I was asked to build a java system that will have the ability to load new code (expansions) while running. How do I re-load a jar file while my code is runni

The following code run forever instead of stopping one second after the beginning. The go routine with the infinite loop seems to prevent the other one from s

I would like to know how much space does my MySQL database use, in order to select a web host. I found the command SHOW TABLE STATUS LIKE 'table_name' so when I do the query, I get s

I am confused with the grid system in the new Bootstrap, particularly these classes: col-lg-* col-md-* col-xs-* (where * represents some number). Can anyone please explain the fo

First, to make it easier to understand the problem, I will only keep the functions that are more useful for understanding the problem. This code allows the creation of NFTs in an array, where the first NFT has an idToken of 0. When I click the "Get data from contract" button, I want to pass parameter 0 to the readContract(tokenid) JavaScript function to display the Power value, a uint8 (randomly generated, value from 0 to 100) HTML file. Unfortunately, I encountered a bug and I tried various ways to resolve it without success. Contracts and Java

Using MySQL I can do the following: SELECThobbiesFROMpeoples_hobbiesWHEREperson_id=5; My output: shoppingfishingcoding but I only want 1 row, 1 column: Expected output: shopping,fishing,coding The reason is that I am selecting multiple values ​​from multiple tables, And after all concatenation, I get much more rows than I want. I looked up a function on MySQLDoc and it doesn't look like CON

I'm trying to run MySQL in Docker and persist the data to a directory I created. I ran the following command: ``` docker run --name mysql-mac -p 3306:3306 -e MYSQL_ROOT_PASSWORD=my_strong_password -d mysql:latest -v /Users/alexeyzhulin/Projects/data/mysql:/var/

I'm making a timer app that initially has a white surround around the remaining time in the timer. I want the ring surrounding the remaining time in the timer to gradually turn red, and then turn completely red when the timer runs out. {remainingTime.hours}:{remainingTime.minutes}:{remainingTime.seconds}. cou