Linux Pro Magazine #237 - Print Issue

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Issue #237: Webcams and Linux – Smoothing out hardware wrinkles with Guvcview and QtCAM

This month we explore webcams, screencasting, and a cool teleprompter tool.

On the DVD: Ubuntu Studio 20.04 and Kubuntu 20.04

Linux Pro Magazine #237 - Print Issue

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* PHP Building Blocks – The PHPlattenbau project offers useful components for building PHP applications.
* Guacamole A clientless remote access tool based on HTML5.
* MakerSpace – Learn how to make your Pi Zero into a kitchen timer
* LinuxVoice – Check out our study of the handy MystiQ Audio/Video conversion tool.

* Linux Mint Drops Snap
* Lenovo Upping Their Linux Support
* LPI Launches FOSSlife Website
* Linux Apps on Windows
* Tuxedo Computers Joins the Ryzen Bandwagon

Kernel News
* When a Security Hole Is OK
* Kernel Documentation Updates
* Security Through Obscurity

Distro Walk: Inside Linux Distros
The Linux distribution you load on your computer was developed by real people operating through community groups and other organizational structures. Read on for a glimpse into the inner workings of some leading Linux projects.

Imaginary Teleprompter
A teleprompter can help you give a polished look to your speeches and video presentations. Imaginary Teleprompter is a free tool that delivers professional teleprompting capabilities.

The VokoscreenNG screencast tool offers many options but is still surprisingly easy to use.

Webcam Rescue
If your new webcam doesn't work with the default software on your Linux system, try your luck with Guvcview or QtCAM.

Programming Snapshot – PDFtk Go Variant
Go is suitable for complex server programs, but it also cuts a fine figure with simple command-line tools for automating everyday life. Mike Schilli restructures the signature of a PDF manipulation app.

Build simple PHP applications quickly with ready-to-use blocks.

Charly's Column – rss2email
In order to keep up to date with security, Charly uses RSS feeds. He lets rss2email send the most important feeds directly to his mailbox to ensure that nothing is overlooked.

Use Apache Guacamole to connect to remote servers from within a web browser.

A recent addition to the Linux kernel, WireGuard lets you build a VPN tunnel that relies on encryption to reduce potential security issues.

Text to Speech
Visually impaired users often find it difficult to work with text and tables in office suites. Pico TTS, a text-to-speech synthesizer, and the Read Text extension for LibreOffice and OpenOffice provide a solution.

Command Line – Git Version Control
If you develop open source software, you need to know how to use Git. Information on Git fills books, but this basic overview will get you started with a vital open source development tool.

Adafruit PyPortal
Unlike other displays for the Raspberry Pi, Adafruit's PyPortal touchscreen provides an autonomous environment, including a microprocessor, sound output, and a WiFi connection.

Kitchen Timer
A simple kitchen helper with two timers assists budding chefs in coping with dishes that are unlikely to be ready at the same time.

This month in Linux Voice.

Doghouse – Old Systems
As unemployment claims surge, US computer systems are straining under the increased load. maddog weighs in on COVID-19 and COBOL.

This fork of the Mozilla Firefox browser is designed for greater speed and privacy, as well as compatibility with older add-ons.

Gimp Workshop: Media Player Skin
Forget the photos – Gimp is also a great tool for graphic design. This workshop shows how to use Gimp to create a simple visual image for a multimedia player application.

Working with multimedia files usually involves converting from one format to another. MystiQ is a fast and easy tool for file conversion.

This month Graham looks at Horizon EDA, ksnip, Pi-hole 5, and more!

Tutorial – LÖVE
To create an action-packed game with LÖVE, you'll need to overlay images to "physical" objects, detect collisions, and get input from the keyboard or mouse.

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