Are you new to Linux? If so, you’ve probably found the command line can be a bit intimidating. Don’t worry–it is for everyone at the beginning. That’s why I’m here to guide you through the process, and today I’m going to show you how to copy files and folders from the command line. 

Why would you need to copy files and folders this way? You might find yourself on a GUI-less Linux server and need to make a backup of a configuration file or copy a data directory. 

Trust me, at some point you’re going to need to be able to do this. Let’s find out how. 

SEE: Linux: The 7 best distributions for new users (free PDF) (TechRepublic)

First we’ll copy a file. Let’s say you’re about to

Humans spend approximately one-third of their lives asleep. It should really come as no surprise that the market for assistive sleep aids is a multi-billion dollar industry. There are myriad devices designed to help people slowly drift to sleep at the end of the day and wake feeling rested and refreshed. From smart sleep masks and white noise machines to devices engineered to optimize pillow and bed temperature, here are six of the best sleep gadgets of 2021.

In the digital transformation, server deployments and migrations are a regular part of operations for organizations around the globe. Needless to say, there is zero room for error when transferring massive amounts of critical data, and botched migrations can be disastrous. At the same time, servers also require routine maintenance, and technicians will need to approach these procedures in a uniform manner to prevent failures. 

From migration checklists to guides empowering organizations migrating their email servers to cloud-based options, here are five server deployment and migration resources from TechRepublic Premium designed to prevent IT surprises and keep systems performing flawlessly.

Another side effect of the COVID-19 pandemic is showing up in four-year compound annual growth rates (CAGR) for software applications, new data presented by Trading Platforms shows. Driven largely by pandemic lockdowns, the largest four-year CAGR is in the education app sector, which is projected to hit 62% in 2021. 

“As the virus raged on, the education sector in many parts of the world was forced to shut school in all levels including University, and had to transition into ‘distance-learning’ at home,” report author Rex Pascual said in Trading Platforms’ writeup of the data.

SEE: COVID-19 workplace policy (TechRepublic Premium)

Education apps, Pascual said, were also buoyed by the fact that many parents who were used to working out of the house while children

The FBI is cautioning companies to beware of a slew of voice phishing attacks aimed at capturing the login credentials of employees.

SEE: Social engineering: A cheat sheet for business professionals (free PDF) (TechRepublic) 

In an advisory released last Thursday, the FBI revealed that as of December 2019, cybercriminals have been working together on social engineering campaigns targeting employees at large firms both in the US and abroad. The criminals are taking advantage of VoIP platforms to launch voice phishing, or vishing, attacks.

In a vishing attack, scammers use a voice call to trick their victims into signing into a malicious website to obtain their account credentials.

In the specific attacks referenced by the FBI, the criminals speak with company employees on a VoIP call