ASP.NET News from Blogger: Julia Lerman Blog - Dont Be Iffy...   Get the feed of: Julia Lerman Blog - Dont Be Iffy...

Total News: 1787

Video: Entity Framework 5 Enums and Moving Solution from EF 4.3

I moved a small EF 4.3 solution to EF5 (and to .NET 4.5) so I can add the new enum support to it. Then I started the process all over again and captured it as a screencast. Pluralsight is hosting it ...

Update to EF5 and DbLocal Default in Config

A few weeks ago I wrote a blog post showing how EF5 uses DbLocal as its default database along with a screenshot of the configuration info that EF5 puts into your config (web.config or app.config) of ...

EF5: Where are my DataAnnotations?

EF 4.x: EF 4.1+ has a DataAnnotations namespace for the new EF related annotations. Most of them are related to database schema. EF 5 Not even a DataAnnotations namespace in here. Thats because t...

Moving Projects from EF 4.1,2,3> EF5Beta: Dont do what I did

What did I do? I wasted hours and hours so that I can share this lesson with you. The bottom line is that Im kindofa dope sometimes. I had an EF 4.3 project that I moved onto a new machine with VS11 ...

EF Code First Migrations Update-Database Parameters Documentation?

In my recent Code First Migrations course on Pluralsight.com, I showed how you can get detailed information about the parameters of update-database. These can also be used if you want to execute the m...

VS11 and EF5: Wheres that database that Code First created?

Visual Studio 11 brings a new development database -- SQL Server Local Database. Bye bye SQL Server Express dependency. I typically let Code First run with its default database of choice up to now ...

Updating to Entity Framework v.Latest the Easy Way

Entity Framework is evolving rapidly which is why they are releasing via NuGet rather than being strapped to the .NET release cycle. (You can read more about the hows and whys of EFs release cycle her...

Entity Framework is now Part of ASP.NET

Arthur Vickers, from the EF team, tweeted: Also, very happy to be moving to @scottgu's org with the rest of the Entity Framework team. Great for us, great for EF, great for Microsoft. Just a rem...

How I see Web API

Using OData in apps is so easy thanks to REST & JSON. But OData works directly against a data model with a limited set of operations and capabilities. You can do some customization but at some poi...

Almost Vermont IT Jobs: .NET devs needed in Lebanon, NH

COMPUTAC INC is looking for PROGRAMMERS with experience in Microsoft VB6, VB.NET,  ASP.NET, Win Form Development, N-tier design concepts and MS SQL server database (design, maintain, and administ...

New EF Code First Migrations Video on Pluralsight

My newest course is live on Pluralsight.com. This one is about using the new data migrations feature of Entity Framework Code First. These were first introduced with EF 4.3. Migrations lets you update...

Take care with EF 4.3 AddOrUpdate Method

EF 4.3 added a new extension method for DbSet called AddOrUpdate. It is meant for use with seeding data during migrations. It looks like a nice method to add into your apps but thats not its purpose...

The what-if brain: Social pariah for developers?

As developers and analysts, we spend a lot of time asking what if?. What if the user enters too many characters into this data entry field? What if the network hiccups during a database save? ...

Using EF 4.3 Code First Migrations with an Existing Database

In working on my upcoming EF 4.3 Migrations video for Pluralsight, I wanted to work out how to use this with an existing database where I plan to add new types and therefore want migrations to not jus...

.NET/Sharepoint Dev Job in Albany/Saratoga NY area

Hallam-ICS is looking for a developer for their Malta, NY office. Requirements: Strong OOD/OOP skills. Winforms, WPF, Silverlight and ASP.NET, mobile application development including MVC W...

Using T4Scaffolding to Create DbContext and Repository from Domain Classes

You may already be familiar with the fact that ASP.NET MVC 3 tooling includes a scaffolding option that lets you point to a domain class and automatically build a Controller, a set of Views and if it ...

New EF Validations Video on Pluralsight

My newest course is live on Pluralsight.com. This one is all about performing data layer validations in EF 4.1 (4.2, 4.3) using the Validation API that’s part of the DbContext. Data Layer Valida...

What do you want to see in Entity Framework?

A friendly reminder about the UserVoice site where you can suggest and vote on features youd like to see in Entity Framework (http://data.uservoice.com/forums/72025-ado-net-entity-framework-ef-feature...

Vermont IT Jobs: SysAdmin at NRG Systems in Hinesburg (a cool companycmon do it!)

http://www.nrgsystems.com/ Hinesburg, Vermont Desktop/Systems Administrator Job Description Key Focus The Desktop/Systems Administrator is responsible for providing first line support to NR...

Oracle Releases Provider with EF 4 Support (but not really EF 4.1 and EF4.2)

Oracle has finally released it’s version of ODP.NET that supports Entity Framework for use in production environments. And they report that this release supports EF 4.1 and EF 4.2. That should m...

EMail Q&A: What about Entity SQL and why direct DB access?

I received this pair of questions about EF in email and thought I would share the questions and my reply. Q: I've read some articles about Code First, I've tried to do some samples and I'm going to ...

Use Projections and a Repository to Fake a Filtered Eager Load

Entity Frameworks Include method which eager loads related data in a query does not allow sorting and filtering. People ask for this feature frequently. There is a way around the problem. I wrote abo...

Programming Entity Framework 2nd Edition vs Code First Edition

Ive had tweets and emails from readers asking if there is any point to reading the 2nd edition of Programming Entity Framework if they are only planning to use Code First and DbContext. (Before an...

Code First and DbContext are now The Entity Framework

In the recent blog post, How We Talk about EF and its Future Versions, the EF team announced that going forward, the stuff of EF thats in .NET, will be referred to as the EF Core Libraries. For exampl...

Vermont IT Jobs: Senior Embedded Software Engineer at NRG in Hinesburg

http://www.nrgsystems.com/ (note there is also a Software Engineer job available) Senior Embedded Software Engineer Job Description August 2011 Key Focus This experienced Embedded So...

Sessions for Vermont Code Camp III

The 24 Talks of Vermont Code Camp Saturday Sept. 10th, Burlington Vermont Once again, we have a fabulous array of talks with many technologies covered. Well be building the actual schedule in t...

Teaching a 5-day Workshop (Entity Framework Boot Camp) Oct 3-7 in Boston

I’m excited about embarking on  my first full-week workshop. Until now, I have done a number of one-day workshops but I have always felt that I needed more time. There’s so much to sh...

You Win! An EF 4.1 Update to Programming Entity Framework is In the Works!

After I finished writing the first edition of Programming Entity Framework, 832 pages long, I announced to anyone within earshot that if I every talked about writing another book to just shoot me. Aft...

Vermont IT Jobs: Business Analyst (.NET) at VT Agency of Natural Resources, Waterbury

More information and apply at https://erecruit.peoplesoft.state.vt.us/psc/HRPRD/EMPLOYEE/HRMS/c/ROLE_APPLICANT.ER_VIEW_JOBS.GBL Enter 28694 into the keyword text box before clicking Search. The Ve...

Entity Framework & WCF Data Services June 2011 CTP : Auto Compiled LINQ Queries

Ahh another one of the very awesome features of the new CTP! Pre-compiled LINQ to Entities queries (LINQ to SQL has them too) are an incredible performance boost. Entity Framework has to a bit of wor...

Entity Framework/WCF Data Services June 2011 CTP: Derived Entities with Related Data

Well, this change really came in the March 2011 CTP but I didn’t realize it until the June CTP was out, so I’ll call it a wash. WCF Data Services has had a bad problem with inherited types...

Entity Framework June 2011 CTP: TPT Inheritance Query Improvements

I want to look at some of the vast array of great improvements coming to EF that are part of the June 2011 CTP that was released yesterday. Everyones going on and on about the enums. Theres a lot m...

EF4 books and EF 4.1

Ive been asked repeatedly about the viability of my book, Programming Entity Framework, and the other EF4 books out there now that EF 4.1 has been released. The EF4 books are still totally viable and...

Turning off Code First Database Initialization completely

I was using a hack to turn off the Database Initialization for code first. I didn’t want code first to do the model/database comparison, and found the best way I could figure out…I delete...

MVC3.1 Scaffolding Magic with Database (or Model) First , Not Just Code First

The MVC3.1 scaffolding that was released at Mix can auto-magically create an EF 4.1 DBContext class, the basic CRUD code in your controller and the relevant views all in one fell swoop. (Don’t f...

Quick Look at Reverse Engineer DB into Code First Classes

The Entity Framework team blogged about the EF Power Tools CTP1 today. One of the intriguing features is the ability to reverse engineer an existing database into a set of code first classes.   ...

Model First, Database First or Code FirstUpdate to Data Points Column

My recent Data Points column in MSDN Magazine (May 2011) provided an overview of the differences between the three workflows for creating an Entity Framework model: 1) Reverse engineer and existing d...

Vermont IT Jobs: .NET Software Engineer, DBA and Architect jobs at Allscripts in Burlington

There are a bunch of dev & database related jobs at Allscripts.com/careers.     ...

Accessing ObjectContext Features from EF 4.1 DbContext

 The Entity Framework 4.1 DbContext is a lightweight version of the EF ObjectContext. It's simpler to work with thanks t a streamlined surface of properties and methods. It may be just what you'v...

Why cant I Edit or Delete my Data Service data?

I spent waaaaaay too much time on this problem yesterday and wanted to share the solution, or more accurately, the workaround. Im creating an Azure hosted Data Service and to as a consumer, an Azure ...

Code First/Entity Framework 4.1 Videos and Articles on MSDN

Currently, 8 of the 10 videos on Code First and EF 4.1 I have already created for MSDN are online but they are not easy to find. Three of them are on the msdn.com/data/videos page. The others have no...

MVC 3 and EF 4.1 Code First: Here are my classes, now you do the rest, kthxbai

One of the announcements this morning at MIX11 was the MVC 3 Tools Update. Phil Haack has a blog post about them here: http://haacked.com/archive/2011/04/12/introducing-asp-net-mvc-3-tools-update.asp...

Capturing Code First Fluent API ValidationResults to Display in MVC 3

If youve been using code first, you may be aware  that you can add validations such as Required or MaxLength to your classes using DataAnnotations, e.g., [Required] public string Title{get ;s...

Round tripping a timestamp field for concurrency checks with EF4.1 Code First and MVC 3

MVC is by definition stateless so how do you deal with timestamp that needs to be persisted across post backs in order to be used for concurrency checking? Heres how Im achieving this using EF4.1 (RC...

Seeding a Database With EF4.1 Code First

Based on an email in my inbox, I wanted to point out the key to overriding the Database Initializer that seeds a newly generated database when you use EF 4.1 code first. The Seed method takes whateve...

New EF4 & EF4.1 content on MSDN

Ive been busily writing and recording screencasts about Entity Framework 4 and 4.1 for MSDN and some of the fruits of my labor are finally online. Although there is much more to come. 1) Drag & Dr...

Links & Resources from 24HOP Presentation

Programming Entity Framework, 2nd Ed, OReilly Media www.learnentityframework.com MSDN Data Dev Center (www.msdn.com/data) SQL Server Developer Center, Database Connectivity http://msdn.microsoft.com...

Vermont IT Jobs: Software Test Engineer, Burlington area, 1 year contract

Software Test Engineer This is a 1 year contract, must be US Citizen or Green Card. BS Degree Minimum of 3 years experience Candidate should have the following experience: Team environment deve...

Oracles Entity Framework Beta Released Today

Just got this very nice note from Alex Keh at Oracle. Hi Julie, Since I know you have a special interest in Entity Framework, I wanted to let you know that Oracle released its EF beta today. It can b...

Vermont IT Jobs: Dir of E-Commerce in Montpelier

http://www.fitsolutions.us/careers.html Director of E-Commerce Summary Our Northern VT client is looking for a talented individual to direct the web strategy for their organization. This position ...

View Other bloggers