Latest Questions

ClassValuePicker in Weka KnowledgeFlow doesn't seem to let you pick a class

Does anyone have any insight? New to using Weka KnowledgeFlow but I've followed the official documentation to a t. I'm trying to generate multiple ROC plots, wh

Jasmine unit test Angular service with nested spies

I´m trying to test this Angular service which uses af.firestore.collection, not just af.collection, as shown below, so to be able to access the onSnapshot

Heroku chromedriver and google-chrome build packs are crashing upon use

Using scrapy and heroku for some spiders I have setup. It's worked fine for months, didn't change anything that I know would have any affect, and yet when I try

Pandas approximating/rounding large numbers from csv

I am reading numbers from a csv file into a pandas dataframe. When the numbers I am reading are approximately >1E12, pandas will approximate the number to 3

LEFT JOIN to return only first row

I am making a join with two tables, tab_usuarios (users) and tab_enderecos (address). tab_usuarios structure: id_usuario nome usuario 1 Administrador admin 2 N

Cython: Assign pointer values, not the pointer itself

C/C++ allows assigning values of a pointer to another pointer of the same type: #include <iostream> using namespace std; int main() { int* a = new i

Read .csv file in R

I am a beginner to R, I have a file like below. state population Alabama 4779736 Alaska 710231 Arizona 6392017

Create JSON with jq

I am trying to create a JSON file with jq from the result of the command "lsb_release" What i have done : if [ -x "$(command -v lsb_release)" ]; then lsb_re

Warning: Function components cannot be given refs

I'm using Next.js latest version for making my blog website, don't know why show me error, when I'm trying to make my form then show me error like this: Warning

Sharepoint Locking Error when xlsm is Uploaded via VBA .SaveAs

I have this awesome vba macro that takes a template xlsm file saved on a shared drive and automatically uploads the file saved as with tomorrows date in the tit

How do I prevent terminal from hanging after running a tkinter program

I am working on a tkinter program but anytime I run the program, the terminal hangs. Is there a way I can prevent the terminal from hanging when the tkinter pro

Get Dropdown item value while reading Excel file - C#

I'm reading an Excel spreadsheet using the microsoft.office.interop.excel library in C#. I need to first determine that a cell in the sheet contains a Dropdown

How to get balanceOf of tron smart contract

I am using tronlink chrome extension and trying to call balanceOf method of a smart contract. I am very new to smart contract. Unable to find any solution. Plea

Pipe Pyspark OSError: [WinError 87] The parameter is incorrect

I have installed Spark 3.0.0 on a Windows 64 bit machine with Python 3.9.7 using an anaconda base environment. I'm trying to execute the next code in the pyspar

Getting WebDriverException error while using Edge browser in robotframework

I am getting the below error while using Edge as browser in my script (Chrome is working fine) WebDriverException: Message: 'MicrosoftWebDriver.exe' executable

How to position a background on one side of centered content while making the BG translucent without distortion?

I'm working on the following layout issue: the page heading is center aligned. It should have a background image on its left side, and the background should als

Can you change user.challengeName in Amplify

I'm trying to give the end-user an option on the UI to reset MFA if the end-user loses access to the device they've been using. I want to change the user.challa

What does the specified number 1 in this code mean?

for (i in 1:25) { pid.means[,i] = apply(get(paste("pid.tf",i,sep="")), 1, mean, na.rm = TRUE) } I understand the function of this for loop, but i can't fin

Cannot find module '/home/container/node_modules/sqlite3/lib/binding/napi-v3-linux-x64/node_sqlite3.node'

Everything's running perfectly throught cmd on my pc but when i host it on my host servers i have this error: `:/home/container$ npm start knexfile.js Starting

concatenate arrays of different lengths into one multidimensional array

I know that you cant stack or concatenate arrays of different lenghths in NumPy as all matrices need to be rectangular, but is there any other way to achieve th

What are valid codec strings to be used in the web codecs API?

I want to know exactly which strings I can pass as codec to VideoEncoder.isConfigSupported({ codec, width, height }) but so far I have not found a definite answ

iOS Deep link callbacks not working when the app is closed

I'm using a deep linking in my application and using this code in my SceneDelegate to segue to a view controller. func scene(_ scene: UIScene, openURLContexts U

In VF page popup modal should open first then content of vf page

I have one VF page. I want user should able to access that vf page after entering password in modal that open first when VF page loads. But currently when VF pa

Is it possible to upgrade Cloud SQL postresql version with data in the 'postgres' database

We are planning to upgrade our Cloud SQL postgresql instances to V12. According to the instance upgrade guide, we should export data from the current instance

github "Automatically delete head branches" for multiple repositories

On Github we can set automatically deletion of branches after merge for a repository (like explained here). I want to do this for 30 repositories. Is there a

JIRA Query Nested issue: This is how my nested query should be , not able to figure the correct method of building JQL

I have Action Item Tickets Project = x, issuetype = ActionItem But i need Actions items which is liked to Specific Epics issuetype = Epic, labels in (A1,A2) Onl

Google drive image gives 403 forbidden error

I am using google drive to show images on a website. I'm using the following url to show the images: https://drive.google.com/uc?export=view&id={fileId} It

Could not invoke StripeSdk.initialise

Problem Image I'm not able to start Stripe in react native using expo const [prepared, setPrepared] = useState(false); const [isAvaliable, setAvaliable] = useSt

Flatten Nested Json String Column Table into tabular format

I am currently trying to get a flatten a data in databricks table. Since some of the columns are deeply nested and is of 'String' type, i couldn't use explode f

CodeReady Containers not starting

I'm using the latest version of CodeReady Containers but after the first run, it doesn't start anymore: >crc start -p pull-secret.txt Is '/Applications/Code