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Aujourd’hui — 14 novembre 2019nixCraft

/proc/filesystems: Find out what filesystems supported by Linux kernel

Par Vivek Gite

So, How do you find out or see which filesystems are supported by the Linux kernel?

The post /proc/filesystems: Find out what filesystems supported by Linux kernel appeared first on nixCraft.
  • 14 novembre 2019 à 06:20

/proc/filesystems: Find out what filesystems supported by Linux kernel

Par Vivek Gite

So, How do you find out or see which filesystems are supported by the Linux kernel?

The post /proc/filesystems: Find out what filesystems supported by Linux kernel appeared first on nixCraft.
  • 14 novembre 2019 à 06:20
Hier — 13 novembre 2019nixCraft

VI / VIM: Open File And Go To Specific Function or Line Number

Par Vivek Gite

In vim or vi text editor, how do I go to a particular line or word/function in a source code/text file?

The post VI / VIM: Open File And Go To Specific Function or Line Number appeared first on nixCraft.
  • 13 novembre 2019 à 21:06

bash: file: command not found. How to install file

Par Vivek Gite

I am running file /usr/sbin/arp command on a Debian VM minimal but getting an error that read as:
bash: file: command not foundHow do I fix this error on a Debian or Ubuntu Linux system? How can I install file command on Linux cloud?

The post bash: file: command not found. How to install file appeared first on nixCraft.

How to find fan speed in Linux for CPU and GPU

Par Vivek Gite

What commands I need to type to find out fan speed for GPU and CPU in Linux?

The post How to find fan speed in Linux for CPU and GPU appeared first on nixCraft.

À partir d’avant-hiernixCraft

How to mount an ISO image/file under Linux

Par Vivek Gite

{Updated} An ISO archive file (disk image) of an optical disc using a conventional ISO (International Organization for Standardization) format. ISO image files typically have a file extension of .ISO. The name 'ISO' comes from the ISO 9660 file system used with CD-ROM or DVD media, but an ISO image can also contain UDF file system because UDF is backward-compatible to ISO 9660. You can mount an ISO file or images via the loop device under Linux. It is possible to specify transfer functions (for encryption/decryption or other purposes) using loop device. This page explains how to mount ISO files on Linux.

The post How to mount an ISO image/file under Linux appeared first on nixCraft.
  • 12 novembre 2019 à 11:01

Bash Read Comma Separated CSV File on Linux / Unix

Par Vivek Gite

How do I read comma separated CVS file under UNIX / Linux / BSD / MacOS bash script? How can I parse a CSV file in Bash?

The post Bash Read Comma Separated CSV File on Linux / Unix appeared first on nixCraft.
  • 2 novembre 2019 à 19:00

How to find a website’s DNS (name server) address

Par Vivek Gite

How can I find a website's DNS address? How do I check the current DNS servers of a domain or website using a Linux or macOS command line option? How do I find DNS address of a website using bash?

The post How to find a website’s DNS (name server) address appeared first on nixCraft.

Bash History Display Date And Time For Each Command

Par Vivek Gite

How do I display shell command history with date and time under a Linux, MacOS or Unix-like operating systems? How do I see date and time stamps in bash history command running on a Linux or Unix-like systems?

The post Bash History Display Date And Time For Each Command appeared first on nixCraft.
  • 26 octobre 2019 à 15:07

Delta RPMs disabled because applydeltarpm not installed

Par Vivek Gite

I am getting the following warning on both CentOS 7 and RHEL (Red Hat) 7 when I run yum command:
Delta RPMs disabled because /usr/bin/applydeltarpm not installed.
What is delta RPM (DRPM) and how does it differ from RPM? How do I fix this issue on a CentOS or RHEL 7 server/desktop?

The post Delta RPMs disabled because applydeltarpm not installed appeared first on nixCraft.

Fedora Linux Broadcom b43 BCM43228 Wireless Driver Installation

Par Vivek Gite

I am using Dell/HP/Lenovo ThinkPad laptop with Broadcom's IEEE 802.11a/b/g/n based wireless (wifi) card. How can I install Broadcom-wl STA BCM4322 Wireless driver and firmware on a Fedora Linux version 30/31? How can I install kmod-wl and BMC firmware on Fedora Linux?

The post Fedora Linux Broadcom b43 BCM43228 Wireless Driver Installation appeared first on nixCraft.
  • 21 octobre 2019 à 13:36

How do I stop Apache from starting on Linux?

Par Vivek Gite

How do I stop Apache from starting on Linux at boot time?

The post How do I stop Apache from starting on Linux? appeared first on nixCraft.
  • 21 octobre 2019 à 11:32

How do I stop Apache from starting on Linux?

Par Vivek Gite

How do I stop Apache from starting on Linux at boot time?

The post How do I stop Apache from starting on Linux? appeared first on nixCraft.
  • 21 octobre 2019 à 11:30

How do I stop Apache from starting on Linux?

Par Vivek Gite

https://www.cyberciti.biz/media/new/faq/2019/10/How-to-stop-Apache-starting-Linux-using-systemctl-command.png

The post How do I stop Apache from starting on Linux? appeared first on nixCraft.
  • 21 octobre 2019 à 11:27

How to find Public IP address AWS EC2 or Lightsail VM

Par Vivek Gite

I need to get public IPv4 address on current EC2 or Lightsail VM Linux/Unix instance. How do I find Public IP address AWS EC2 or Lightsail VM?

The post How to find Public IP address AWS EC2 or Lightsail VM appeared first on nixCraft.

How to configure wireless wake-on-lan for Linux WiFi card

Par Vivek Gite

I have Network Attached Storage (NAS) server that backups all my devices. However, I am having a hard time with my Linux powered laptop. I cannot backup my laptop/computer when it is in suspended or sleep mode. How do I configure my wifi on a laptop to accept a wireless wol when using Intel-based wifi card? How can I configure wireless wake-on-lan on Linux?

The post How to configure wireless wake-on-lan for Linux WiFi card appeared first on nixCraft.
  • 18 octobre 2019 à 21:26

Ubuntu Linux 19.10 released: New Features and Download

Par Vivek Gite

Ubuntu Linux 19.10 released and will be supported for nine months till July 2020. It is codenamed as Eoan Ermine. The newer release comes with updated Linux kernel 5.3.x, NVIDIA drivers for gaming or AI programming, ZFS on root, OpenStack Train, and more. Let us see what's new in Ubuntu 19.10 and how to upgrade 19.04 to 19.10 using the command-line options.
Ubuntu Linux 19.10 desktop

The post Ubuntu Linux 19.10 released: New Features and Download appeared first on nixCraft.

Amazon Linux AMI Install Linux, nginx, MySQL, PHP (LEMP)

Par Vivek Gite

How do I install Linux, nginx, MySQL, PHP (LEMP) stack on Amazon Linux AMI running on AWS?

The post Amazon Linux AMI Install Linux, nginx, MySQL, PHP (LEMP) appeared first on nixCraft.

How To Install Google Chrome 77 On a RHEL/CentOS 7 and Fedora Linux 30 Using Yum Command

Par Vivek Gite

How do I installed the latest version of Google Chrome v 77 on a Red Hat Enterprise Linux or CentOS Linux version 7.x and Fedora Linux v28/29/30 using the yum command line option?

The post How To Install Google Chrome 77 On a RHEL/CentOS 7 and Fedora Linux 30 Using Yum Command appeared first on nixCraft.
  • 15 octobre 2019 à 19:37

8 Linux Commands: To Find Out Wireless Network Speed, Signal Strength And Other Information

Par Vivek Gite

Linux operating systems comes with various set of tools allowing you to manipulate the Wireless Extensions and monitor wireless networks. Here is a list of Linux tools used for wireless network monitoring tools that can be used from your laptop or desktop system to find out wifi network speed, bit rate, signal quality/strength, and more.

The post 8 Linux Commands: To Find Out Wireless Network Speed, Signal Strength And Other Information appeared first on nixCraft.
  • 15 octobre 2019 à 19:15

16 Places To Buy A Linux Laptop With Linux Preloaded

Par Vivek Gite

Are you looking for Linux laptops? Do you want a Linux system without having to pay a Microsoft tax? The hardest part of using Linux is to find out the correct hardware. Hardware compatibility and drivers can be a big issue. But where one can find Linux desktops or Laptop for sale? Here are sixteen places to buy a preinstalled Linux Desktop and Laptop.

The post 16 Places To Buy A Linux Laptop With Linux Preloaded appeared first on nixCraft.
  • 14 octobre 2019 à 21:36

Linux find NVMe SSD temperature using command line

Par Vivek Gite

How do I find NVMe SSD temperature using Linux command line options?

The post Linux find NVMe SSD temperature using command line appeared first on nixCraft.

Linux find DHCP server IP address using CLI

Par Vivek Gite

How do I find the IP address of my DHCP server on Linux?

The post Linux find DHCP server IP address using CLI appeared first on nixCraft.
  • 14 octobre 2019 à 19:44

Ubuntu Linux install OpenSSH server

Par Vivek Gite

How do I install OpenSSH server on Ubuntu Linux?

The post Ubuntu Linux install OpenSSH server appeared first on nixCraft.
  • 14 octobre 2019 à 18:53

Modern Linux Laptops with Coreboot Firmware From System76

Par Vivek Gite

Are you looking for modern Linux laptops with coreboot? The wait is over. Coreboot is a free and open-source software. The coreboot project aimed at replacing the proprietary BIOS firmware and blobs. System76 recently announced two Intel laptops with Coreboot, which as an alternative to proprietary BIOS. These laptops are using Intel 10th Gen CPUs.

The post Modern Linux Laptops with Coreboot Firmware From System76 appeared first on nixCraft.

How to install htop on Amazon Linux AMI

Par Vivek Gite

I am a new user of Amazon Linux AMI operating system. How do I install htop on Amazon Linux AMI using the yum command?

The post How to install htop on Amazon Linux AMI appeared first on nixCraft.

Amazon Linux AMI install mysql client programs for RDS

Par Vivek Gite

How do I install mysql command for management Amazon RDS or Managed Databases for Amazon Lightsail on Amazon Linux AMI?

The post Amazon Linux AMI install mysql client programs for RDS appeared first on nixCraft.

Install LXD pure-container on Ubuntu 18.04 LTS

Par Vivek Gite

LXD is a next-generation system container manager. It offers a user experience similar to virtual machines but using Linux containers instead. It's image based with pre-made images available for a wide number of Linux distributions. Learn how to set up LXD on Ubuntu Linux 18.04 LTS server.

The post Install LXD pure-container on Ubuntu 18.04 LTS appeared first on nixCraft.
  • 9 octobre 2019 à 19:15

Ubuntu 18.04 remove all unused old kernels

Par Vivek Gite

How do I remove all unused old kernels in Ubuntu Linux 18.04 LTS using the command line?

The post Ubuntu 18.04 remove all unused old kernels appeared first on nixCraft.

21 Examples To Make Sure Unix / Linux Configuration Files Are Free From Syntax Errors

Par Vivek Gite

In Linux and UNIX system services are configured using various text files located in /etc/ or /usr/local/etc/ directory tree. A typical server system could have dozens of configuration files. You can check your configuration files for syntax errors without starting the server and validate all settings. In some cases, it is possible to check the sanity of specific data/config options and directories. Text files are easier to manage remotely. You can use ssh and a text editor. If there is an error in configuration, the server may not start. It may result in a disaster. This post explains how to quickly find out a syntax error for popular servers and test configuration file for syntax errors.

The post 21 Examples To Make Sure Unix / Linux Configuration Files Are Free From Syntax Errors appeared first on nixCraft.
  • 8 octobre 2019 à 17:32

Change default shell to bash on Macos Catalina

Par Vivek Gite

I noticed that my default shell set to zsh on Macos Catalina. How do I change my default shell to bash on Macos Catalina using the command line or GUI options?

The post Change default shell to bash on Macos Catalina appeared first on nixCraft.

How to find serial number of Lenovo laptop from Linux

Par Vivek Gite

I need to list serial number of Lenovo laptop to check warranty. How do I find a serial number of Lenovo laptop from Linux command line without rebooting and opening BIOS option? How do I find find serial number of Lenovo ThinkPad laptop from the Linux CLI?

The post How to find serial number of Lenovo laptop from Linux appeared first on nixCraft.
  • 8 octobre 2019 à 07:49

Ubuntu Linux Remove / Delete PPAs apt-get command

Par Vivek Gite

Over time I have added way too many PPAs using the add-apt-repository command on Ubuntu Linux 16.04/18.04 LTS server for testing purpose. How can I delete or remove those PPAs? Is there a command to list all PPAs?

The post Ubuntu Linux Remove / Delete PPAs apt-get command appeared first on nixCraft.
  • 7 octobre 2019 à 05:04

How to open ssh port using ufw on Ubuntu/Debian Linux

Par Vivek Gite

How do I allow incoming SSH connections from a specific IP address or subnet on a Ubuntu or Debian Linux server using ufw? How do I open ssh port using ufw on Ubuntu or Debian server?

The post How to open ssh port using ufw on Ubuntu/Debian Linux appeared first on nixCraft.
  • 7 octobre 2019 à 05:01

Change netplan renderer from networkd to NetworkManager

Par Vivek Gite

I prefer to use NetworkManager on my Ubuntu desktop, but currently, it is using networkd. As a result, I cannot set up or configure NetworkManager using GUI tools. Is there anyway to change netplan renderer from networkd to NetworkManager running on Ubuntu Linux? How can I change netplan renderer in Ubuntu Linux?

The post Change netplan renderer from networkd to NetworkManager appeared first on nixCraft.

Configure Ubuntu Pi-hole for Cloudflare DNS over HTTPS

Par Vivek Gite

I installed OpenVPN VPN solutions on Ubuntu for my businesses to secure all data communications. I also set up Pin-hole ad blocker on Ubuntu server along with OpenVPN. How do I force Pi-hole to use Cloudflare DNS over HTTPS (DoH) to increase my privacy and security by preventing eavesdropping and manipulation of DNS data by man-in-the-middle attacks?

The post Configure Ubuntu Pi-hole for Cloudflare DNS over HTTPS appeared first on nixCraft.
  • 6 octobre 2019 à 19:57

How to check Ansible version on Linux/Unix and install the latest version for IT automation

Par Vivek Gite

How do I check Ansible version (IT automation tool) on my Linux or Unix-like server using the command prompt?

The post How to check Ansible version on Linux/Unix and install the latest version for IT automation appeared first on nixCraft.
  • 6 octobre 2019 à 19:52

Linux Find Out Last System Reboot Time and Date Command

Par Vivek Gite

So, how do you find out your Linux or UNIX-like system was last rebooted? How do you display the system shutdown date and time?

The post Linux Find Out Last System Reboot Time and Date Command appeared first on nixCraft.
  • 6 octobre 2019 à 19:01

Apache with Let’s Encrypt Certificates on CentOS 8

Par Vivek Gite

I read that Let's Encrypt is a free, automated, and open certificate for web server and other usages. How do I secure Apache with Let's Encrypt Certificates on CentOS 8?

The post Apache with Let’s Encrypt Certificates on CentOS 8 appeared first on nixCraft.

How To Use tar Command Through Network Over SSH Session

Par Vivek Gite

Did you know you can use the tar command over ssh sessions to transfer archives, files, backups and hard drive images securely? Pretty handy for Linux and Unix users, sysadmins and developers. See examples and usage for more info.

The post How To Use tar Command Through Network Over SSH Session appeared first on nixCraft.
  • 2 octobre 2019 à 17:35

How to install whois on RHEL 8 / CentOS 8

Par Vivek Gite

I deployed RHEL 8 in the cloud server. However, I am unable to find the whois command on my newly created RHEL 8 Linux server. It says '-bash: whois: command not found' I tried yum install whois, but it failed too. How do I install whois command on RHEL/CentOS 8 Linux using the command line?

The post How to install whois on RHEL 8 / CentOS 8 appeared first on nixCraft.

Linux / Unix - Quickly list all available fonts

Par Vivek Gite

This article shows you how to use fc-list command in Linux to get list of available fonts.

The post Linux / Unix - Quickly list all available fonts appeared first on nixCraft.
  • 1 octobre 2019 à 19:47

How To Install MariaDB on CentOS 8

Par Vivek Gite

I am a new to MariaDB server and CentOS 8 sysadmin. How do I install MariaDB on CentOS 8 Linux server using the yum command?

The post How To Install MariaDB on CentOS 8 appeared first on nixCraft.

pfetch Linux and Unix hardware information tool

Par Vivek Gite

The neofetch command like utility written in a bash shell. The main purpose of neofetch is to be used in screenshots to display other users what operating system or Linux distro you are using including theme, icons, hardware config and more. Now we have another tool called pfetch. It is a pretty system information tool written in POSIX sh. Let us see how to install and use pfetch Linux and Unix hardware information tool.
pfetch Linux and Unix hardware running on Ubuntu

The post pfetch Linux and Unix hardware information tool appeared first on nixCraft.

How To Add Jobs To cron Under Linux or UNIX

Par Vivek Gite

Cron allows Linux and Unix users to run commands or scripts at a given date and time. You can schedule scripts to be executed periodically.

The post How To Add Jobs To cron Under Linux or UNIX appeared first on nixCraft.
  • 30 septembre 2019 à 18:58

How to verify NTP is working Or not (Check Status of NTP)

Par Vivek Gite

Keeping correct time is important on a server and client system. You can use any one of the following program to verify that ntp client configuration is working correctly on Linux or Unix-like systems.

The post How to verify NTP is working Or not (Check Status of NTP) appeared first on nixCraft.
  • 30 septembre 2019 à 15:04

Bash Pass Shell Variables To Awk Script

Par Vivek Gite

How do I pass shell variables to awk command or script under Linux or UNIX-like operating systems? How do I use shell variables in an awk script? How can I allow awk to use shell variables?

The post Bash Pass Shell Variables To Awk Script appeared first on nixCraft.
  • 28 septembre 2019 à 20:55

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

Par Vivek Gite

I deployed minimal version of CentOS 8 in the cloud server. However, I am unable to find the dig command on my newly created CentOS 8 Linux server. It says '-bash: dig: command not found' I tried yum install dig, but it failed too. How do I install dig command on CentOS 8 Linux using the command line?

The post CentOS 8 dig command not found – How to install dig on CentOS 8 appeared first on nixCraft.

How to install wget on CentOS 8 using the yum/dnf command

Par Vivek Gite

I am a new CentOS Enterprise Linux 8 user. How do I install wget on CentOS 8 using the dnf command or yum command?

The post How to install wget on CentOS 8 using the yum/dnf command appeared first on nixCraft.

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