Gustavo Stein

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Running out of RAM in Ubuntu? Enable ZRAM

Whenever I ran out of RAM on a Linux system, I used to enable swap memory using the storage device to provide an extra bit of memory. The main …

Linux

We're About to See Our First-Ever Black Hole

Most galaxies contain a supermassive black hole at the center. There’s a lot we don’t know them, even our own in the Milky Way, Sagittarius A*). But …

8 Practical Examples of Linux Xargs Command for Beginners

The Linux xargs command may not be a hugely popular command line tool, but this doesn't take away the fact that it's extremely useful, especially …

Linux

Três modos de impedir que o provedor de acesso monitore a sua navegação

Após o Senado amaericano aprovar a lei que permite aos provedores monitorar os usuários e vender seu histórico de navegação para anunciantes é bom …

11 Home Libraries That Will Inspire You to Hit the Books

It’s time to get literary.<p>A home library (sort of like a swanky laundry room) is the ultimate indulgence. It's chic, scholarly and straight-up …

Alleged CIA leak re-demonstrates the dangers of smart TVs

WikiLeaks published today notes on what it alleges are a large set of CIA hacking tools. Among the dump was a tool developed by the CIA and MI5 that attempted to turn certain Samsung smart TVs into remote listening and monitoring devices. It’s called Weeping Angel. Because of Doctor Who. The …

4 Habits of Highly Profitable Entrepreneurs

Being profitable doesn't come easy, though from the outside, it may seem that way.<p>Opinions expressed by <i>Entrepreneur</i> contributors are their own.<p><i>Entrepreneur has an affiliate partnership with Hurdlr so we may get a share of the revenue from your purchase.</i><p>Being a profitable entrepreneur requires a …

Linux expert Matthew Garrett: Ubuntu 16.04's new Snap format is a security risk

Ubuntu's supposedly secure app package format doesn't do much to improve security on the desktop, according to a well-known Linux kernel …

Debugging in Python

When mentioning <i>debugging</i>, this means there may be a <i>bug</i> in the middle. Well, I don't mean a bug one might find in a house—what I mean here is a …

Novas baterias usam nanofios e podem ser recarregadas mais de 100.000 vezes

Baterias de íon de lítio se deterioram gradativamente conforme elas são carregadas e descarregadas. Agora pesquisadores da Universidade da …

Ubuntu 16.04 LTS (Xenial Xerus) Available For Download, See What`s New [Video, Screenshots]

Ubuntu 16.04 LTS is available to download! Let's take a look at the most important new features and changes in this long term release.<br>Ubuntu 16.04 …

Linux

Ubuntu 16.04 LTS To Offer Updates Via Snap Packages

<b>Ubuntu 16.04 LTS will allow installing snap packages along traditional deb packages, announced Olli Ries, SW Engineering Ubuntu Client Director at</b> …

Linux

Câmera de 755 megapixels permite definir o foco do vídeo depois de gravá-lo

Desde 2011, a Lytro vem tentando oferecer a consumidores uma câmera que permite escolher o foco depois de tirar a foto. Infelizmente, elas custam …

O revolucionário projeto de viagem interestelar apoiado por Stephen Hawking para tentar 'salvar a humanidade'

O físico Stephen Hawking anunciou apoio a um projeto que pretende enviar uma pequena nave espacial – do tamanho de um chip usado em equipamentos eletrônicos – para uma viagem interestelar daqui a uma geração.<p>O veículo viajaria trilhões de quilômetros, muito mais distante do que qualquer outra …

​Como Ensinar Sentimentos a Um Robô? Faça-o Cantar Ópera

O robô Myon tem o tamanho de uma criança de seis anos e é protagonista de uma ópera em Berlim, na Alemanha<p>Na semana passada, o robôzinho humanoide Myon assumiu o papel de destaque de "<i>My Square Lady</i>", uma nova ópera que estreou no Komische Oper, em Berlim, na Alemanha. Ele surpreendeu a plateia ao …

Os ‘caça-mosquito’ brasileiros lutam contra o tempo de casa em casa

Mirley tem que evitar isso. E rápido. Em fevereiro as chuvas começam a aumentar e a mistura de água e calor dará ao mosquito mais condições para se …

New Ubuntu tablet wants to replace your PC

Canonical’s Ubuntu OS perhaps isn’t the household name that iOS and Android are, but as each year passes, it inches closer to its dream of a fully converged platform – one that runs the same core code across all of its devices.<p>In part, it’s already achieved this with the launch of its latest BQ …

Mobile

Setup Local Repository In Ubuntu 15.04

Why Local repository is important?<p>As a System administrator, you have to install software, security updates and fixes often in all systems. …

Linux

Cherrytree – A Powerfull Hierarchical Note Taking Application for Linux – Version 0.35.8 Released

<b>Cherrytree is an open source lightweight, fast, hierarchical note taking application available in Linux. There are very few note taking application</b> …

Linux

Install Softwares in Ubuntu using App Grid – An Alternative to Software Center

<b>App Grid is an alternative to Ubuntu Software Center which lists free and paid apps in a grid, easier to display and find manner. It can help user to</b> …

Linux

Ubuntu After Install – Automated installation of useful extra software on Ubuntu

Automated installation a lot of useful extra software on Ubuntu after the initial desktop install.This program installs a collection of some of the …

Ubuntu

How to Install Linux on a Windows Machine With UEFI Secure Boot

Booting Linux with UEFI Secure Boot is different with every distribution and every piece of hardware. But here are some good guidelines.When Windows …

Linux

Os segredos do poder de manipulação

<b>Em geral, nós gostamos da ideia de sermos donos de nossas próprias escolhas. Mas será que somos mesmo?</b><p>Jay Olson, pesquisador do Departamento de Psiquiatria da Universidade McGill, em Montreal, no Canadá, acredita que não. “O que a Psicologia está descobrindo cada vez mais é que muitas decisões que …

Install HandBrake Video Transcoder With Fixed Black Widgets And Unity Launcher Progress Bar Integration In Ubuntu

HandBrake is a popular free and open source video transcoder available for Linux, Windows and Mac OS X. The tool works great however, the app widgets …

Linux

How to Configure Ubuntu as a Router

Did you know that your Ubuntu system could be configured to act as an immensely powerful router? Surprised? Read on to discover how to achieve this …

Linux

Guide: Show System/Hardware Information in Linux

This is a tutorial aimed at showing how to get hardware and general system information on Linux. There are also a few examples which normally work on …

Easily Share Files Between Linux, Windows And Mac Using NitroShare

If you have got yourself several computers running various operating systems, you might be wondering about <b>how to share files between Linux and</b> …

Linux

How To Install And Manage Java On Ubuntu

<b>Java</b> becomes the best Internet development standard for enterprise Web application development. Today, many programs require to have Java installed. …

Linux