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Month: September 2019

First fully rechargeable carbon dioxide battery lasts 500 cycles

An innovative new battery design makes use of an element we’re producing too much of in carbon dioxide, and boasts an unprecedented ability to recharge 500 times. — Read on newatlas.com/electronics/first-rechargeable-carbon-dioxide-battery/

CentOS 8 dig command not found – How to install dig on CentOS 8 – nixCraft

CentOS 8 dig command not found – How to install dig on CentOS Linux version 7 or 6.x using the yum command to query DNS servers — Read on www.cyberciti.biz/faq/centos-8-dig-command-not-found-how-to-install-dig-on-centos-8/

How to Use the chroot Command on Linux

The chroot command can send you to jail, keep your development or test environments isolated, or just improve your system’s security. We show you the easiest way to use it. — Read on www.howtogeek.com/441534/how-to-use-the-chroot-command-on-linux/

DARPA aims to make networks 100 times speedier with FastNIC | TechCrunch

Having a slow connection is always frustrating, but just imagine how supercomputers feel. All those cores doing all kinds of processing at lightning speed, but in the end they’re all waiting on an outdated network interface to stay in sync. DARPA doesn’t like it. So DARPA wants to change it — specifically by making a…
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A space elevator is possible with today’s technology, researchers say (we just need to dangle it off the moon) – MIT Technology Review

Space elevators would dramatically reduce the cost of reaching space but have never been technologically feasible. Until now. — Read on www.technologyreview.com/s/614276/a-space-elevator-is-possible-with-todays-technology-researchers-say-we-just-need-to-dangle/

How to Run and Control Background Processes on Linux

Use the Bash shell in Linux to manage foreground and background processes. You can use Bash’s job control functions and signals to give you more flexibility in how you run commands. We show you how. — Read on www.howtogeek.com/440848/how-to-run-and-control-background-processes-on-linux/

Linux Foundation exec believes edge computing will be more important than cloud computing | ZDNet

According to Arpit Joshipura, The Linux Foundation’s general manager of networking, edge computing will overtake cloud computing by 2025. — Read on www.zdnet.com/article/linux-foundation-executive-believes-edge-computing-will-be-more-important-than-cloud-computing/

How to Copy and Paste Text at Linux’s Bash Shell

Want to copy and paste at the command line of the Bash shell? We’ll show you multiple techniques whether you favor the keyboard or the mouse. These work whether you’re at a graphical desktop or at a traditional text-based TTY. — Read on www.howtogeek.com/440558/how-to-copy-and-paste-text-at-linuxs-bash-shell/

A new way to turn heat into energy

A new way to turn heat into energy — Read on m.phys.org/news/2019-09-energy.html

How to Create Aliases and Shell Functions on Linux

Create your own Linux commands using aliases and Bash shell functions. Tame repetitive tasks, truncate long-winded processes, and configure standard commands with the options you always use and struggle to remember. — Read on www.howtogeek.com/439736/how-to-create-aliases-and-shell-functions-on-linux/