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Python defaultdict returns None on get, despite being initialized with a default value

I am trying to code a variant of Dijkstra's shortest path algorithm. In doing that, I want to initialize the shortest path distances to math.inf, and have this

Python: How do I save scholarly.search_pubs() result as a dataframe?

I used the following code to find an article using the scholarly.search_pubs() function: search_query = scholarly.search_pubs('A Bayesian Analysis of the Style

How to get the week number starting from monday of given month in python?

I was trying to calculate the week number starting from first Monday of October. Is there any functions in pandas or datetime to do the calculation efficiently?

modifying arrays in C

backstory (if interested): Recently, I have learned to write numbers in binary. So, I wanted to see if I could write every single possibility for 32-bits. So, I

How to register SNS topic to bounce (or complaint) email notifications with AWS CDK C#?

I have SES 'verified identity' email, that sends emails. Now using CDK I'm creating SNS topic and Lambda to handle bounce and complaint emails sent by that veri

postgresql function to process partitions separately

I have multiple loosely connected tables, all partitioned the same way by the same key: create table owner( user_id uuid primary key, owned_thing int ) partitio

(solved) C++ Load one Shared Object with dependencies and access their functions

OS Linux Ubuntu 18.04, gcc 7.4.0 A program should load one SO which is dependent on other SOs. All exported functions of all SOs should be called by the program

TypeError: Cannot read properties of null (reading 'dataset') in Laravel Jetstream-inertia

This error suddenly appears out of nowhere. i tried reinstalling the npm packages but it doesn't work. but when it works when i create a fresh project of jetstr

What is the most efficient way of changing Cartesian topology to one that supports MKL Cluster FFT?

I have a 3-dimensional array of size = [Nx, Ny, Nz] currently distributed among nprocs = nprocs_y * nprocs_z processes as subarrays of local_size = [Nx, Ny/npro

Navigation component fragment label is not working for with attribute string

The fragment is in a module, So I made an attribute. The fragment is just showing that string attribute <androidx.constraintlayout.widget.ConstraintLayout xm

How to create a new JIRA issue when jenkins job failed

I can able to create the new issue in Jira using this ("JIRA Pipeline steps") plugin in the pipeline script. node { stage('JIRA') { def server = "cloudjir

How are months intervals internally calculated in Postgres?

In PostgreSQL, the interval of '1 month' sometimes counts as 30 days and sometimes counts as 31 days. What are the criteria used to determine this? I ran the be

mat-icon text is showing in dropdown and icons in Angular

I tried using mat-icon in Angular in dropdown. But the text is shown first and after clicking dropdown it is showing the icons. I already tried importing in ind

how to layer multiple regression lines without repeating code?

I'm using Vega Lite to chart the times at which I eat my meals, and want a regression (loess) line showing the general time for each. By default, a regression u

Calling python script and returning results synchronously in Node.js

I'm currently implementing a program to scrape the web for tables. I'm using python-shell to call a python script in Node. Unfortunately, python-shell runs asyc

How to add eye symbol in JPasswordField?

How can I add an eye symbol in my java application using java swing?

Why isn't an IEC 60559 conformant implementation required to define __STDC_IEC_559__ (to 1)?

The C (C99+) standard requires (though implicitly) a conforming implementation to define __STDC__ to 1. However, the C standard does not require an IEC 60559 co

How to fix R error: “No consistency on the variables information”

I'm a newbie in r, recently I'm doing a joint modeling of longitudinal and time-to-event data, following the example in the R package "joineR", I only replace t

require() of ES modules not supported

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Get Three.js camera to use position from Sketchup Collada export

I have created a very simple model in Sketchup and exported it as a collada file. I am then trying to get three.js to display the model with the same view that

Tomcat: Redirect a Rest Call and use part of the URL to build the parameters

I have an Apache Tomcat server and I need a solution (inside or outside tomcat) to transform the Rest call for instance from "/equipment/instance/{id}/state" t

Django: How to filter model with multiple whitespaces?

I have a model with char field with values like this: "Justin Roseman" (one single whitespace betwen words) "Justin Roseman" (two whitespaces betwen words) " J

dotNet Core 5 API Service adds objects to list but result has multiple copies of the last item

dotNet Core 5 C# Web API project, Service class adds objects (based on a viewmodel) to a list. Debugging shows all data correct as the object is built and adde

How can I draw a line in a-frame?

I'm trying to plot a line with this script: var gScene = document.querySelector("a-scene"); var p2=document.createElement('a-entity'); p2.setAttribute('geometry

Firebase updates doesn't change in screen (flutter)

in my project, i have a button that will change some value from firebase, what i am facing is that although i am using setState and futureBuilder, the changes d

Checking participants of a Twilio Video room before connection

I have a 1:1 person to person room scenario where I want to make sure that they haven't accidentally connected already before entering. So Person A can only hav

Netbeans 12.5 not showing Web Service Operations in Web Service References

I am writing a web service client and using tutorial at https://netbeans.apache.org/kb/docs/websvc/client.html I am using netbeans 12.5. WSDL is imported succes

Dependent Disjoint Unions in Typescript

Given a simple Record<string, Record<string, any>> defined as a constant record of possible named configurations, I want a type which dynamically re

How to place elements with same class on a column and different rows with css grid?

I have a question "choice/match" and I need to put choices in a column and matches in an other column with grid css, my problem is the match column is overlappi