Recent questions

0 votes

Q: Get the product of non-zero element of sparse banded matrix and vector in R

I have a large banded sparse matrix S with few non-zero elements in its rows and columns. And I have vector b, I want to calculate sum(S* ... = (row(S)(col(S)+bw)) S[pick] = 0 S.r...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: PNG images look blurry when scaled

I'm a visual/UI designer working on a project/product which has been designed by another designer. This ... Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: Searchable ComboBox

I do not how can I fix this problem, "Permission Denied". I just want to make my combobox, ... JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: How to set Interstitial's Ad listener in SDK 20.0.0?

I tried to set the adListener for Interstitial Ad but it doesn't work (AdMob + Kotlin - Mobile ... JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: List items being cutted by container with fixed height

I have hours trying to figure out how to avoid this bullet points at the bottom being cutted when the ... Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: I want to enter an integer in a variable within for loop using scanf and the same time if i enter a char on same variable it should display

Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this ... Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: How to make browser skip cache if cookie exists

User visits subdomain1.mydomain.com, which sends back cache-control (public, max-age=86400) instructions in ... Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: Get Folder Size from Windows Command Line

Is it possible in Windows to get a folder's size from the command line without using any 3rd party ... Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: How to repeat a trial?

I would like to know if Optuna offers an option to repeat each trial five times or more to get ... JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: How do I add an infinite loop in C?

I have to make this an infinite loop and also make it go back to the start when a wrong character ... JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: Time complexity of isRotation algorithm

This common code is said to run in O(N) time assuming isSubstring runs in O(N+M) time. How do ... , JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: How to combine these two tables to create a new table?

Hi I have two tables here: Transcript Grade Student_number Course_number Semester Year A 8 MATH2410 Fall 07 ... Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: Close Bootstrap modal on form submit

I have a Bootstrap modal dialog which contains a form. The modal dialog contains a submit and a cancel ... Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: Merging 2 Flutter Apps with Hive in one single App

I do have a main application in Flutter using Hive as database, and I would like to incorporate another ... Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: How can I resolve yii2 Not Found #404 problem?

I have created new controller in the project with gii but I am getting Not Found (#404) error when ... Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: Set caret at an index in RichTextBox WPF

I am trying to set the position of caret in richtextbox based on index position of a word. Even ... JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: h5py extremely slow writing

After preparing data from a dataset, I want to save the prepared data using h5py. The data is a ... JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: How to return max value from a row from pandas dataframe taking into account values from the last row?

Currently I'm returning column name of the max value in the each row. df['Active'] = df.idxmax( ... JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: VBScript - Bring Microsoft Edge window to foreground

My script launches a MS Edge window and then tries to log into Netflix with my credentials. The problem ... Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: Python Pandas check dataframe groupby, how many people have the same book combinations

So I have a list of people, each of them are given more than 2 books, 4 books are possible. I ... , JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: No 'Access-Control-Allow-Origin' header is present on the requested resource—when trying to get data from a REST API

I'm trying to fetch some data from the REST API of HP Alm. It works pretty well with a small ... , JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: Import "pygame" could not be resolved

I installed pygame using the pip in command prompt but it still shows an error. I have already attempted ... Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: Can I alter and edit an image with the Cloudinary SDK before I upload it and save it to their server?

Currently I'm using Cloudinary.com to save my users images. I know how to do some of the ... JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: Can't tell where my variables went, "missing positional arguments"

I started learning python a few months back, so i don't know alot of terms still. This program ... JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: Why is openCV moveWindow function not working?

Below, I have a python script. The part that is not working is the function cv2.moveWindow("TrackBars" ... Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: Receive real-time notifications in a web application from an AWS lambda function

I need to implement a real-time notification functionality in a web application from an AWS lambda function. ... Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: MongoDB Find If Date Today Falls Between Two Columns

I'm getting unexpected results for getting the collections between two columns. I have this simple collection: ... for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: Convert String (16 February 2022 20 h 50 min) into date-time format in Google Sheet

I am trying to convert a string into date format in Google Sheet. I've tried different formulas but ... Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: How do you populate a ListBox with items read from a text file

So I tried reading the file and I confirmed it worked and then tried adding the contents to a listbox ... Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance

0 votes

Q: Add timer to ejs file

I am working on a personal project and in this personal project, I am trying to implement a countdown ... Questions for Interview, JavaScript MCQ (Multiple Choice Questions)...

asked Apr 2, 2022 in Education by JackTerrance