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com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

I'm working on getting my database to talk to my Java programs. Can someone give me a quick and dirty sample program using the JDBC? I'm getting a rather stupendous error: Excepti

2026-01-17 16:01:06Ask
MySQL
How to send a POST request in Go?

I am trying to make a POST request but I can't get it done. Nothing is received on the other side. Is this how it is supposed to work? I'm aware of the PostForm function but I think

2026-01-04 22:01:31Ask
Python
Aligning multiple items within an element: a step-by-step guide

I want to align different items within one element! I tried giving Element a flexbox and adjusting the items inside it myself! But it doesn't respond correctly! The list items should line up in a row, with the left link on the left and the right link on the right! The logo should be in the center! <!DOCTYPEhtml><htmllang="en"><head><metacharset="UTF-8"><metahttp-equi

2024-04-01 23:21:40Ask
CSS3
Text container width sizes rendered in Chrome and Firefox are different

Why do container widths render as different sizes in Chrome and Firefox? Image sample. Chrome: Render width is 681.273 FireFox: Render width is 685.8499*{margin:0px;padding:0px;}div{font-size:20px;font-family:'Arvo';max-width:824px;text-transform:none ;letter-spacing:0em;line

2024-03-31 13:37:43Ask
CSS3
I made a login system but it says the login details are wrong and cannot log in

I want to create simple login system and I made one but it says the login details are wrong. I tried doing a dump test which returned null. See the dd test in the comments. Also unable to log out due to this reason My login controller is: <?phpnamespaceApp\Http\Controllers;useIlluminate\Http\Request;useIlluminate\Support\Facades\Auth;useApp\Models\Us

2024-03-20 00:21:28Ask
PHP
Concatenate consecutive dates in date strings

I have a string with dates separated by commas and I want to calculate if any single dates are connected. So the list might be: 2022-07-15, 2022-07-16, 2022-07-17, 2022-07-18, 2022-07-22, 2022-07-25, 2022-07-26, 2022-07 -27,2022-07-28 What I want to achieve is that I get the interval of "connected" dates and then "individually" get the "single" date like this: 0 => 2022-07-15-2

2024-02-04 08:58:08Ask
PHP
Configure rewrite rules with Apache on the same server to be able to access both frontend and backend

I have a Vue.js project and a Laravel project in Apache. I put Vue.js in C:/Apache24/htdocs/vue_project_name and Laravel in C:/Apache24/htdocs/laravel_project_name, so I can get the following configuration: Virtual host document root: "C:/Apache24/htdocs/ ". Front-end URL: "http:

2024-01-16 13:12:59Ask
Vue.js
What is the difference between next/router and next/navigation?

In Next.js, I know that both next/router and next/navigation have a useRouter() hook, but the objects returned are different. Why does Next.js have the same hook on both routing packages?

2023-10-30 16:44:55Ask
React
How performant is Vue 3's provision/injection?

The project I'm working on relies on application-level providers for global state management. At first, the provided object is small, but it grows as the project grows. How much impact will injecting this object where the data is required have on application performance? Without implementing a global state management tool like Pinia, would it be worth breaking the large objects we provide into separate objects to provide "chunks" of data where needed?

2023-08-26 09:46:02Ask
Vue.js
I get an error in WordPress function when I filter the page's alias

This works fine on the store page but throws an error on other pages. This has to do with if(is_page('shop')). functiondivi_engine_body_class($classes){if(is_page('shop')){$classes[]='woocommerce-page-SGARAGLINO';return$classes;}}add_filter('body_class','divi_

2023-08-17 17:30:15Ask
PHP