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Net Framework Confusion

This means that 4.5 apps will fall over on 4.0 mid-way causing additional troubleshooting time only solved by reading this blog and adding detection to my code. share|improve this question edited Apr 24 '15 at 2:46 asked Apr 23 '15 at 16:27 Max Toro 19k85389 closed as primarily opinion-based by rene, Michael Liu, Niranjan Kala, Lynn Unless it's exceptionally critical.> An inadvertent breaking change.WILL happen no matter how much you test, given the scale of the changes .NET 4.5 added. If you attempt to attach to the web server process to debug your managed code, Visual Studio may assume you want to debug the native 64-bit code first an throw a

TerryWednesday, 11 February 2009 16:28:14 UTCVladan - Only binary serialization and only if you're being tricky with packing and structs.Terry - Point taken.Joseph Cooney - Agreed, that's intensely lame. By feature detection, we mean 'detecting the presence of a feature before you use that feature', not 'using the presence of a feature to determine what version of .NET you are This IS an extremely compatible release I think that this "breaking changes" thing is getting a little blown out of proportion. (This isn't directed at you, James, just generally). It's just hidden away in the 32- or 64-bit version of the .NET Framework.

I don't use the built in code coverage, but I'll ask the team if that's fixed going forward.KirkJ - Exactly what I do if I need E&C. We just added a few things to the same goodness that you are using today in .NET 2.0. Adobe has removed XP support in new apps like Lightroom 4.A new framework in 2012 isn't working in XP that shipped in 2001. The first question developer ask me when I'm pushing 64-bit is "Can I still run Visual Studio the same?

when the app starts when only .NET 4 is installed it pops open a dialog telling you that .NET 4.5 is not installed and asks if you want to download it. I forwarded it to our entire team as they are often concerned about breaking changes with the small (.5) releases.@Luke - I'd only trust Scott for certain, but I'm thinking 'no'; What about LINQ? The short story is - Intel lost.

Moving right along. Email check failed, please try again Sorry, your blog cannot share posts by email. %d bloggers like this: Scott Hanselman about blog speaking podcasts books browse by category or date .NET We also recently posted a blog post that calls out what they should be doing to avoid this: KeanMonday, 25 February 2013 22:56:15 UTCOk for cases where you're using a The team has said that want to chase down any repros that you can give them.It's too early to panic.

I'm just trying to explain it. Blog Latest Greatest Hits Dev Tool List Podcast Hanselminutes This Developer's Life Ratchet & The Geek Speaking Speaking/Videos Presentations Tips Books ASP.NET 4.5 ASP.NET MVC 4 Relationship Hacks © Copyright 2016, I'm talking to them now.Scott HanselmanTuesday, 18 December 2012 04:54:58 UTCCraig - This is fixed now!Scott HanselmanTuesday, 18 December 2012 16:05:58 UTCScott could you react to Schaff's post (Saturday, June 02, PingBack from 10 years ago Reply Mindberg About .Net 3.0 10 years ago Reply UGbLog di Pierre Greborio 10 years ago Reply Buu Nguyen's Blog » Blog Archive » .NET

Total crap. People are really confused with .NET framework and .NET Core after the release. Mais si, bien sur ! » Wagalulu - Microsoft » » Vous avez déjàentendu parler du .NET Framework 3.0 ? When that's fixed, it goes back.

This hit us badly because we were in the habit of using ref array[0] to get a pointer to an array, which simply doesn't work anymore. check my blog Legacy web applications (Web API and SignalR) won't disappear. That'll work fine on x86, but break on x64 when your AnyCPU compiled EXE runs as x64 and tries to load an x86 assembly. Customers are already asking things like "is C# 3.0 going to be in this?

Why don't just call the thing .NET 2.2! 11 years ago Reply george_x_jiang No matter how do you try to clear, it will always be confusing… .NET 3.0 = .NET 2.0 However, if you have an application built in version 1.0 of the framework, it will use the latest version of the framework once you install that app onto the server and I didn't get into that for fear I'd lose people, but marshaling structs IS a problem.Scott HanselmanWednesday, 11 February 2009 19:23:34 UTC"Itanium is dead" Do you mean .NET (including ASP .NET) I am not sure who is still creating new applications using webforms, but the two of them need to stahp. –Travis J Apr 23 '15 at 17:32 5 .NET 5

I'll do a blog post later this week on Portable Libraries, a new version in .NET 4.5 that makes creating libraries for any CLR (including Xbox, Phone, Mono and others). Here's a great bit from an older MSDN article that explains part of it with emphasis mine: In 64-bit Microsoft Windows, this assumption of parity in data type sizes is invalid. Finally, this allows consistent API calls with different behaviors accord to versioning.

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Tons of sessions can be found at dotnetConf 2015 to cover those materials. WARNING: This is obscure and you probably don't care. Pages About Me Categories .NET Framework ASP.NET ASP.NET MVC C# HTML5 Psychology Indian Messages on Management Rhino Mock Recent Posts Message on Management -2 Message on Management -1 Intercepting ASP.NET MVCroutes Itanium is dead, and x86 will be dead in 10 years, right now there is only x64, no?

Let me know, or even better, the .NET team is actively monitoring the .NET vNext Framework Forums. So, where does the 5 come from? Looks like this technique doesn't work on ASP.NET (I would expect a Yellow Screen of Death)...I will talk to the team about that. have a peek at these guys I talked to someone at //build about it, and searched around on Stack Overflow, but I have yet to be able to figure out how to generate something similar on my

However, applications do need pointers to 64-bit data, and they need the ability to have 64-bit data types in selected cases. using System;using System.Runtime.InteropServices;namespace TestGetSystemInfo{ public class WinApi { [DllImport("kernel32.dll")] public static extern void GetSystemInfo([MarshalAs(UnmanagedType.Struct)] ref SYSTEM_INFO lpSystemInfo); [StructLayout(LayoutKind.Sequential)] public struct SYSTEM_INFO { internal _PROCESSOR_INFO_UNION uProcessorInfo; public uint dwPageSize; public IntPtr lpMinimumApplicationAddress; About Newsletter Sponsored By Hosting By Comments [89] Share on: Twitter, Facebook, Google+ or use the Permalink Monday, 02 April 2012 20:35:00 UTCReally appreciate this being resolved and explained!www.poppastring.comMonday, 02 Well, it's definitely dead for desktop/client apps.*Paint.NET v2.6 actually shipped with IA64 support, about 3 years ago.

So when you install, it will run under 1.1 - Or will it continue to use 1.0? - And what happens if I have apps built in 1.0 and running under And since since .NET 4.5 is installed on his development machine, this bug will not show up during his debugging.When the application is released, it will fail when run on a This does make me slightly nervous. Then I could at least develop some of my mobile apps (other than WP7 ones), ie.

The side-by-side versioning meant that the CLR and framework I built against would be used at runtime. .NET 3 and 3.5 flirted with breaking that promise but since it made minimal It can be… 11 years ago Reply Jason Haley 11 years ago Reply CodeRyder » Blog Archive » .NET Framework v3.0 PingBack from 11 years ago Reply JWiese's WebLog By So, .NET as whole now has 2 flavors. .NET Framework .NET Core Difference .NET Core and the .NET Framework have (for the most part) a subset-superset relationship. .NET Core is named By feature detection, we mean 'detecting the presence of a feature before you use that feature', not 'using the presence of a feature to determine what version of .NET you are

You will know if you're using new .NET 4.5 functionality. Design by @jzy Scott Hanselman about blog speaking podcasts books browse by category or date Back to Basics: 32-bit and 64-bit confusion around x86 and x64 and the .NET Framework and Both web services use 1.1 so I ran the EXE from the 1.0 folder to see if it would change them to 1.0, but they still use 1.1 - What am He says to check if an important feature is there and use it.

I would have expected that if I target 4.0 that I cannot make use of 4.5 features and would get a compiler error or at least the same runtime error that I already have too much framework-assistance bloat code and config settings. In our case, it doesn't crash, but it sure is wrong. After EF jumped version numbers to sync up, they've now diverted again, numbering their release for .NET 4.5 as v5 instead of v4.5.

This feels like DLL Hell all over again, making breaking changes to DLLs, keeping version numbers the same - don't Msft learn anything ? I think it was more of a clarification of where the .Net framework is going.In terms of Asp.Net supporting the "SupportedRuntime" in the config. Non ?