Computer and Internet

Welcome to the portal for computers, software, hardware, internet, network, web design, computer science and programming. On the right, you will find the most popular topics and the unanswered questions, this portal is divided into the following areas:

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If your topic is about a specific programming language or something similar, please write this directly in front of your question or the title of your article. So, for example: "PHP: How to..." or "CSS: How can I...". So, everyone immediately knows to what a topic or a question relates to.

New Topics

Does FilelistCreator run on Windows 11?

I installed. However many time I get the message NOT...

Open Question | 1 Answer

Cannot download on Mac: Unknown Developer

Hi. My computer will not let me install the newest update (10/22/2022) of PrintMyFonts. It says that the developer is not recognized. Is anyone else...

Open Question | 1 Answer

PHP: Add previous sub-array value to next sub-array value

In each sub-array's end element, I want to add the previous sub-array's end-element. $arr = [ [1,2,4], [4,2,6], [2,1,8] ]; How can I do that with...

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undefined array key php

<?php $var = array(2,5); $cnt = count($var); for ($i = 0; $i < $cnt; $i++) { echo $var[$i]."\n"; echo...

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Print current and next Value of Array - Undefined Array Key Error

I have the following PHP code: $var = array(2, 5); $cnt = count($var); for ($i = 0; $i < $cnt; $i++) { echo $var[$i]."\n"; echo...

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TinyMCE How to change default font-size for "Clear Formatting" Button

After I hit "Clear Formatting" the font size changes to 8 and font family to Arial, is there anyway to change this default...

Open Question | 1 Answer

New Answers and Comments

Progger99: In phpMyAdmin there is also a function for that. The function can be found when you have selected the database under "Operations". However, there...

Tip | MySQL: Rename Name of a Database

Guest: Thanks for the JavaScript code. If you make a bookmark out of it, you even save the work with typing. This is then called...

Info | Show HTML Source Code in Mobile Android Browser

Guest: But it looked different in the browser, I wanted to A1 and A2 be nested in...

Question | HTML Validation: UL in UL causes error "ul not allowed as child of element ul in this context"

Guest: Hi, just solved it. use td:nth-child(1) { text-align: right; } "td:nth-child(1)" selects the first data entry of each row....

Question | HTML/CSS: Align entire Table Column right or centered

Guest: Here: $('#bt_submit').attr("disabled",true); $('.chkfield').change(function() { $('#bt_submit').attr('disabled', ...

Tutorial | jQuery: Disable Submit Button if no Checkbox is selected

Guest: Yes, that was it. Thank you very much for the super quick...

Tutorial | jQuery: Disable Submit Button if no Checkbox is selected