Index must be called with a collection of some kind: assign column name to dataframe

I have `reweightTarget` as follows and I want to convert it to a pandas Dataframe. However, I got following error: > TypeError: Index(...) must be called with a collection of some kind, 't' was pas...

26 Jul at 23:10

We aren't able to process your payment using your PayPal account at this time

I'm getting this error on a sandbox account: > We aren't able to process your payment using your PayPal account at this time. Please go back to the merchant and try using a different payment method. ...

26 Jul at 20:40

xUnit Assert.All() async

I have this example test using [xUnit](https://www.nuget.org/packages/xunit/2.2.0-beta2-build3300): ``` [Fact] public void SomeTest() { Assert.All(itemList, async item=> ...

26 Jul at 17:32

Is Google Play Store supported in avd emulators?

After googling quite a bit I am unable to find the answer to this question. Is google play store officially support in avd emulators. I know it was once stopped , then I hear that it was brought bac...

WARNING: sanitizing unsafe style value url

I want to set the background image of a DIV in a Component Template in my Angular 2 app. However I keep getting the following warning in my console and I don't get the desired effect... I am unsure if...

29 Aug at 13:59

How to check Spark Version

I want to check the spark version in cdh 5.7.0. I have searched on the internet but not able to understand. Please help.

1 May at 16:59

Newtonsoft JSON - How to use the JsonConverter.ReadJson method to convert types when deserializing JSON

I need help understanding how to use the the JsonConverter.ReadJson method to convert a value of any number of types (string, boolean, Date, int, array, object) to a specific custom type. For example...

13 Sep at 13:57

Access 'Internal' classes with C# interactive

Using the C# interactive console in VS2015, i want to access properties and classes marked as `internal`. Usually, this is done by adding the InternalsVisibleAttribute to the project in question. Ive ...

26 Jul at 09:25

What are the default values for StreamReader?

I need to use this constructor `public StreamReader(Stream stream, Encoding encoding, bool detectEncodingFromByteOrderMarks, int bufferSize, bool leaveOpen)` in order to set `leaveOpen` to `true`. And...

26 Jul at 08:17

"[DllImport("__Internal")]" - what does the "__Internal" mean?

I am working with unity for an iOS game. For unlocking achievement I need to access a "Achievement.mm" file from my c# code: ``` [DllImport("__Internal")] private static extern void GKAchi...

14 Dec at 15:27

How can I get descriptive statistics of a NumPy array?

I use the following code to create a numpy-ndarray. The file has 9 columns. I explicitly type each column: ``` dataset = np.genfromtxt("data.csv", delimiter=",",dtype=('|S1', float, float,float,float...

How to declare a variable in a template in Angular

I have the following template : ``` <div> <span>{{aVariable}}</span> </div> ``` and would like to end up with : ``` <div "let a = aVariable"> <span>{{a}}</span> </div> ``` Is there a way to do i...

16 Nov at 07:55

Using Dataset for Microsoft reporting

When we use SSRS to create reports, we can use query box in Dataset window to create custom queries. But in local reports (.RDLC) when we want to create reports we should set a designed Dataset for re...

Return string with first match for a regex, handling case where there is no match

I want to get the first match of a regex. In the following case, I have a list: ``` text = 'aa33bbb44' re.findall('\d+',text) # ['33', '44'] ``` I could extract the first element of the list: ``` tex...

6 Feb at 19:37

pandas equivalent of np.where

`np.where` has the semantics of a vectorized if/else (similar to Apache Spark's `when`/`otherwise` DataFrame method). I know that I can use `np.where` on `pandas.Series`, but `pandas` often defines it...

17 Feb at 08:43

Moq.Mock Exception with invocation failed with mock behavior strict

I am new to Moq framework and I have writtern a test method but I am getting the below error. I couldn't find where I have missed. Can some one please let me know how can i correct the below error? ...

26 Jul at 17:34

Is there Rx.NET for .NET Core?

Found [https://github.com/Reactive-Extensions/Rx.NET/issues/148](https://github.com/Reactive-Extensions/Rx.NET/issues/148), but I could not figure out the bottom line - where is Rx.NET for .NET Core a...

26 Jul at 00:31

Cannot implicitly convert type 'System.Collections.Generic.List<>' to 'System.Threading.Tasks.Task<>>

I am getting an exception. > Cannot implicitly convert type `'System.Collections.Generic.List<IntegraPay.Domain.SObjects.Industry>'` to `'System.Threading.Tasks.Task<System.Collections.Generic.IEnum...

26 Jul at 00:37

Connect to SQL Server database from a docker container

I have docker for windows installed on my machine. There is a console application targeting .net core 1.0.0 that tries to access a SQL Server database running on a different VM. I can ping the VM runn...

9 Oct at 11:44

ASP.NET Core - The name 'JsonRequestBehavior' does not exist in the current context

In my ASP.NET Core (.NET Framework) project, I'm getting above error on my following Controller Action method. What I may be missing? Or, are there any work arounds?: ``` public class ClientController...

Run react-native on android emulator

I try to run react-native app on genymotion android emulator on my mac. When I write `react-native run-android` It gets ``` Running /usr/local/opt/android-sdk/platform-tools/adb reverse tcp:8081 tcp...

How do I launch the web browser after starting my ASP.NET Core application?

I have a ASP.NET Core application that will be used as a client by multiple users. In other words, it will not be hosted on a central server and they will run the published executable anytime they ne...

7 Aug at 00:22

Why does this method return double.PositiveInfinity not DivideByZeroException?

I ran the following snippet in the VS2015 C# interactive and got some very weird behavior. ``` > double divide(double a, double b) . { . try . { . return a / b; . } . catch (D...

How to execute a Bash command only if a Docker container with a given name does not exist?

On a Jenkins machine I would like to create a docker container with a specified name only if it does not already exist (in a shell script). I thought I might run the command to create the container re...

28 Oct at 18:7

How to search for text in all files in a directory?

Is there a way to search for text in all files in a directory using VS Code? I.e., if I type `find this` in my search, it will search through all the files in the current directory and return the file...

10 Mar at 20:44