely object oriented ADO code component to get your project running, no matter what database you are using at the backend. Specialised for SQL Server.
A class that accepts a reference to an Excel.Worksheet and lets you use an overloaded subscript operator to cleanly and intuitively read/write the Value2 of Excel cells, and get the Excel.Range corresponding to a given cell.
A joystick control using a simplified polar coordinate system to return an orientation and magnitude, and a custom Vehicle UserControl with an Offset method that uses the said coordinate system.
This DLL and the test MFC application supplied demonstrates how efficiently large number of words can be dealt with lightning fast - for wild card matching and checking existence. This DLL is just the all-in-one tool that a word game writer needs - one who needs a very fast dictionary facility.
A minimalist approach to n-tier component model design and implementation, which provides great flexibility for application modules functionality separation.
The .NET ArrayList class provides "dynamic arrays" which, to a C++ programmer should seem really innane. Here's a linked list collection class that can be used in any .NET language.
A tutorial that walks through adding/updating/deleting data in your database with LINQ to SQL while keeping your class relationships (M:M, 1:M, and M:1) synchronized.
A beginner's LINQ tutorial that walks you through mapping your SQL Server database tables and relationships to objects, and how to retrieve that data via simple LINQ queries.
Clickatell just released a new SMS Small Business API. This is a two part blog series with the results of my analysis of the API and details on how to integrate it into your .NET application.
An ASP.NET Validator Control implemented in Managed C++ that can be used to verify email addresses by connecting to SMTP servers listed as Mail eXchangers for a domain, includes example of Win32 API Interoperability with C++ .NET. The validation is not RegEx based.
Here is a very simplified method for selling relatively secure unlock keys to your customers. The unlock key you provide will only unlock that specific customer's download instance for a specific feature set or product.
Slice sections out of a MIDI file, and stretch or compress playback time using this simple utility. Or use the Midi Library to build your own MIDI apps
A native stackwalk funtion like Stackwalk64 cannot handle mixed-mode stacks, since managed code does not use the stack in the same way as native code does. There is an API called IDebugClient, that does walk a mixed-mode stack correctly, which we will explore.
DimmerDialog is a .NET class that shows a modal dialog which grays out the rest of the background, just like the Windows XP Shutdown dialog. This can be used when your application needs to show a very important message box or form that requires immediate user attention.
Modification to the nettiers code generator template to make the generated stored procedure for search more powerful(supports the like operator of Transact-sql) and searching the datetime/smalldatetime datatyped columns more smartly
A C# implementation of the TextFieldParser class submitted by Tony Selkes that includes the ability to put the schema in an XML file and load the data directly into a DataTable.
A convenient, high-performance money structure for the CLR which handles arithmetic operations, currency types, formatting, and careful distribution and rounding without loss.
This article introduces a more flexible and secure method to configure Silverlight applications using the Web.config file from the ASP.NET host application.
A sample shows approaches of creating WiX installers and a bootstrapper bundle for the deployment of business applications with multiple and selective configurations.
What we need is a new way to build our applications. Instead of scattering the manual work and items requiring decision making across the development process, we need to do the "thinky" things first then automate the rest. Why don't we just stop doing things the hard way?
At ComponentScience where I work, we heartily embrace the use of regions to logically separate our code into meaningful blocks. After doing it manually for a couple of years, I decided to write myself a little macro to make my life easier.
This is a control which will allow the user to input only numbers. And it also has some special features like, if we enter negative values, we can show it in a different color.
An artificial life algorithm that attempts to solve a problem by flying a swarm of entities through a range of possible solutions where each entity is guided by the performance of other members of the swarm
This article takes a look at the Microsoft Enterprise Instrumentation Framework and details how shortcomings of conventional instrumentation techniques are overcome using this framework
A performance counters helper class that makes it easier to use performance counters in your system, especially for measuring duration and total duration
When your boss asks you to create applications transforming your data warehouse into business intelligence, you need the right set of Silverlight 3 tools to make this transformation quickly and easily. Here is a pivot grid control that really gets the job done.
PowerShell is a very powerful tool, yet it's difference to the classic DOS command prompt gives you a hard time if you are used to the CMD. This article shall guide you into the World of PowerShell and give you an easy start.
This article gives an introduction to system designing and architecture. It introduces a new concept that allows beginners to easily break and design complex software systems. It uses a modular based development approach with a pattern that we all practice in our day to day life.
This article discusses the Decorator Design Pattern. The approach taken in this series is how a pattern of problem can be identified, analysed and solved with a suitable design pattern.
A new flagship of Resco’s product line Enterprise Solution Prototypes (ESP) brings revolutionary features and is specifically designed for SFA and CRM solutions
Calling a server from JavaScript is a fundamental part of AJAX applications. Using WebServices with SOAP and WSDL is easy if proxy objects and methods are available in the browser.
Most programmers prefer hand-coding database queries. This is a class that automates query building, while the code is as readable as the program logic.
The objective of this article (Part 2) is to introduce you to using of VB / Microsoft .NET library, Function, Methods as well in your Microsoft Windows PowerShell script.
This example demonstrates how to check the privilege level of the current process, and how to self-elevate the process by giving explicit consent with the Consent UI.
We will create a Silverlight Custom Control called “LightSwitch Explorer” that will display information about the collections of the screen that it is displayed on, raise methods, and switch screens.
This tutorial walks you through how to build a rating system, using ASP.NET and SQL Server, that allows your users to rate an article, and then see the ratings graphically displayed on the article.
Reviewing what we need to know pre- and post- C# 7 features about the type system and in particular, reference types and reference-like behaviour, while correcting common misconceptions along the way.
This article contains the simplest solutions for: the security problem for DelegateSerializationHolder, the IO problem, and the messaging speed problem. Note: Messaging speed problem will appear when your application has worked for a long time.
Explains the cause of the OutOfMemoryExceptions which commonly occur when using MemoryStream, and introduces a replacement which uses a dynamic list of memory segments as a backing store, as opposed to a single array, making it more resilient with large datasets.
