Create a cryptographically secure random GUID in .NET

I want to create a cryptographically secure GUID (v4) in .NET. .NET's `Guid.NewGuid()` function is not cryptographically secure, but .NET does provide the `System.Security.Cryptography.RNGCryptoServi...

c#.netsecurityguid
11 May at 18:13

How to combine AutoDataAttribute with InlineData

I heavily use the Autofixture AutoData Theories for creating my data and mocks. However this prevents me from using the InlineData Attributes from XUnit to pipe in a bunch of different data for my tes...

c#unit-testingxunitautofixture
11 May at 17:9

Alert Dialog in ViewModel - MVVMCross

In the `ViewModel`, I have `Save` method where I check `isValid` property. If `isValid` is `false`, then I want to display an error message. Since `AlertDialog` is platform specific, I wonder how d...

c#xamarinmvvmcross
12 May at 16:13

How to make EF-Core use a Guid instead of String for its ID/Primary key

When I look at the ASP.NET 3 Identity it uses a `string` and not a `Guid` for the unique primary key. In my `Entity Framework` `code first` Users' `ApplicationUser` class I inherit the Identity clas...

c#asp.net-coreentity-framework-coreasp.net-identityasp.net-identity-3
9 Sep at 13:27

is there any alternative for ng-disabled in angular2?

I am using angular2 for development and was wondering if there is any alternative for `ng-disabled` in angular2. For ex. below code is in angularJS: ``` <button ng-disabled="!nextLibAvailable" ng-c...

angularangular-directive
24 Aug at 13:26

Replace multiple Regex Matches each with a different replacement

I have a string that may or may not have multiple matches for a designated pattern. Each needs to be replaced. I have this code: The problem is that when I have several matches the first is replaced a...

c#regex
5 May at 16:53

Angular 2: Passing Data to Routes?

I am working on this angular2 project in which I am using `ROUTER_DIRECTIVES` to navigate from one component to other. There are 2 components. i.e. `PagesComponent` & `DesignerComponent`. I want to ...

javascripttypescriptangularangular2-routing
11 May at 09:5

Wordpress plugin install: Could not create directory

I'm using WordPress on centos 6. I try to install a plugin. But I got this error: > Installing Plugin: bbPress 2.5.9 Downloading install package from [https://downloads.wordpress.org/plugin/bbpres...

phpwordpressftp
13 Apr at 12:9

Best Practice for Use HttpClient

I'm using HttpClient to make request to WebApi. I have written this code ``` public async Task<string> ExecuteGetHttp(string url, Dictionary<string, string> headers = null) { us...

c#asp.netasp.net-mvcasp.net-web-api
23 May at 11:47

ERROR: Error cloning remote repo 'origin'

Tried with the configure option, not able to find the tools configuration option and the git executable section. Seems like it occurs after a successful build only. Please help. Here's the output I r...

gitjenkinsmaven-3jenkins-plugins
31 May at 09:32

angular-cli server - how to specify default port

Using angular-cli with the `ng serve` command, how can I specify a default port so I do not need to manually pass the `--port` flag every time? I'd like to change from the default port 4200.

angularangular-cli
6 May at 04:39

ASP.NET 5 Policy-Based Authorization Handle Not Being Called

Following the docs here I tried to implement a policy-based auth scheme. [http://docs.asp.net/en/latest/security/authorization/policies.html#security-authorization-handler-example](http://docs.asp.net...

c#asp.netauthorizationasp.net-core
17 May at 18:26

Avoid repeating the defaults of an interface

I have an interface with default parameters and I want to call the implementing method from the implementing class (in addition to from outside it). I also want to use its default parameters. Howev...

c#
29 Mar at 08:43

Session expiry value starts off ok, then changes to default

I have a special case when I'm trying to set my session to expire in 30 minutes. My code that saves the session looks like below. When I set a breakpoint here, the value of the variable is what I want...

servicestack
10 May at 20:9

Is it possible a class to inherit only some(not all) base class members?

Is there a way that a derived class could inherit only a few of all the base class members..in C#? If such maneuver is possible, please provide some example code.

c#classinheritancebase-classmembers
6 May at 07:25

How to handle git gc fatal: bad object refs/remotes/origin/HEAD error?

I randomly hit this today while trying to run Git : ``` $ git gc fatal: bad object refs/remotes/origin/HEAD error: failed to run repack ``` How do I deal with this?

gitgit-remotegit-fetchgit-gc
6 Jun at 19:2

Change Datarow field value

First I have last update file from DB ```csharp DataTable excelData = ReadSCOOmega(lastUploadFile); ``` after this iterate over this data ```csharp foreach (DataRow currentRow in rows) { ...

c#exceldatarow
2 May at 13:3

Mocking boto3 S3 client method Python

I'm trying to mock a singluar method from the boto3 s3 client object to throw an exception. But I need all other methods for this class to work as normal. This is so I can test a singular Exception t...

pythonmockingbotoboto3botocore
4 Dec at 05:16

Is __init__.py not required for packages in Python 3.3+

I am using Python 3.5.1. I read the document and the package section here: [https://docs.python.org/3/tutorial/modules.html#packages](https://docs.python.org/3/tutorial/modules.html#packages) Now, I ...

pythonpython-3.xpackage
8 May at 03:13

Difference between ToCharArray and ToArray

What is the difference between `ToCharArray` and `ToArray` ``` string mystring = "abcdef"; char[] items1 = mystring.ToCharArray(); char[] items2 = mystring.ToArray(); ``` The result seems to be th...

c#arraysstring
10 May at 12:48

ASP.NET 5/Core/vNext CORS not working even if allowing pretty much everything

I have a ASP.NET 5 Web API (Well, MVC now anyway) back-end which I am consuming in with the [axios](https://github.com/mzabriskie/axios) library in my JS app. My CORS config in MVC is the following: ...

c#asp.net-corecors
11 Feb at 13:2

How to set default values in Go structs

There are multiple answers/techniques to the below question: 1. How to set default values to golang structs? 2. How to initialize structs in golang I have a couple of answers but further discussi...

gostructinitializationdefault-value
13 Jul at 21:44

Is there a difference between lambdas declared with and without async

Is there a difference between lambdas `() => DoSomethingAsync()` and `async () => await DoSomethingAsync()` when both are typed as `Func<Task>`? Which one should we prefer and when? Here is a simple ...

c#asynchronouslambdaasync-await
10 May at 08:56

installing cPickle with python 3.5

This might be silly but I am unable to install `cPickle` with python 3.5 docker image ``` FROM python:3.5-onbuild ``` ``` cpickle ``` When I try to build the image ``` $ docker build -t samp...

pythondockerpicklepython-3.5
10 May at 08:20

Authentication for ServiceStack JavaScript Server Events Client

I am trying to setup servicestack with ServerEvents. I have added the plugin for ServerEventsFeature. I am using the [Javascript server events client](https://github.com/ServiceStack/ServiceStack/wiki...

javascriptservicestack
11 May at 12:27
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