Latest Questions

r behaves strangely copying eigenvectors to a matrix in a for i loop

I'm a bit confused. A matrix A has 8 eigenvalues, some of them are complex, some are real. I want to copy only the eigenvectors that correspond to the real eige

In Azure Synapse, how do I setup a SQL Server that can access Datalake Storage?

I have setup a Synapse environment and filled my storage account with some sample Parquet files. I have then created a serverless SQL database and created some

Visual Studio 2019 doesn't see my git repo

After installing the latest VS update, VS doesn't see my git repo when I open project's folder. It offers me to create a new repo or to clone an existing one bu

Edit yaml files using js function

I am trying to edit a template-yaml file using a js function. The js function will get a name of organization: org and this will replace corresponding values in

Field validation in editable pdf while filling data

I have editable pdf with fields name, roll number , DOB and city, I want to validate the fields like, for example when I enter the value in roll number field, i

Saving files with cv2.imwrite() making the output white completely after FFT conversion

I am trying to denoise images using Fast Fourier Transformation (FFT) in python using the reference from this site. Unfortunately my output image is becoming c

XA transactions for ActiveMQ in python

We want to have a distributed transaction publishing between two ActiveMQ brokers. The ActiveMQ documentation states they support XA transactions. Our code base

How to force Fields using doc properties variables to update in LibreOffice Writer?

I need to display an adjusted version of the word count in the body of a document. Right now it's possible to insert the total word count through Insert →

Karate environment value not getting set in config json

I have config-base.js which is loading the 'env_data.json' file. The java script in config-base.js is not setting the values in config as expected. I am trying

How do I upload multiple files in array in Angulars reactive forms, from an API and send the data as a number to the array

***ERROR IMAGE: *** https://ibb.co/JKd0hV3 Who can help me solve this problem, I get a 490error whenever I run this code. Am I missing something or need to refa

Clear out powershell terminal variables

Say I have the following powershell script: $hello = "Hello World" Write-Output $hello When I run it I get Hello World Then I decide that I want my variable

Next JS - Is it possible to scroll to an ID on the page without changing the URL?

I want to scroll to different parts of my page by clicking, but I don't want the URL to get updated in the address bar. For example, I have an about section on

Why is are the images being cut off?

The images in my 'tiles' are being cut off at the sides. I am trying to create a tile for each 'product' that displays an image, name and subtitle. Everything n

Grafana only alert first error because condition state doesn't change

I have a MSSQL query that monitor open transactions and returns me their open time in seconds, when some transaction is open for more than 10s, i send a notific

What does the Array method `reduce` do?

I found a very useful function reduce, and I'm using it, but I'm not sure if I understand it properly. Can anyone help me to understand this function? Example:

Finding the best linear section of data

I have some scientific data and wish to find the best region to fit a straight line in. Theoretically, the data should have a constant gradient but other influe

How to build a un-minified version of Shopware 6 administration scripts for debugging purpose?

I would like to debug the following not-very-helpful error message when trying to save a custom CMS component in Shopware 6 administration layout editor: An err

Add or remove "References" in TOC at end of each chapter in bookdown::gitbook

I am compiling a bookdown::gitbook and want to include a "References" header for each chapter in the TOC. Currently, I have included a level 2 header titled "Re

How to pass extra variables to ansible playbook running in a Jenkins pipeline

Here is the pipeline code that I want to execute from Jenkins pipeline{ agent { label 'ansible' } stages{ stage('SCM Checkout'){ ste

Aggregate dynamic columns in SQL Server

I have a narrow table containing unique key and source data Unique_Key System 1 IT 1 ACCOUNTS 1 PAYROLL 2 IT 2 PAYROLL 3 IT 4 HR 5 PAYROLL I want to be able t

MATLAB resolution of a 6-th order non-linear differential equation [stiffness]

I am currently trying to solve a non-linear differential equation of order 6 for a function F defined on : Or : With these following boundary conditions : An

It won't let me run selenium code in IntellJ all of a sudden

I was going to execute my code, which is the one I always execute every day for my tests, but suddenly this error appears and I have hardly found a solution, I

calculate each in and out duration for an id

I've data like below Id date time type 1 01-01-2022 08:00 in 1 01-01-2022 11:30 out 1 01-01-2022 11:35 out 1 01-01-2022 12:45 in 1 01-01-2022 17:30 out 1 01-01

ace editor - generate file preview

im wondering if its possible for ace editor to generate an overview of the current file, like i see in some other text editors, like in the image from vscode be

redis scanIterator configuration

I am using the latest redis npm package and I'm trying to iterate through all the keys using the scanIterator(). Is it possible to configure the iterator to MAT

How to see Next.js context in DevTools?

I try console.log() Next.js context from getServerSideProps function, but it's work only in terminal. This is very inconvenient and I see it in devTools but get

OpenCV - Correcting Image for Mis Alignment

I discovered the other day that my camera lens or perhaps tilted sensor is causing an object centered in front of the camera to appear off center in the capture

Timeout while calling a service from MarkLogic

I have a build a service in MarkLogic and the service is consumed(GET Method) by a downstream application. In the REST endpoint, we have four parameters like st

C pointer to a pointer confusion

I have the following code. I tried to change the value of y by using a pointer to a pointer (i.e. trying to do a de-referencing twice from the pointer that poin