A key aspect to this is an open and transparent development process that allows the community to participate in code reviews, read design documents, and contribute changes to the product.
Open source enables us to extend the. NET unification to cross platform development. It actively hurts the ecosystem if basic components like collections need to be implemented multiple times. The goal of. Of course, certain components, such as the file system, require different implementations. The NuGet deployment model allows us to abstract those differences away.
We can have a single NuGet package that provides multiple implementations, one for each environment. However, the important part is that this is an implementation detail of this component. All the consumers see a unified API that happens to work across all the platforms.
Another way to look at this is that open source is a continuation of our desire to release. NET components in an agile fashion:. We believe we found a good balance between laying the foundation for the future while maintaining great interoperability with the existing stacks.
NET Framework is still the platform of choice for building rich desktop applications and. For Visual Studio our goal is to make sure that. NET Core is a pure subset of the. After Visual Studio is released our expectation is that. NET Core will version faster than the. This means that there will be points in time where a feature will only be available on the. NET Core based platforms.
Our current thinking is that the release cadence will roughly be the same as today, which is about once a year. NET Core to the. As I pointed out, even additive changes to the. NET Framework can cause issues for existing applications. Our goal is to minimize API and behavioral differences while not breaking compatibility with existing.
NET Framework applications. There are also investments that are exclusively being made for the. Many of you asked what the. NET Core cross platform story means for Mono. The Mono project is essentially an open source re-implementation of the.
As such, it shares the richness of the APIs with the. NET Framework but it also shares some of its problems, specifically around the implementation factoring.
Mono is alive and well with a large ecosystem on top. NET Core, we also released parts of the. This was done to allow the Mono community to close the gaps between the. NET Framework and Mono by using the same code. However, due to the complexity of the. Another way to look at it: The. NET Framework has essentially two forks.
One fork is provided by Microsoft and is Windows only. The other fork is Mono which you can use on Linux and Mac. NET stack as a full open source project. This also enables the Mono community to innovate on top of the leaner. Both the Windows Store 8. However, they are also a subset of. This allows us to use. NET Core as the underlying implementation for both of these platforms moving forward.
NET 5 today. For example, this includes non-generic collections. This will make it much easier for you to bring existing code that runs on top of the. NET Framework into the touch-based application experience. NET platform is now both powered by. NET Core forms the foundation for all future. NET platforms code sharing with. NET Core based platforms has become friction free.
NET Core, such as the. For more details on how choose between the two, take a look at this blog post. Moving forward, portable class libraries will also support targeting. The only difference is that if you only target.
This approach allows you to co-exist in both worlds while still reaping the benefits that. NET Core brings. NET Core platform is a new. NET stack that is optimized for open source development and agile delivery on NuGet. NET Framework brings to enterprise class development. Visual Studio remains your one- stop-shop for development.
We acknowledge our responsibility and continue to support shipping critical security fixes without requiring any work from the application developer, even if the affected component is exclusively distributed as NuGet package.
Questions or concerns? Let us know by commenting on this post, by sending a tweet to dotnet , or by starting a thread in the. NET Foundation forums. Looking forward to hearing from you! Comments are closed. NET Meetup Events. Web apps with ASP. Mobile apps with Xamarin.
Microservices with Docker Containers. Modernizing existing. NET apps to the cloud. NET Core Immo. December 4th, Program Manager,. NET Follow. Read next Channel 9 interview on open sourcing. NET Curious to where we are with open sourcing. NET Core? Do you want to know which libraries are next? NET Tools Framework Config MSC NET Works. Advantages of. What's the Big Deal? Important Changes Visual Studio.
NET Visual Studio Basics Obtaining and Installing. File Organization Framework Organization. Namespaces Classes and More Classes Data Types. Common Type System Value or Reference? Common Language Runtime. CLR Basics MSIL Assembly Basics Assembly Contents Manifest Basics Assembly Versioning Shared Assemblies Redirecting Object Oriented Programming. VB Grows Up OOP Fundamentals Class Fundamentals Constructors Constructor Tricks Inheritance Inheritance Example Overloading Overriding Create a DataSet object and fill it with the a.
Use the dialog box to add the DataSet object to your application. You can place this line of code in the Form1 constructor, after the call to InitializeComponent.
Add a DataGrid to your form, and bind its a. Use the Toolbox to add a DataGrid to your form. DataSource to the BankCustomers table b. Add a button to your form, label it a. Add a button to the form, changing its Text Update, and then add a Click event property to Update. Double-click the Update button and note that a Update method.
For example: sqlDataAdapter1. Update dataSet11 ; 5. Compile, run, and test your application. Press F5 to compile and run your application. NET to Access Data database. Use Server Explorer to verify that your changes have been made to the database. You can also add new records if you specify a unique CustomerID.
Save your application and quit Visual a. Save your application. What namespace contains menus, dialog boxes, status bars, and toolbars? Forms 2. What is the difference between a form and a dialog box? Which of the following statements are true? Images for a toolbar's buttons are: a. Assigned an index number in the Image Collection Editor.
Automatically attached to the toolbar button based on function. Maintained in a separate ImageList control. Answer: Both a and d are true. Name two methods by which you can add items to a combo box. Answer: The simplest way to add items to a combo box is to add strings to the Items collection by using the Add or the AddRange method. How do you declare a method as a Web method? Answer: A Web method is declared by adding the [WebMethod] attribute above the method definition.
How do you define a class as an XML Web service? When would you use an XML Web service? Answer: An XML Web service is appropriate for applications that may need to send XML- based messages over the Internet that provide specific functionality for a customer, applications that require integration where the XML Web service exposes the functionality and data of each application as an XML Web service, or workflow applications where the XML Web service allows end-to-end workflow solutions to be created.
Why would you use an XML Web service in an internal network? Answer: An XML Web service can be used in an internal network to support earlier applications by exposing the functionality of the applications to programmers in an organization.
Config 1. What kind of authentication mechanism is specified by this Web. Config file? Answer: Windows. Are un-authenticated users allowed access to this Web application? Answer: No. What is the default language of this Web application? Answer: C. How can you view all of the files that Visual Studio. NET Web application? What are the extensions for the two files that make up a Web Forms page?
Answer: The WebForm1. What are the three components, not visible on a Web page, that are required to display the contents of a SQL Server table in a DataGrid control? Name the five basic stages of a Web Forms page life cycle. Name the five steps that are necessary to display data on a Web Forms page. What browsers are supported by ASP. Answer: All browsers. Can you have more than one Web. Config applications settings? Answer: Yes, in different cascading folders.
Start Visual Studio and create a new project. In the Name box, type Registry f. Add a button to the form. Set the Text property a.
Hover over the toolbox, drag a button of the button to Add Info to the Registry. Add the code below into the button click event. Double-click the button. Close ; 4. Run the application and click the button.
Close a. Click Start on the standard toolbar. Click the button on the form. Close the window. Open RegEdit and verify that the key a. Click Start, and then click Run. RegEdit and then click OK. Close the Registry Editor window, close Visual c. In the Registry Editor window, expand Studio. Close the Registry Editor window. Close Visual Studio. Application Settings and Deployment The first line of the code added into the button click event could be shortened.
How would you accomplish this? Answer: By including a using Microsoft. Win32 statement at the top of the Form1. The occurrences of Microsoft.
Win32 in the code statement could then be removed. What are some benefits of storing user preferences in a database? Answer: Central location Global preferences Regular backups 2. What are the four deployment templates that are available in Visual Studio. Search using either the course number and revision, or the course title.
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