Latest Questions

Complex keyboard input to child process in C, Linux

Ive been trying to solve this one for some time but im unable to come up with a solution. I need a child process to understand complex WASD keyboard input (with

Moore-Penrose Pseudoinverse of matrix using Singular Value Decomposition

I am trying to compute the pseudoinverse of a matrix in C code. Specifically, I am trying to compute the Moore-Penrose pseudoinverse using singular value decomp

flask jwt extended with status code 401 in React frontend

I am using Flask-JWT-Extended, and Flask CORS with React to make a web app. According to the documents of Flask-JWT-Extended which provide the "Protected" rout

Nextjs Routes are not working when deployed to Azure App Service Linux Instance

I wanted to deploy a nextjs app to Azure App Service with Linux instance. I followed the instructions here: https://developinjay.com/deploying-nextjs-app-to-azu

Can not configure hazelcast monitoring center health check (different port) on GKE

I'm kind of new with K8s things, and now run into the problem that I can not configure health check on Google Cloud ingress/load balancer. The hazelcast man-cen

how to pass many variables in ansible?

I faced problems when I don't know how to pass many variables in with_items: I have these vars: - vars: paths: - /tmp/tecom/python3/ - /tmp/teco

Exceljs vs SheetJs [closed]

I'm working with xlsx file. I've foudn 2 great libraries for it ExcelJS Sheetjs (Community Edition / ProEdition) But I'm not able to decide be

Using library that calls requestAnimationFrame in Angular

I'm using a library (https://echarts.apache.org/v4/en/api.html#echarts) inside Angular that internally calls requestAnimationFrame. When I have chart in idle st

Node.js benchmarking with autocannon npm

I have a api that define liveness by checking sended video file. I want to check server strongness by bencmarking with autocannon. I want to send n requests by

How to add complex inner query to @Query annotaion

normal sql query which work correctly in db in sql developer passing values for bID and period. SELECT * FROM A WHERE abcID IN (SELECT abcID FROM B WHERE bID=1)

What is the best way in numpy to use a vector of positions as indexes in a an nd array?

I have a numpy array of agents positions: positions = np.array([[row_0, col_0], [row_1, col_1], [row_2, col_2]]) I

Ruby on Rails 6 Gem::LoadError on aws-sdk-s3 gem

I'm new to Rails and following the Ruby on Rails tutorial by Michael Hartl(Japanese ver ed.6), and trying to Deploy on Heroku with image uploading feature using

My Junit5 Test class not running, package XXX does not exist error

I have a maven project setup as normal: src/main/java/a/b/c/MyApp src/test/java/a/b/c/MyAppTest I am having a weird problem in IntelliJ, where my junit5 test cl

SpringBoot Sleuth/Zipkin Tracing: Issue adding a client, for Zipkin Server

Small question regarding a Java 11 + SpringBoot 2.6.7 web application, in the context of Zipkin please. I have a very simple micro services architecture SpringB

How can I restore or load backup rdb file in in-memory redis?

I have Redis instances in k8s with one master and 2 slave. I backup from rdb file that said for persistent Redis but I don't have persistent path so when I copy

Set working directory for visual studio code for C++ project

I have a C++ project in Visual Studio Code and I am trying to set the working directory so I can do "Assets/model.obj" to access a model instead of having to pa

How to move image with touch event?

I have a dating project. I have some logic like tinder.(like\skip\dislike) On the project we'r using vue2, laravel and vue-bootstrap. So, my problem is, when it

I have configured my Flink Application using PyFlink, but I want to change the Job Name

I have configured Amazon Kinesis Data Analytic using PyFlink, but I want to change the Job Name to whatever I want. How can I do this?

Flutter returns null for AppLocalization.of(context)

I am using Flutter to build a Web-App and I want to use the internationalization feature of flutter on my new app. I was following the Flutter-Tutorial and I tr

Running jupyter notebook cells as an interactive SLURM job on VScode

I am doing some analyses using vscode on a remote server that has got SLURM installed to manage jobs and provide parallel computing. I would like to run each ce

Upgrade Ubuntu: python3 install is corrupted

I'm trying to upgrade Ubuntu from version 18 to version 20 using sudo do-release-update, however it complains about my Python being corrupted: Your python3 inst

Hi, I am developing an mobile application using flutter and I am bit confused if the strategy I am following is correct?

I created a separate Stateless widget called CustomAppBar will certain parameters. Every I need appBar in my app. I will use CustomAppBar and give required para

Is it possible to enter single bytes in C through terminal?

I have a fragment of code where something like this happens: char buf_path[0x100]; *len = fs->read(0, buf_path, 0x1000); What I want to do is to enter two N

HTTPS configuration in JFrog artifactory

I am using JFrog 7.17.x Artifactory version. I am accessing the JFrog console with http://localhost:8082. I have a domain configured for my environment (dev.sam

Vertica SQL: Disregard rows, based on two conditions

I need a where condition that considers to following for an entire table: If a 0 exists for an ID (in column d) then exclude everything that is >0, if 0 does

Why is sqlconnection.open nosing around in my config file?

Today I thought, Oh, I'll just add some SQL logging to a C# SFTP custom (console) program we have. I didn't write it, and it has perhaps an odd configuration fi

Unmask data from matrix linux shell

i have 2 file. analizeddata.txt: A001->A002->A003->A004 A001->A005->A007 A022->A033 [...] and matrix.txt: A001|Scott A002|Bob A003|Mark A004|

Split 600 columns into 2 new columns for each one, with old and new column names in vectors

I want to split 600 columns (listed in a vector) at a delimiter (in this case a /) into 2 new columns for each one (also listed as vectors). I've worked out bas

How to impl LazyVerticalGrid with set full span or dynamic num of GridCells.Fixed in jetpack compose?

Just like Sliver in Flutter or StaggeredGridLayoutManager in android reyclerview so I can insert a banner or some thing else into grid layout

VSCode does not let me set cwd in launch.json for debug

I've been using this setting in MacOs for a while without any problem, but since I changed to a new computer (MacOs M1) I can't make this work. Here is my confi