Jack is Here, asp.net findings

As a software engineer, I focus on .NET, especially asp.net, C#, WCF and so on, and I am also very interested in Search Engine Optimization.

Entries Tagged ‘.NET’

PRB: “System.NullReferenceException” Unhandled Exception Error Occurs When You Run a .NET Portable Executable in Internet Explorer

Symptoms
When you run a .NET Portable Executable (PE) in Microsoft Internet Explorer, and the PE accesses certain members of the System.Windows.Forms.Application class, an error may occur. The relevant members of the System.Windows.Forms.Application class include: CommonAppDataRegistryCompanyNameProductNameProductVersionUserAppDataRegistryYou may receive the following error message:

An unhandled exception of type ‘System.NullReferenceException’ occurred in mscorlib.dll.
Additional information: Object reference not set to an instance of an object.
Resolution
The .NET Framework assemblies that deploy from an intranet are typically granted the default Intranet Permissions set. The error occurs when the assembly is run from Internet Explorer. Internet Explorer does not have sufficient permissions to access the methods. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
311301?(http://support.microsoft.com/kb/311301/EN-US/) INFO: How Internet Explorer Determines Permissions for .NET Framework Assemblies

FIX: Error message when you run a .NET Framework 2.0 Remoting application: “Unhandled Exception: System.AccessViolationException”

Symptoms
When you run a Microsoft .NET Framework 2.0 Remoting application, you may receive the following error message:

Unhandled Exception: System.AccessViolationException: Attempted to read or write protected memory. This is often an indication that other memory is corrupt.Additionally, this problem may occur in .NET Framework 2.0 Remoting applications on a computer that is running certain types of driver software or antivirus programs.
Resolution
Hotfix information
A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.
To download this hotfix from the MSDN Code Gallery, visit the following Microsoft Web site:
http://code.msdn.microsoft.com/KB923028(http://code.msdn.microsoft.com/KB923028)
Note The MSDN Code Gallery displays the languages for which the hotfix is available. If you do not see your language listed, it is because the Code Gallery resource page is not available for that language.
Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site:
http://support.microsoft.com/contactus/?ws=support(http://support.microsoft.com/contactus/?ws=support)PrerequisitesYou must have the .NET Framework 2.0 installed to apply this hotfix.Restart requirementYou do not have to restart the computer after you apply this hotfix.Software update replacement informationThis hotfix does not replace any other hotfix.File informationThe English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.The Microsoft .NET Framework 2.0, x86-based versions
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatformMicrosoft.jscript.dll8.0.50727.794749,56818-Jan-200719:11x86System.dll2.0.50727.7942,940,92818-Jan-200719:11x86The Microsoft .NET Framework 2.0, x64-based versions
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatformMicrosoft.jscript.dll8.0.50727.794749,56818-Jan-200719:11x86System.dll2.0.50727.7942,940,92818-Jan-200719:11x86Microsoft.jscript.dll8.0.50727.794749,56818-Jan-200718:49x64System.dll2.0.50727.7942,940,92818-Jan-200718:49x64The Microsoft .NET Framework 2.0, Itanium-based versions
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatformMicrosoft.jscript.dll8.0.50727.794749,56818-Jan-200718:49IA-64System.dll2.0.50727.7942,940,92818-Jan-200718:49IA-64Microsoft.jscript.dll8.0.50727.794749,56818-Jan-200719:11x86System.dll2.0.50727.7942,940,92818-Jan-200719:11×86

Pure .net 2.0 Data Visualization Component for Professional Developers

Imagine your speed along the highway, and realize that there is a control panel – you do not know the fuel level, speed – anything … "This is impossible," you would say. Now imagine that your business is you drive a car and no control panel, automobile, do not see the key performance indicators, is critical "drive" your business. This is simply a nightmare!

Like the panel in a car that helps you, the goal of an effective digital dashboard helps you make business decisions based on well-structured visually presented information.

With the release of the Instrumentation ModelKit 3.0 the creation of digital dashboards, KPI, scorecards, and other data visualization applications becomes much easier.

Developed for Other Developers
Instrumentation ModelKit, as well as acting as a rich library of ready-made controls: Package delivery is designed to contain 80 instruments. This is without requiring custom code that developers can build a gauge. Gauge is easily adjusted to create and intuitive design process! It is important to control the instrument created by the very developers. Custom styles, act, look to the instrument and assign a few clicks of the mouse!

Changes for Improvement
Contemporary technology is aimed at the application development streamlining. Trying to follow the newest technology trends we created version 3.0 of the Instrumentation ModelKit that is specially redesigned for .NET 2.0 and supports the whole .NET 2.0 functionality. We modified the designer. Now the properties are available not only in the property grid but also from the designer toolbar. Fill editor can also be invoked by clicking an appropriate button. Improved visual interface of the designer ensures an automatic layout of the localized interface elements. These new features considerably speed up the process of gauges design.

We Do It for You
We want to help developers be as productive as possible.
In order to facilitate the application development process, we make it possible to change the look and feel of the instrument a few mouse clicks behavior. Modify, customize and adjust the controls, according to your request!
To make the process of the product exploration fast we designed the unified sample browser which provides a set of comprehensive examples demonstrating the required functionality of controls.
To make the process of complex gauges development simple we included such high-level elements as RangedLevel, LinearLevel, Tank, etc.
We control our reality to create an application to help developers visually superior to many of the features: three-dimensional skin support, double buffered in an interactive setting to control the behavior of the capacity The GDI functions to draw elements.
This can save your money, we pursue flexible licensing policy and allow you to distribute your applications with the use of the Instrumentation ModelKit components at no additional cost.
To give you full control over your applications we offer Professional edition of the product which contains full source code.

The Instrumentation ModelKit 3.0 will help you realize your potential and create professional data visualization applications.

You can evaluate the Instrumentation ModelKit features here:
http://www.perpetuumsoft.com/Downloads.aspx?lang=en&pid=22&pr=3.0

About company:
Perpetuum Software specializes in development of high-quality .NET and ASP.NET software components compatible with MS Visual Studio .NET, C# Builder, Delphi .NET and other IDEs supporting .NET Framework. Such use-proven components as Report Sharp-Shooter, Instrumentation ModelKit, OLAP ModelKit, Chart ModelKit and other .NET components by Perpetuum Software are already well known on the software development market and are used by developers in more than 50 countries.

Programmers Should go for ASP .NET

ASP.NET has become a face to the developer with the traditional ASP question. As the ASP has a wide range of applications, but Microsoft has to ensure the implementation of the ASP script on a computer used without modification. NET Framework (ASP engine, Asp.dll, and there is no custom installation. NET Framework). Thus, IIS on the same machine can accommodate ASP and ASP.NET scripts.

Advantages of ASP.NET

1.Division of Code from HTML:

To make a clean sweep, with ASP.NET you can be totally detached layout and business logic. This makes it very easy for developers and designers to collaborate effectively. There is also a high level of performance achieved through this.

2.Support for compiled languages:

Developers can use VB.NET and interviews strongly typed and object-oriented programming of the important things. The use of assembly language indicates that the performance of ASP.NET pages and so there is no similar code to link to an explanation of the punishment. ASP.NET page is compiled into byte code, and in real-time (JIT) compilation of the legitimate demands of it. From now on, all the requests are directed to a fully compiled code, which is to the source to change the cache.

3.Use services provided by the .NET Framework:

. NET Framework to provide a class library used by applications. Help some of the best input / output, access to operating system services, data access, or debugging.

4. Graphical Development Environment:

Visual Studio. NET development environment offers the potential for Web developers. It is possible to drag

5. State Management:

In answer to the problems which developers faced ASP.NET provides solutions for session and application state management. State information can, can be confined in memory or stored in a database. It is also sharable across Web farms, and state information can be recovered, in case the server fails or the connection breaks down.

6. Update files while the server is running!

You can update your application while the server is online and customers are connected. The framework will use the new files at the same time they are copied to the application. The files are old and need to be removed are still in use are kept in memory by the time customers.

7. XML-Based Configuration Files:

In the ASP.NET configuration settings can be saved in the XML file is readable and can be edited. It is also very easy to them to another server, with your applications, including other documents.

ASP Web Development has thus revamped the entire IT Industry in its own way.

Php, Mysql and Asp.net in Web Hosting

LINUX between the network and the host Windows virtual host choice is a daunting task. You should know that the language of your site and then decide which type of server platform or needs. Linux virtual hosting is best suited to a simple HTML website or e-commerce site, or any other programming features in PHP to create a database of the MySQL Web site. If your site is in ASP or ASP.NET, then you need Windows on the server.

Now what is the ASP.NET web hosting, PHP hosting and MySQL Web site's virtual host? Let us further explore these provisions further.

ASP.NET Web Hosting: will be distributed by Microsoft, a division of Microsoft ASP.NET

ASP.NET web site to reduce the number of managed code to reduce, and to build Web applications much easier. It provides more flexibility, in the language selection, support for multiple. NET language. In the ASP.NET virtual host, because the source code and HTML together, the page is very easy to write and maintain. As the built-in configuration information, component registration is unnecessary. ASP.NET Web applications faster, can be faced with large numbers of users and performance consistency.

PHP Virtual Host: PHP is a recursive acronym for PHP: Hypertext Preprocessor's. PHP is a reflective programming language or a common server-side scripting language for Web development, namely, to create dynamic and interactive websites. It can be embedded into HTML code for planting. PHP is often used together in a different operating system is Linux system, chronic health.

PHP acts like a filter, Web server, running on the same time, input from a stream or file that contains PHP commands and display text and different data streams. PHP is deployed in most operating systems, network servers and platforms free of charge.

MySQL Web Hosting: MySQL is developing a multi-user, multi-threaded computer language for the management and retrieval of data access and database objects, control management and database schema creation and modification. It is an SQL database management system with 10 million installations. It is popular for web application for open-source bug-tracking tools, and acts as the database component of WAMP, MAMP and LAMP. MySQL is closely related to PHP and Ruby on Rails are available. Most of the known sites like WordPress to run on a combination of PHP and MySQL.

Now you are more familiar with ASP.NET Web Hosting Web Hosting MySQL PHP Web server and the choice may be a fruitful type of server.