Get Linux system information To get good Linux system information, use these simple utilities. 1. Screenfetch. Install screenfetch. [email protected]:~$ sudo apt install [email protected]:~$ sudo apt install screenfetch Then run it to get information about your PC. [email protected]:~$ screenfetch ./+o+- [email protected] yyyyy- -yyyyyy+ OS: Ubuntu 17.04 zesty ://+//////-yyyyyyo Kernel: x86_64 Linux 4.10.0-35-generic .++ .:/++++++/-.+sss/` Uptime: 1h …

Get your Internet routable IP address with the command line. [[email protected] ~]$ curl ‘https://api.ipify.org’ ; echo[[email protected] ~]$ curl ‘https://api.ipify.org’ ; echo Get the startup time of your Linux PC with Systemd. [[email protected] ~]$ systemd-analyze Startup finished in 1.186s (kernel) + 9.653s (initrd) + 2min 37.144s (userspace) = 2min 47.984s[[email protected] ~]$ systemd-analyze Startup finished in 1.186s …

14468376_10103136675908131_1017204796411632535_o Why pay for air conditioning when you can just build a data center near the Arctic Circle and pump in the frosty winds? That’s why Facebook created these massive fans for its Luleå, Sweden data center. In hopes of proving that Facebook’s 10-year plan goes way beyond the News Feed, Mark Zuckerberg has begun sharing rare photos of the company’s technology. Here’s his… Read More

snow mountain peak A startup based in North Carolina’s Research Triangle Park, Phononic, wants to make refrigeration and temperature control far more efficient, and steadier, than is possible with traditional systems. Instead of relying on vapor compressors, fans, chillers or passive heat sinks, Phononic makes semiconductors that are smaller than a dime, and actively remove heat from the places or… Read More

y-combinator-logo Farm drones, autonomous security guards and next-generation tampons were among the products presented at today’s Y Combinator startup accelerator Summer 2016 Demo Day 1. You can check out write-ups of all 44 below. And here are TechCrunch’s picks for “The top 7 startups from YC Demo Day 1”, plus writeups of the 48 startups that launched on Demo Day 2… Read More

alta-motors-thumb Motorcycle makers Alta Motors have opened the doors to their new factory in Brisbane, California, and TechCrunch was on the scene for a first look. A quick trip from downtown San Francisco, the factory is in a low and unassuming concrete structure. Inside, it’s surprisingly quiet, thanks in part to the fact that the motorcycles Alta makes are all-electrics, and final assembly of these… Read More

List all network interfaces on your Linux machine that are up. [[email protected] ~]$ ip addr | grep UP 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN 2: eno16777736: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP qlen 1000 3: virbr0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN[[email protected] ~]$ ip addr | grep UP 1: lo: …

Linux hardware information commands. There are many commands available for Linux that allow the user to get information about their hardware. Here is a handful of them. The lshw command. deusexmachina description: Notebook product: eME730 (Calpella_CRB) vendor: eMachines version: V1.15 serial: LXN98020810441E9781601 width: 64 bits capabilities: smbios-2.6 dmi-2.6 vsyscall32 configuration: boot=normal chassis=notebook family=Intel_Mobile sku=Calpella_CRB uuid=40198687-F9A4-2099-05F2-88AE1D6D09BC …

The first electronic computer; the ENIAC, was born of the need to calculate ballistics tables for a sideways firing from air-planes. This necessitated the construction of the massive computer to hold vacuum tubes pulsating at 100,000 beats per second. The computational speed was estimated to be at 1,000 multiplications per second, this would be able …

The ATI “unsupported hardware” watermark is a very annoying sight in Linux Mint 15. Here is how to remove it. This tip is for anyone who has installed the ATI drivers by typing sudo apt-get install fglrx fglrx-amdcccle. Firstly; download the ATI drivers from the website. http://www2.ati.com/drivers/linux/amd-driver-installer-catalyst-13-4-linux-x86.x86_64.zip. Then move the downloaded file into a new …

The sysctl command on Linux may be used to return information about your installed hardware; as well as virtual memory information. Below is an example looking at virtual memory information. zsh 7 % sysctl -a | grep vm sysctl: permission denied on key ‘kernel.cad_pid’ sysctl: permission denied on key ‘kernel.usermodehelper.bset’ sysctl: permission denied on key …