Windows Presentation Foundation
A part of the .NET Framework that provides a unified programming model for building line-of-business desktop applications on Windows.
2,824 questions
0 answers
Additional question about a user control loading more than once
Earlier I asked why a datagrid was causing the window to load more than once. I got the answer, and thank you for your responses! However, in a strange coincidence, the release version of the app still exhibits the same behavior. Although it does…
asked 2020-03-20T17:43:42.057+00:00
Rod At Work
866
Reputation points
commented 2020-03-22T14:09:05.547+00:00
Peter Fleischer (former MVP)
19,331
Reputation points
1 answer
One of the answers was accepted by the question author.
QR Code image in .NET Core
I am creating a web application to generate QR Code in .NET Core, what is the best existing library in Nuget and why would I choose it?
1 answer
AZ-204 Beta Exam topics are inaccurate
I'm preparing to take the Exam AZ-204: Developing Solutions for Microsoft Azure (beta) but what I see listed in the Learning paths to gain the skills needed to become certified (modules and contents) it is NOT the same content as the one listed on the…
asked 2020-03-21T10:29:10.773+00:00
Sebastián Inones
1
Reputation point
answered 2020-03-21T13:34:24.47+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(128, 8%, 22%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
Anonymous
1 answer
One of the answers was accepted by the question author.
Hosted on Azure VM by IIS but it dont read ASP.NET MVC C# file
Hi everyone, I'm new to Microsoft Azure VM and trying to host my website on it. I've followed all the steps and successfully hosted it but the IIS do not understand my hosted file is ASP.NET MVC C# Eg: In local file, when i run it looks like…
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(198.4, 91%, 29%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJ%3C/text%3E%3C/svg%3E)
2 answers
Combobox with dynamically created items for enum type with text coming from Attributes won't support binding of SelectedItem
I have a custom WPF combobox that generates its contents based on an enum type it's told about via a XAML attribute. When that attribute sets the corresponding property, the control calls the function below. private void OnEnumTypePropChanged(string…
asked 2020-03-18T17:42:52.56+00:00
Will Pittenger
306
Reputation points
answered 2020-03-21T10:03:41.937+00:00
Will Pittenger
306
Reputation points
2 answers
One of the answers was accepted by the question author.
Issue in ListView Item text Wrapping
I am creating a new control which has a Dependency Property named DisplayMemberPath . I'm binding that dependency property string value to ListView.DisplayMemberPath. But I have a requirement to wrap the Items in the ListView. I am unable to write an…
asked 2020-03-13T19:02:34.253+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(32, 61%, 13%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EG%3C/text%3E%3C/svg%3E)
guess_me_if_u_can
126
Reputation points
commented 2020-03-21T07:02:11.007+00:00
guess_me_if_u_can
126
Reputation points
1 answer
INSERT INTO (OLEDB) RAISED NO ERROR BUT NO NEW RECORD INSERTED
Hello. I'm new to WPF migrating from Windows Form. I'm creating a non-profit system for my village management to store data related to the residents. I need to add new user for login before adding new residents data and accessing the sensitive data. …
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(115.19999999999999, 4%, 21%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EF%3C/text%3E%3C/svg%3E)
1 answer
One of the answers was accepted by the question author.
How do I get the XAML Designer to show side-by-side?
I must have fat fingered something which turned off the XAML view. Now all I see is the Designer. I want to see them both, side-by-side in the window. How do I get that back? I'm using VS 2019 Enterprise Edition, version 16.5
asked 2020-03-18T21:56:47.693+00:00
Rod At Work
866
Reputation points
accepted 2020-03-20T21:31:13.08+00:00
Rod At Work
866
Reputation points
0 answers
ADFS idpinitiatedsignon SAML assertion not signed
I am trying to extract SAMLResponse assertion via https://<adfs_domain>/adfs/ls/idpinitiatedsignon using a webview. The problem is that the SAMLResponse assertion is not signed and the signature is not included inside the assertion. As a result…
asked 2020-03-12T10:27:05.86+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(118.4, 57.00000000000001%, 21%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAK%3C/text%3E%3C/svg%3E)
Alexander Kalavitis
1
Reputation point
commented 2020-03-20T17:16:04.06+00:00
Pierre Audonnet - MSFT
10,191
Reputation points Microsoft Employee
1 answer
One of the answers was accepted by the question author.
[UWP] [EF] How to format DateTime column in UWP DataGrid
Hello, I have DataGrid, and I use AutoGenerateColumns=true; For getting data from SQLite database I use EntityFramework (EF) How to format DataTime kolumn? I want CreateDate column to be formated as "YYYY/MM/DD" Below I shows my DbContext,…
asked 2020-03-17T15:48:39.02+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(214.4, 20%, 30%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EB%3C/text%3E%3C/svg%3E)
BitSmithy
2,141
Reputation points
commented 2020-03-20T16:54:52.92+00:00
Peter Fleischer (former MVP)
19,331
Reputation points
3 answers
One of the answers was accepted by the question author.
Why does clicking on a datagrid cause the window to flash?
I'm working on a WPF app with a colleague at work. This app has a launch panel with 7 buttons. Clicking on any of the 7 buttons causes a new window to popup. These new windows all start with a datagrid, listing the contents of 1 of 7 tables,…
asked 2020-03-17T20:54:18.047+00:00
Rod At Work
866
Reputation points
accepted 2020-03-20T14:03:43.45+00:00
Rod At Work
866
Reputation points
1 answer
F# vs C# in Performance
Hi, I'm C# Developer and new to F#. I have many questions about F#. 1- F# have the future ? 2- in Enterprise web development, Can I count on F#? 3- generally Which one performs better than the other C# or F#?
asked 2020-03-20T10:46:55.883+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(214.4, 51%, 30%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAE%3C/text%3E%3C/svg%3E)
Arman Espiar
1
Reputation point
answered 2020-03-20T12:25:36.467+00:00
Vaibhav Chaudhari
38,816
Reputation points
2 answers
REST API to grant Permission to Azure Active Directory Application
We want to grant API Permissions to Application created in Azure Active Directory using REST API. Did Azure had provision for the same.
asked 2020-03-11T07:54:15.363+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(99.2, 45%, 19%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ECP%3C/text%3E%3C/svg%3E)
cloud partner
1
Reputation point
commented 2020-03-20T10:42:38.71+00:00
AmanpreetSingh-MSFT
56,756
Reputation points
1 answer
Query Azure AD for searching users of security group from ASP.NET Classic Web Forms application
Hi, We have ASP.NET 4.7 Web Forms application in which we are implementing Azure AD authentication. We have Search user feature also in the application, which actually queries the AD, searches for users from specific group and adds users to our…
asked 2020-03-20T09:10:09.003+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(278.4, 89%, 36%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESN%3C/text%3E%3C/svg%3E)
Sanjay Nipane
21
Reputation points
answered 2020-03-20T10:23:10.487+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(304, 2%, 39%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESM%3C/text%3E%3C/svg%3E)
soumi-MSFT
11,816
Reputation points Microsoft Employee
1 answer
One of the answers was accepted by the question author.
IAP crash the app recently, any same issue?
I have an old app (from 10240), it has not updated for months, but recently it crashes when open IAP dialog. And there is no purchase for last several days. Is there any same issue? (Note: It has just finished a sale duration.) And VS can not load…
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(51.2, 13%, 14%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
1 answer
WPF: How do I bind with this behavior?
Here is an image to help clarify my question. Three TextBoxes and a TextBlock. I want the TextBlock to mirror the contents of one TextBox, but, if I mouse over another TextBox the TextBlock will mirror the Text of that TextBox instead. Mousing…
asked 2020-03-19T13:03:54.717+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(220.8, 56.00000000000001%, 31%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EO%3C/text%3E%3C/svg%3E)
OneZeroOne
1
Reputation point
answered 2020-03-20T05:10:04.843+00:00
Alex Li-MSFT
1,096
Reputation points
1 answer
Not able to see Designing data processing solutions (25-30%) in both DP 200 and 201 certification learning path
i'm not aware this is right forum to post a question: Please help me out whether this is part of the exam or not Not able to see ****Designing data processing solutions (25-30%) in both DP 200 and 201 certification learning path**** please find the below…
asked 2020-03-19T14:47:12.07+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(268.8, 61%, 36%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMK%3C/text%3E%3C/svg%3E)
Manjunath KV
1
Reputation point
answered 2020-03-20T04:36:58.66+00:00
BhargaviAnnadevara-MSFT
5,466
Reputation points
0 answers
Sysprep on WIndows 2016 is retaining DNS IP configuration
When we run sysprep with generalize, and spin up an instance out of that image, image is retaining the dns ip. Is there anything we can do here to prevent this from happening? There is a windows ec2 instance with two nics connected to it. We…
asked 2020-03-19T21:45:15.78+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(150.4, 65%, 24%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESK%3C/text%3E%3C/svg%3E)
Shiva Konduru
1
Reputation point
commented 2020-03-20T01:53:01.533+00:00
Jenny Feng
706
Reputation points
1 answer
MFA locations automation
hi, I would like to know how we can automate or script the update of the defined locations for MFA/CA in Azure. the issue is we have around 160 locations that are AAD joined and have no static IP addresses, as their IP addresses come from their ISP …
asked 2020-03-19T14:33:58.847+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(60.8, 49%, 15%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESB%3C/text%3E%3C/svg%3E)
Siegmund Bosmans
1
Reputation point
answered 2020-03-20T00:17:09.4+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(214.4, 81%, 30%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMT%3C/text%3E%3C/svg%3E)
Marilee Turscak-MSFT
37,141
Reputation points Microsoft Employee
1 answer
Issues while configuring a Conditional Access policy in report-only mode (Preview)
Reports Only Policy selected (does not permit deselecting all ca policies but have to do so singlely) Time range last 7 days (does not export anything beyond current date) User: All users (does not detect by individual user or groups defined) …
asked 2020-03-16T20:20:02.02+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(281.6, 35%, 37%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
AM_Azure
1
Reputation point
answered 2020-03-20T00:10:38.23+00:00
Marilee Turscak-MSFT
37,141
Reputation points Microsoft Employee