Welcome to My Computer Tips

My Computer Tips is a list of computing tips and tutorials covering many areas of computing from programming to Linux Distributions, added for my own reference should I ever encounter the same problem twice. My Computer Tips was launched in 2015. Select a category below or view my latest tips, newest first.


Tips & Tutorials

Vanilla Javascript

Clear all form fields using Javascript

Posted: 25th of October 2020 |  Views: 66

PHP7

Running .php scripts from the terminal using Ubuntu

Posted: 23rd of October 2020 |  Views: 32

Ubuntu

Download Microsoft Edge preview version for Ubuntu and Ubuntu based distributions

Posted: 22nd of October 2020 |  Views: 43

Linux Terminal

Create a simple cronjob in Linux

Posted: 20th of October 2020 |  Views: 82

C++

Install Visual Studio Code in Kubuntu, Ubuntu and Ubuntu based distributions. Compile and execute C++ script

Posted: 18th of October 2020 |  Views: 64

C++

Create a simple c++ script using Ubuntu and other Ubuntu based distributions

Posted: 17th of October 2020 |  Views: 58

Firefox

Firefox site information, connection to website, padlock is showing as insecure

Posted: 12th of October 2020 |  Views: 64

PHP5

Convert all characters to Upper or Lower case in PHP5

Posted: 7th of October 2020 |  Views: 75

Image Editors

Photopea advanced image editor. A Photoshop alternative online

Posted: 6th of October 2020 |  Views: 75

Xubuntu

Install Putty in Xubuntu and other Ubuntu based distributions

Posted: 5th of October 2020 |  Views: 71

Cups (Common UNIX Printing System)

Start, Stop and Restart the Cups print Server in Linux using the terminal

Posted: 30th of September 2020 |  Views: 79

Cups (Common UNIX Printing System)

Cups, Unauthorized Enter your username and password or the root username and password to access this page.

Posted: 30th of September 2020 |  Views: 102

Search Engines (SEO)

How to do I generate a sitemap in .xml format and import this to Google Search Console to get my website listed in Google

Posted: 30th of September 2020 |  Views: 105

Computer Ramblings

Sell or re-purpose your old computer cables and components

Posted: 3rd of September 2020 |  Views: 153

Computer Ramblings

Making the switch from Windows to Linux, here are some things to think about

Posted: 31st of August 2020 |  Views: 138

Linux Terminal

Create a new folder and file using the mkdir and touch commands using the terminal in Linux

Posted: 16th of August 2020 |  Views: 155

Ubuntu

Create a really simple banner using GIMP (GNU Image Manipulation Program) in Linux

Posted: 7th of August 2020 |  Views: 166

Linux Terminal

Convert a PDF document to text or html using pdftotext, pdftohtml in Linux using the terminal

Posted: 3rd of August 2020 |  Views: 189

Emulators

BBC Micro emulator beebem for Ubuntu, Xubuntu, Lubuntu, Mint and other distributions

Posted: 28th of July 2020 |  Views: 223

Retro Software, Magazines & Games

BEEBUG FOR THE BBC, Retro magazine for the BBC Micro 1984

Posted: 26th of July 2020 |  Views: 178

Ubuntu

Install the tree package to list folders and files in a tree like format inside the terminal on Linux

Posted: 22nd of July 2020 |  Views: 167

Linux Terminal

List files in a directory using the ls command

Posted: 22nd of July 2020 |  Views: 184

Xubuntu

Open thunar file manager as root user on Xubuntu

Posted: 16th of July 2020 |  Views: 204

Kubuntu

Enable Desktop Cube in Kubuntu

Posted: 11th of May 2020 |  Views: 155

Thunderbird Email Client

How do I disable paragraph spacing when composing emails on Thunderbird

Posted: 8th of May 2020 |  Views: 400

Thunderbird Email Client

Change the default web browser for opening links inside emails on Thunderbird Linux

Posted: 7th of May 2020 |  Views: 398

Python3

How to create a basic Python3 script in Ubuntu and Ubuntu based distributions

Posted: 28th of April 2020 |  Views: 287

Computer Ramblings

Websites that prompt users to turn off their ad blocker, or block website content

Posted: 28th of April 2020 |  Views: 331

Kubuntu

How do I remove widget / application icon from the menu panel in Kubuntu 19.10

Posted: 21st of April 2020 |  Views: 262

Ubuntu Mate

How do I find out what version of Caja file manager I am running

Posted: 16th of April 2020 |  Views: 298

Android

How do I turn off Chrome notifications in Android

Posted: 15th of April 2020 |  Views: 298

CSS

Using CSS grids to create a simple grid layout

Posted: 10th of April 2020 |  Views: 383

PC Maintenance

My computer powers up for a few seconds then shuts down

Posted: 4th of April 2020 |  Views: 373

Xubuntu

Understanding themes and icons in Xubuntu, XCFE

Posted: 2nd of April 2020 |  Views: 407

Retro Software, Magazines & Games

YouTube channels featuring retro computers, games, software, and peripherals

Posted: 26th of February 2020 |  Views: 304

Xubuntu

How do I create a new menu panel in Xubuntu or other Linux distribution that uses XFCE4

Posted: 22nd of February 2020 |  Views: 539

Xubuntu

Where are the desktop wallpapers located in Xubuntu. /usr/share/xfce4/backdrops

Posted: 18th of February 2020 |  Views: 560

Xubuntu

How do I reset the menu panels in Xubuntu, XFCE4

Posted: 18th of February 2020 |  Views: 458

Thunderbird Email Client

How to import Thunderbird profile from newer to older version, thunderbird --allow-downgrade

Posted: 5th of February 2020 |  Views: 587

HTML

How do I display a popup calendar using HTML5

Posted: 4th of February 2020 |  Views: 425

Linux Terminal

How to access HP Linux Imaging and Printing System set up on Ubuntu using the terminal

Posted: 13th of November 2019 |  Views: 510

Emulators

C64 Forever, C64 Forever, Free Express edition. Commodore 64 Emulator running on Ubuntu and Ubuntu based distributions using Wine

Posted: 26th of October 2019 |  Views: 817

Thunderbird Email Client

Linux, Thunderbird is already running but not responding error

Posted: 24th of October 2019 |  Views: 797

Linux Terminal

Where are the log files located in Linux

Posted: 16th of October 2019 |  Views: 578

Linux Terminal

Oracle VirtualBox, Unable to insert virtual optical disk

Posted: 11th of October 2019 |  Views: 1942

Linux Terminal

Oracle VirtualBox only displaying 32-bit version(s), when setting up new Virtual Machine on Linux

Posted: 11th of October 2019 |  Views: 670

Ubuntu

Ubuntu 4.10, Warty Warthog. The first Ubuntu Linux Distribution

Posted: 6th of October 2019 |  Views: 962

Retro Software, Magazines & Games

Microsoft Office Standard, 3.5

Posted: 3rd of October 2019 |  Views: 920

Linux Terminal

The Linux uptime command

Posted: 3rd of October 2019 |  Views: 715

Emulators

Install Fuse ZX Spectrum Emulator in Ubuntu and Ubuntu based distributions

Posted: 27th of September 2019 |  Views: 1543

HTML

HTML select menu, displaying counties in England, Scotland, Wales and Northern Ireland

Posted: 26th of September 2019 |  Views: 802

Firefox

Turn off push notifications in Firefox web browser

Posted: 24th of September 2019 |  Views: 721

Linux Terminal

Using GParted in Linux to format a hard drive, flash drive, SD Card

Posted: 17th of September 2019 |  Views: 1051

MariaDB Database

Perform basic SELECT queries in MariaDB using the Linux Terminal

Posted: 15th of September 2019 |  Views: 798

MariaDB Database

Create a new database, table and insert data, using MariaDB in the Linux Terminal

Posted: 12th of September 2019 |  Views: 756

Wine

What version of wine am I running

Posted: 12th of September 2019 |  Views: 744

Ubuntu Mate

Wine application icon missing in Ubuntu Mate menu

Posted: 9th of September 2019 |  Views: 1236

Linux Terminal

Copy .iso image to USB flash drive using dd command in Linux using the terminal

Posted: 3rd of September 2019 |  Views: 299

MariaDB Database

Create a new user using MariaDB database in the Linux Terminal

Posted: 30th of June 2019 |  Views: 1102

MariaDB Database

Install MariaDB database in Ubuntu based distributions 2019

Posted: 16th of June 2019 |  Views: 1151

Lubuntu

Where are the Desktop wallpapers located in Lubuntu

Posted: 30th of May 2019 |  Views: 1826

Emulators

Commodore Amiga Emulator FS-UAE on Linux

Posted: 25th of May 2019 |  Views: 1348

Lubuntu

Open pcmanfc file manager as root user on Lubuntu

Posted: 25th of May 2019 |  Views: 3251

Ubuntu

Sim City 4 Deluxe Edition Install Wine Linux. Trouble installing from CD/Disk 2

Posted: 19th of May 2019 |  Views: 1228

Linux Terminal

Switching from Windows to Linux, three ways to Install and try a Linux distribution without dual booting

Posted: 26th of January 2019 |  Views: 1488

Linux Terminal

Nemo file manager not showing thumbnails of images

Posted: 22nd of November 2018 |  Views: 4080

Vanilla Javascript

Generate a random number between 1 and 5 using Math.floor and Math.random commands in Javascript

Posted: 22nd of October 2018 |  Views: 1270

Vanilla Javascript

Using document.getElementByID() in javascript to send form data

Posted: 15th of October 2018 |  Views: 1162

Vanilla Javascript

Using document write() in javascript.

Posted: 14th of October 2018 |  Views: 1449

Linux Terminal

Remove files and folders from inside directory on Linux

Posted: 15th of September 2018 |  Views: 1174

Wine

How do I uninstall a programme in Wine

Posted: 13th of September 2018 |  Views: 1191

Wine

Remove wine menu entries in Ubuntu and other distributions

Posted: 28th of June 2018 |  Views: 1659

Linux Terminal

How do I access the cups server, common unix printing system

Posted: 27th of June 2018 |  Views: 1228

Wine

Can't find wine programme launcher after installation on Linux Mint

Posted: 14th of June 2018 |  Views: 1226

Linux Terminal

Find my username using the terminal

Posted: 5th of June 2018 |  Views: 1341

Ubuntu

Where are the fonts located in Ubuntu and other Ubuntu based distributions

Posted: 3rd of June 2018 |  Views: 1334

MariaDB Database

Create a new user in MariaDB and GRANT ALL privileges (Part 2)

Posted: 28th of May 2018 |  Views: 1188

Ubuntu

Install MariaDB Database in Ubuntu and other Ubuntu based distributions (Part 1)

Posted: 26th of May 2018 |  Views: 1273

Ubuntu

Convert .mkv video to .png images using ffmpeg

Posted: 24th of May 2018 |  Views: 2622

Linux Terminal

List hardware information using the terminal

Posted: 20th of May 2018 |  Views: 1190

Ubuntu

Shutdown Ubuntu using the terminal

Posted: 20th of May 2018 |  Views: 1142

Wine

How do I install .msi file using Wine

Posted: 3rd of May 2018 |  Views: 2562

Linux Terminal

Batch resize images in Linux using imagemagick and the terminal

Posted: 14th of October 2017 |  Views: 1687

Linux Terminal

Install multiple .deb files

Posted: 17th of March 2017 |  Views: 2330

Xubuntu

Xubuntu, Gigolo opens FTP connections in Firefox instead of Thunar

Posted: 29th of May 2016 |  Views: 2411

Ubuntu

Running Sketchup 8 in Wine. Sketchup was unable to initialize OpenGL, Linux

Posted: 29th of May 2016 |  Views: 3575

Linux Terminal

Change the default text editor in Filezilla, Linux

Posted: 26th of April 2016 |  Views: 2210

Ubuntu

How do I install a .deb package using the terminal

Posted: 17th of April 2016 |  Views: 1963

Linux Terminal

How to view files on a Linux partition in Windows

Posted: 13th of April 2016 |  Views: 1932

Linux Mint

Access FTP server using the Nemo File Manager in Linux Mint

Posted: 27th of March 2016 |  Views: 7760

Linux Mint

What happens when a file is owned by root in Linux Mint

Posted: 23rd of March 2016 |  Views: 1904

Linux Terminal

Unable to access files on external drive, change ownership and group using chown -R

Posted: 23rd of March 2016 |  Views: 2065

Ubuntu

Unable to set the correct time in Ubuntu Gnome

Posted: 17th of March 2016 |  Views: 1777

Linux Terminal

Crossover Office 15, the easy way to install Windows Applications and Games in Linux

Posted: 8th of February 2016 |  Views: 825

CSS

Simple CSS responsive menu for websites and mobile devices

Posted: 26th of January 2016 |  Views: 1028

Xubuntu

Volume control is missing from my panel and plugins in Xubuntu, how do I restore it?

Posted: 20th of January 2016 |  Views: 2182

Linux Terminal

Show hidden files in a specific directory using the terminal in Linux

Posted: 18th of January 2016 |  Views: 2014

PHP5

Get the day of the week for a specified date using PHP5

Posted: 17th of January 2016 |  Views: 1728

Xubuntu

Xubuntu, Panel Preferences notification area greyed out

Posted: 16th of January 2016 |  Views: 2008

PHP5

How to upload files larger than 2MB using PHP5

Posted: 14th of January 2016 |  Views: 1901

Ubuntu

Enable ufw, uncomplicated firewall in Ubuntu and Ubuntu based distributions

Posted: 26th of December 2015 |  Views: 2174

Thunderbird Email Client

Back up emails, accounts and contacts in Thunderbird on Ubuntu based distributions

Posted: 24th of December 2015 |  Views: 2562

Linux Terminal

How can I view all of the bash history?

Posted: 23rd of December 2015 |  Views: 1088

Ubuntu

Install a very basic LAMP server using Ubuntu 15.10

Posted: 21st of December 2015 |  Views: 1988

PHP5

Preserve line breaks in PHP. nl2br function

Posted: 21st of December 2015 |  Views: 3376

Ubuntu

Create a simple bash script in Ubuntu

Posted: 18th of December 2015 |  Views: 2046

PHP5

Convert a Unix timestamp to date and time using PHP

Posted: 18th of December 2015 |  Views: 1994

Linux Terminal

Mail delivery failed: returning message to sender. No Such User Here

Posted: 17th of December 2015 |  Views: 1957

Ubuntu

Install Perl in Ubuntu, and create a perl script

Posted: 17th of December 2015 |  Views: 3155

Ubuntu

View hard disk information in Ubuntu, sudo fdisk -l

Posted: 17th of December 2015 |  Views: 2145

Linux Terminal

Import - Export MySQL / MariaDB database using the terminal in Ubuntu Linux

Posted: 15th of December 2015 |  Views: 2002

PHP5

How to validate a form using PHP5

Posted: 15th of December 2015 |  Views: 1011

PHP5

Count the number of elements in a PHP array using the count() function

Posted: 15th of December 2015 |  Views: 853

MySQL Database

Create a new user, assign all privileges using MySQL / MariaDB using Linux

Posted: 28th of November 2015 |  Views: 1493

PHP5

Pass ampersand through query strings in URL using PHP5

Posted: 27th of November 2015 |  Views: 2095

MySQL Database

MySQL / Maria DB Basic Security

Posted: 21st of November 2015 |  Views: 1859

Gnome3

How do I change the font size of the top menu panel in Gnome3

Posted: 25th of September 2015 |  Views: 2378

Ubuntu

Install dosbox in Ubuntu based distributions.

Posted: 18th of September 2015 |  Views: 3977