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Tag Archives | os

How to make screenshots in Ubuntu

This post summarizes how to make screenshots in Ubuntu OS. How to make screenshots in Ubuntu 22.04 Copy the whole screen to the clipboard Press keys Shift + PrtSc (Print Screen). Copy a region of the screen to the clipboard Press key PrtSc. Some options will be suggested: Selection area: a custom region, whole screen […]

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How to transfer data from an Android phone to another

This post explains how to transfer data from an Android smartphone to another Android smartphone.   What is the data in a phone that I must backup or transfer? The source of some typical data to be backuped or transfered is: Apps Contacts SMS Photos Messenger service messages (e.g. WhatsApp, Signal) Take into account that […]

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How to convert a standard Ubuntu Computer into an audio Studio

This post is about how to convert a computer with vanilla Ubuntu OS installed into a FOSS DAW. The steps will be quite similar for other GNU/Linux distributions, but extra steps may be needed, for example, to allow JACK working on real-time. Ubuntu 21.10 is the version tested. Digital Audio Workstation (DAW) is a device […]

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Tools to determine the Operating System of a Website

Tools to determine the Operating System of a website Netcraft https://sitereport.netcraft.com/   SHODAN Search Engine Source https://www.shodan.io Censys https://censys.io/domain

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How to de-Google an Android-based OS

Android is one of the most popular operating system for smartphones. Though it is available for free and it is an open source project, it is commercially sponsored by Google, LLC. and it contains pre-installed proprietary software own by this company, mainly Google Mobile Services (GMS). GMS contains, among other software: Google app Google Chrome […]

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Possible Values of OS-dependent Java System Properties

There are some system properties that can be obtained from Java code. Some of these examples are: Code example: System.getProperty(“os.name”)   List of possible os values This is not a complete list. os.name values: Windows NT Windows 98 Windows XP Windows 2000 Windows ME Windows 2003 Windows 8.1 Windows 10 Linux SunOS FreeBSD Mac OS […]

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How to install JRE or JDK in Ubuntu

This post explains how to install or update Java components JRE or JDK in operating system Ubuntu. It may be compatible with other Debian-like or Ubuntu-like Linux distros, like Linux Mint, etc.   Step-by-step Procedure 1. Install repository Open a terminal. Install repository from command line: sudo add-apt-repository ppa:<repositoryaddress> The repositories I found were (you […]

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How to install Windows XP

Disclaimer about Windows XP Windows XP is an operating system that is lacking official support from Microsoft since April 8, 2014. IT IS NOT RECOMMENDED TO USE THIS OPERATING SYSTEM ANYMORE. There are multiple known vulnerabilities that exposes your computer to security threads and viruses. You are not only posing yourself to a risk, but […]

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How to make Windows 10 installation media

Visit Microsoft Media Creation Tool from this link. Download “Microsoft Media Creation Tool”. Run the tool from a Windows computer and follow these ISO creation steps: Accept Terms & Condition Select ‘Create installation media (USB flash drive, DVD, or ISO file) for another PC. Select language, architecture and edition. When askw which media to use, […]

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How to print multiple ranges of pages of PDF file on Mac

Mac OS X default printing system does not allow to print multiple ranges of pages of a PDF document, it allows either to print all pages, a single page or a single range. You can open the document with Chrome, and then print from there. The printing option in Chrome is different to the default […]

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