Angular keep recompiling even when nothing change

I have an Angular application that compile again and again while nothing changes. We didn’t changed the webpack config. Running the app with ng serve –watch –poll 1000 do not fixed the problem. In the node_modules/@angular-devkit/build-angular/src/tools/webpack/configs/common.js I’ve add this code to display the change detected by webpack: const extraPlugins = [ new (class { apply(compiler) … Read more

How to predict the size of components with Layouts?

On school I was asked to make a small app on AWT. I agreed and I made my sketch. But I didn’t know AWT doesn’t have Spinner, I am starting to figure out this was to make us struggle. Anyway. I have the following: package com.example.manantial; import java.awt.BorderLayout; import java.awt.Button; import java.awt.Panel; import java.awt.TextField; import … Read more

How to fill up a TableView with database data javaFX

I’ve been trying to load a TableView with data queried from a database but I can’t seem to understand how I am supposed to attach it to the database and display it on the TableView. Note: I wanna access multiple tables within my database This is the database connection: import java.sql.Connection; import java.sql.DriverManager; import java.sql.SQLException; … Read more

Can anybody help me fix this error? ‘parseDsn’: not all code paths return a value [closed]

Closed. This question needs debugging details. It is not currently accepting answers. Edit the question to include desired behavior, a specific problem or error, and the shortest code necessary to reproduce the problem. This will help others answer the question. Closed 20 hours ago. Improve this question Problems I was trying to run a source … Read more

How to get status by add rows dynamic in javascript

I want ask about rows dynamic in javascript. I should input the value into field result, and then the field status will automation fill pass or fail. But when I added the second rows, I can input the value of result but the field status cannot seen the pass or fail Here the image Here … Read more

I don’t get how turnstiles are able to work

I’m reading the little book of semaphores and reached the following code: rendezvous mutex . wait () count = count + 1 mutex . signal () if count == n: barrier . signal () barrier . wait ()// the part i don’t get barrier . signal () critical point barrier is semaphore(0) and mutex is … Read more