What is the impact of the `PersistKeySet`-StorageFlag when importing a Certificate in C#

In my application, a Certificate for Client-Authentication is programatically added to the `MY`-Store using the following code: ``` //certData is a byte[] //password is a SecureString X509Certificate...

26 Apr at 14:2

Get viewport/window height in ReactJS

How do I get the viewport height in ReactJS? In normal JavaScript I use ``` window.innerHeight() ``` but using ReactJS, I'm not sure how to get this information. My understanding is that ``` React...

24 Jan at 19:12

How to get ,update all keys and its values from redis database in c#?

I am using servicestack C# driver for connecting redis database which runs in 6379. I want to retrieve(GET/READ) all keys and its values from redis database(which is actually cached). I have to update...

Convert string to date in Swift

How can I convert this string `"2016-04-14T10:44:00+0000"` into an `NSDate` and keep only the year, month, day, hour? The `T` in the middle of it really throws off what I am used to when working with...

29 Dec at 07:48

How to mock an IFormFile for a unit/integration test in ASP.NET Core?

I want to write tests for uploading of files in ASP.NET Core but can't seem to find a nice way to mock/instantiate an object derived from `IFormFile`. Any suggestions on how to do this?

Write / add data in JSON file using Node.js

I am trying to write JSON file using node from loop data, e.g.: ``` let jsonFile = require('jsonfile'); for (i = 0; i < 11; i++) { jsonFile.writeFile('loop.json', "id :" + i + " square :" + i * ...

24 Sep at 14:6

The instance of entity type cannot be tracked because another instance of this type with the same key is already being tracked

I have a Service Object `Update` ``` public bool Update(object original, object modified) { var originalClient = (Client)original; var modifiedClient = (Client)modified; _context.Clients...

26 Apr at 06:2

In MVC 6, how to code checkbox list in view and pass the checked values to the controller?

Sorry but most of my searches take me to old MVC codes. Any help will be appreciated. In MVC 6 with tag helpers, how do you code a set of checkboxes: - Use tag helper for label so clicking it will tog...

Show a Jenkins pipeline stage as failed without failing the whole job

Here's the code I'm playing with ``` node { stage 'build' echo 'build' stage 'tests' echo 'tests' stage 'end-to-end-tests' def e2e = build job:'end-to-end-tests', propagate:...

Jupyter Notebook 500 : Internal Server Error

I want to learn how to use Jupyter Notebook. So far, I have managed to download and install it (using pip), but I'm having trouble opening it. I am opening it by typing: ``` jupyter notebook ``` i...

26 Apr at 11:35

Deserialize CSV with CustomHeaders using ServiceStack.Text

I'm trying to use ServiceStack.Text for deserializing a csv file containing custom headers. ``` var csv = "Col-1,Col-2" + Environment.NewLine + "Val1,Val2" + Environment.NewLine + "Val3,Val3" + Envir...

28 Apr at 06:24

How can you store lists of objects in SQLite.net?

Let us assume I have these two objects ``` class Customer { [PrimaryKey] public string id; [??????] public List<int> addresses; } ``` and ``` class Address { [PrimaryKey, AutoIncr...

25 Apr at 21:17

Analytics Reporting API V4 Client Library for .NET

I'm trying to get some data from our google analytics instance and I'd like to use the Analytics Reporting API V4 Client Library for .NET ([https://developers.google.com/api-client-library/dotnet/apis...

ServiceStack.Redis connection issues with Azure Redis

I am having issues across several environments (ie different Azure Redis instances) similar to this post: [ServiceStack.Redis: Unable to Connect: sPort:](https://stackoverflow.com/questions/20384052/s...

23 May at 11:59

Can the C# compiler distinguish between I/O bound and computational tasks?

Consider a snippet of code such as this: ``` public async Task<Bitmap> DownloadDataAndRenderImageAsync( CancellationToken cancellationToken) { var imageData = await DownloadImageDataAsync(can...

25 Apr at 16:28

Persistent hashcode for strings

I want to generate an integer hashcode for strings, that will stay constant forever; i.e. the same string should always result in the same hashcode. The hash does not have to be cryptographically sec...

25 Apr at 15:53

Deserialize CSV with ServiceStack.Text

I'm trying to use ServiceStack.Text for deserializing a csv file containing ";" as the seperator. The test csv contains this data ``` --------------- | Col1 | Col2 | --------------- | Val1 | Val2 |...

Howto get domainname from UserPrincipal or PrincipalSearcher

I have the following code which returns me a UserPrincipal but loginname never includes the domainname. There is also no property "Domainname" or similar. How can i get from a UserPrincipal or Princi...

25 Apr at 14:35

Array<Type> VS Type[] in Typescript

As far as I know a property's type can be defined in two ways when it's an Array. ``` property_name: type ``` where type can be either ``` Array<string>, Array<MyType>, etc. (e.g. let prop1: Array...

12 Apr at 14:53

ERROR Android emulator gets killed in Android Studio

After updating to Android Studio 2 when I try to run my application and choose an emulator, I wait for the emulator to start and it suddenly gets killed. I can see the emulator process for some minute...

How to pass data from asp.NET MVC to Angular2

What is the best way to pass data from an ASP.NET MVC controller to an Angular 2.0 component? For example, we use the ASP.NET MVC Model and would like to send a JSON version of it to Angular to use it...

21 May at 20:2

Getting OutOfMemoryException in Xamarin

> java.lang.OutOfMemoryError. Consider increasing the value of $(JavaMaximumHeapSize). Java ran out of memory while executing 'java.exe' I am getting out of memory exception in my visualstudio Xa...

'pip' is not recognized

I tried to install `PySide` but I got error from the powershell as follows: ``` pip : The term 'pip' is not recognized as the name of a cmdlet, function, script file, or operable program. Check the s...

7 Jan at 03:15

How do I pass data to Angular routed components?

In one of my Angular 2 routes's templates () I have a button ``` <div class="button" click="routeWithData()">Pass data and route</div> ``` My is to achieve: > Button click -> route to another c...

5 Dec at 14:24

PredicateBuilder issue with ServiceStack OrmLite

I am using ServiceStack OrmLite PredicateBuilder to build a WHERE statement dynamically: ``` var q = PredicateBuilder.True<ItemList>(); if (!filter.Keyword.IsNullOrWhiteSpace()) { q =...

26 Apr at 05:0