Ref returns restrictions in C# 7.0
I am trying to understand the following excerpt from an official blog post about new features in C# 7.0 concerned with ref returns. > 1. You can only return refs that are “safe to return”: Ones that ...
VueJS conditionally add an attribute for an element
In VueJS we can add or remove a DOM element using v-if: ``` <button v-if="isRequired">Important Button</button> ``` but is there a way to add / remove attributes of a dom element eg for the followi...
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- 18 Mar at 15:40
Obtaining file extended properties in .Net Core
I want to read extended properties like `Product Version`, `Author`, etc. from a file using `.Net Core`. There were classes like `FileVersionInfo` that used to provide version information, Shell obje...
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- 22 Mar at 16:26
How can I create a Git repository with the default branch name other than "master"?
In the [Pro Git book](https://git-scm.com/book/en/v2/Git-Branching-Remote-Branches), it says > “origin” is not specialJust like the branch name “master” does not have any special meaning in Git, neith...
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- 24 Jun at 09:30
Could not load file or assembly 'System.ValueTuple'
I've got a VS2017 project that compiles to a DLL which is then called by an EXE written by someone else. Both projects target .Net Framework 4.6.2. I rewrote one of my DLL methods to return a tuple an...
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- 26 Mar at 18:28
key_load_public: invalid format
I used PuTTY Key Generator to generate a 4096 bit RSA-2 key with a passphrase. I save the .ppk and an openSSL format public key. The putty format public key doesn't work. In any case, my error is as...
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- 17 Mar at 17:37
java.io.FileNotFoundException: class path resource cannot be opened because it does not exist
I am trying to set the configuration location for my Project but I keep getting the following error: > java.io.FileNotFoundException: class path resource [main/resources/app-context.xml] cannot be ...
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- 17 Mar at 23:55
ServiceSTack: CSV file name
Service Stack 3 - How can the filename for the attachment in ?format=csv be customized on a per response basis? I have googled this, but the only article of interest suggested replacing the entire fo...
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- 17 Mar at 15:55
Unit Tests not discovered in Visual Studio 2017
I have been struggling with VS 2017 since I installed it. Now it seems Unit Tests will only run from the command line "dotnet test." My project is .NET Core 1.1.1. I have the SDK and the framework up...
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- 6 Mar at 00:38
Get control name in Button event handler method Xamarin Forms
I have 20 buttons in my Xamarin Forms app . All of the buttons share the same click event method. What I want to do is use switch statement to check the button name but I am having difficulty finding ...
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- 17 Mar at 13:10
How to hardcode and read a string array in appSettings.json?
I use VSCode and NetCore 1.1.1. I need to store several datapaths in my appsetting.json to let my console application know where to look for its data. This is an extract of the appsettings.json file...
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- 17 Mar at 14:4
Could not connect to Redis at 127.0.0.1:6379: Connection refused with homebrew
Using homebrew to install Redis but when I try to ping Redis it shows this error: ``` Could not connect to Redis at 127.0.0.1:6379: Connection refused ``` I tried to turn off firewall and edit co...
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- 15 Jan at 02:41
Custom ViewComponent with asp-for as parameter
I want wrap this: ``` <textarea asp-for="@Model.Content" ...> ``` into reusable ViewComponent, where property will be parameter: ``` <vc:editor asp-for="@Model.Content" /> ``` I was able to pass...
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- 11 Feb at 23:11
Servicestack Display 404 page CatchAllHandlers
Im using servicestack Core with kestrel. I made a `CatchAllHandlers` delegate with the following code. ``` var requestType = typeof(NotFoundPage); var restPath = new RestPath(requestType, pathInfo); r...
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- 20 Jun at 09:12
How to add RGB values into setColor() in Java?
How can I add (red, green, blue) values to my Java? For example: ``` setColor(255, 0, 0); ``` The context looks like this: ``` public void render() { BufferStrategy bs = getBufferStrategy(); ...
What was the design rationale for making void not a primitive type?
When using reflection `Type.IsPrimitive` on a `void` type returns false.Coming from a C++ background this was surprising. Looking at the [C# 6.0 spec](https://github.com/ljw1004/csharpspec/blob/gh-pa...
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- 17 Mar at 13:48
Could not load file or assembly 'log4net, Version=2.0.8.0, Culture=neutral, PublicKeyToken=1b44e1d426115821' or one of its dependencies
I found several threads relating this issue, but none of those solved my issue. I have been previously using `log4net version 1.2.10.0` in my `ASP.NET` services. I have updated it to current version...
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- 17 Mar at 10:45
How to allow for multiple types deployment?
In my search for the [meaning of life](https://martinfowler.com/articles/microservices.html), I stumbled upon a blog post that mentioned that , it is simply an , and as such we need to design for allo...
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- 17 Mar at 04:31
Why I can't access remote Jupyter Notebook server?
I have started a Jupyter Notebook server on my centos6.5 server.And jupyter is running like ``` [I 17:40:59.649 NotebookApp] Serving notebooks from local directory: /root [I 17:40:59.649 NotebookApp]...
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- 11 May at 17:19
Specifying custom property name when binding object to Web API endpoint
I have a .Net Core Web API. It automatically maps models when the model properties match the request body. For example, if you have this class: ``` public class Package { public string Carrier ...
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- 17 Mar at 00:6
How to port swift based cocoapods to Xamarin
I am trying to port cocoapods to xamarin. Objective C based cocoapods can be ported by converting it into a static library(.a) and subsequently converting that as binding library in xamarin studio or...
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- 16 Mar at 23:40
How to load appsetting.json section into Dictionary in .NET Core?
I am familiar with loading an appsettings.json section into a strongly typed object in .NET Core `Startup.cs`. For example: ``` public class CustomSection { public int A {get;set;} public int B...
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- 4 Jan at 06:55
Delegate return type different with lambda function
Consider this MCVE: ``` using System; public interface IThing { } public class Foo : IThing { public static Foo Create() => new Foo(); } public class Bar : IThing { public static Bar Creat...
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- 16 Mar at 22:33
How can I call a controller action when rendering a partial view?
I am creating a partial view for a sidebar that will show the most popular posts in my site. How can I create a separated controller for loading the model required by the partial view? (The `IEnumerab...
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- 24 May at 20:10
VS2017 Scanning data
I opened a solution in VS2017 and noticed the below image stating "Scanning data XX%" [](https://i.stack.imgur.com/AjLGl.png) Does anyone know what VS is doing here? It seems to be taking a long time ...
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- 6 Aug at 16:34