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Posts
“The 2026 Enterprise Linux Roadmap: 5 Fundamental Skills for Large-Scale Ops”
January 19, 2026
Top 10 Reasons to Learn Linux Commands
December 8, 2024
Top 10 Advanced Linux Commands for Cloud Engineers
March 2, 2024
Debug connection performance with curl
February 11, 2023
Netstat alternative – dump socket statistics with ss
August 18, 2022
Linux / Bash – generate a sequence of numbers
April 10, 2021
How to view changelog of Debian or Ubuntu package
April 10, 2021
Linux – view dns cache contents
October 30, 2020
Linux – flush dns with systemd
October 30, 2020
Get HTTP headers
August 2, 2020
Linux – how to delete files with dash or double dash
May 25, 2020
Terraform – show logging
March 20, 2020
Linux – how to create a file
February 8, 2020
Exclude files from Dockerfile
December 17, 2019
nslookup query a specific name server
November 30, 2019
Linux – Cheat sheet
November 17, 2019
Linux – curl show request and response times
November 17, 2019
Linux how to zip a folder
October 7, 2019
tree . sed: read error on .: Is a directory
September 24, 2019
Linux – avoid running an alias command
September 24, 2019
apr_socket_connect(): Cannot assign requested address (99)
September 22, 2019
WordPress – block xml-rpc
September 18, 2019
Make http request with telnet
September 14, 2019
Linux – find a file by inode number
September 4, 2019
Linux – show file system type
September 4, 2019
Linux : using zip to compress or decompress files
May 10, 2019
Linux – Find and replace text in multiple files
May 8, 2019
Installing Google Cloud SDK in Linux
November 11, 2018
Ansible : Run playbooks as a script
November 11, 2018
How to find the type of storage engine a MySQL table uses
August 22, 2018
iptables – table full and dropping packets
June 18, 2018
GCP NEXT 2018
June 18, 2018
Google joins AWS and Azure as leader in Gartner’s 2018 IaaS Magic Quadrant
May 30, 2018
ipcalc
IP subnet calculator
May 30, 2018
C programming Language – Code snippets 4
May 28, 2018
Python modify user-agent
May 20, 2018
How to setup IP aliases in Red Hat Linux
May 13, 2018
Install Ubuntu 18.04 (Bionic Beaver) with kde plasma
April 29, 2018
Most popular Linux videos in youtube
April 27, 2018
Troubleshooting dns – dig tracing
April 26, 2018
change author name or email in github
April 26, 2018
ten basic Linux commands
April 15, 2018
Tips for getting your first online freelancing job
April 15, 2018
Linux – top 10 memory consuming processes
April 9, 2018
Linux – grep exclude grep
April 9, 2018
Linux – empty or truncate file names with white spaces
April 9, 2018
C programming Language – Code snippets 3
April 9, 2018
Buyer beware – marketing tricks, scams
March 16, 2018
C programming Language – Code snippets 2
March 15, 2018
Linux – fast file search
February 25, 2018
Infoblox dns api
February 25, 2018
C Programming language – code snippets 1
February 25, 2018
Ansible – rolling update or deployment
February 18, 2018
Getting started with Google Cloud Platform(GCP)
January 7, 2018
Ansible – run specific task of a playbook
January 7, 2018
Ansible – enable logging
January 7, 2018
Say no to Net Neutrality repeal
November 25, 2017
Exit from unresponsive ssh session
November 19, 2017
ipython – quick introduction
September 29, 2017
How to mount a raw disk image
September 24, 2017
Linux – copy file contents to clipboard
August 31, 2017
Personal Finance Blog Directory
July 31, 2017
Spoof x-forwarded-for (XFF) header using requests module
July 30, 2017
GIT: convert local files to git repository
July 10, 2017
Linux – find shared libraries required by a program
June 18, 2017
Getting date from Real time clock (RTC)
June 18, 2017
Update – Eritrean Ethiopian Internet radio
June 18, 2017
Nginx and Apache – log real client IP
June 18, 2017
Google Chrome ignoring my DNS settings
June 18, 2017
Install free ssl certificates in Ubuntu
June 10, 2017
Cloud service providers IP ranges – AWS, Azure and GCP
May 24, 2017
How do I view Linux kernel configuration?
April 23, 2017
curl – show only http response code
April 9, 2017
Linux share terminal in real time
March 31, 2017
Linux restricting user access
March 23, 2017
Sort IP addresses numerically
March 23, 2017
Setup your own self signed Certificate Authority (CA)
March 12, 2017
Server refused to allocate pty
March 12, 2017
AIDE installation and setup
March 12, 2017
Google cloud platform – NEXT 2017
March 7, 2017
Linux – run a scheduled job once
March 1, 2017
Ansible non standard ssh port
February 4, 2017
VMware – add scsi virtual disk on a running Linux VM without rebooting
February 4, 2017
Restore original files from RPM package
February 4, 2017
tcpdump – capture output in real time
January 22, 2017
Redhat satellite / Spacewalk – automatically patch clients
January 16, 2017
Logical volume management – shrink an LVM
January 16, 2017
SSL certificate expiration date for a site or domain
January 4, 2017
yum : show all yum directives
January 4, 2017
Docker – quick introduction. Part 2
December 30, 2016
man page for crontab schedule format
December 29, 2016
chown symbolic link
December 28, 2016
Record ssh session using screen
December 27, 2016
shuffle files in a directory with python
December 27, 2016
ngrep – insecure connections your browser is making
December 26, 2016
Find Internet Service Providers in your area
December 26, 2016
Block all users from logging in to a system except for root
December 23, 2016
How to stop showing login messages
December 23, 2016
10 steps for financial independence
December 22, 2016
httpie – to curl or not to curl
December 21, 2016
Posted inContainers Linux Miscellaneous

“The 2026 Enterprise Linux Roadmap: 5 Fundamental Skills for Large-Scale Ops”

In 2026, the "real-world" Linux administrator at a large enterprise is no longer just a "fixer" — they…
Continue Reading
Posted by daniel January 19, 2026
Posted inLinux

Top 10 Reasons to Learn Linux Commands

  Efficiency: Command-line interfaces (CLI) can be more efficient for many tasks, allowing you to perform complex operations…
Continue Reading
Posted by daniel December 8, 2024
Posted inHow tos Linux

Top 10 Advanced Linux Commands for Cloud Engineers

As a cloud engineer, mastering advanced Linux commands is crucial for efficient cloud management. Here's a list of…
Continue Reading
Posted by daniel March 2, 2024
Posted inHow tos Linux Scripting

Debug connection performance with curl

How to use curl to get network connectivity performance stats
Continue Reading
Posted by daniel February 11, 2023
Posted inHow tos Linux Miscellaneous

Netstat alternative – dump socket statistics with ss

The net-tools set of packages had been deprecated years back, although the commands are still being in use.…
Continue Reading
Posted by daniel August 18, 2022
Posted inHow tos Linux Scripting

Linux / Bash – generate a sequence of numbers

How to generate a sequence of numbers in Bash scripting Use Bash 4's brace expansion Use "seq" command
Continue Reading
Posted by daniel April 10, 2021
Posted inContainers Linux

Docker – quick introduction. Part 1

In these series of Docker tutorials, i will walk you through a hands on experimentation with Docker. The…
Posted by daniel December 21, 2016
Posted inInternet policy Miscellaneous

The future of Net Neutrality

FCC chairman Tom Wheeler will be resigning next month, and this is not a good news for the…
Posted by daniel December 20, 2016
Posted inLinux Miscellaneous

Splunk free edition indexing size limit

Splunk offers a free version with a 500 MB per day indexing limit, which means you can only…
Posted by daniel December 19, 2016
Posted inc-programming

C programming tutorial

Getting yourself familiar with basic programming skills is quite helpful these days. In fact, there are times when…
Posted by daniel December 17, 2016
Posted inLinux Scripting

GNU date command – practical use cases

The date command in Linux boxes is one of the most powerful open source utilities. It is not…
Posted by daniel December 17, 2016
Posted inMiscellaneous

Eritrean/Ethiopian Tigrigna music radio

Eritrean music All day long, 24/7 Internet streaming radio Listen to Eritrean Ethiopian Tigrigna music guayla Listen to…
Posted by daniel December 16, 2016
Posted inLinux Miscellaneous

How many processors or cpu cores does my system have?

How do you find out the number of CPU cores available in your Linux system? Here are a…
Posted by daniel December 15, 2016
Posted inLinux Scripting

When Bash shell fails to read the right environmental variables

The Shell has environment variables which determine its behavior. Exported environment variables are also popular ways of making…
Posted by daniel December 15, 2016
Posted inComputer Security Linux Miscellaneous

Ansible vault – how to encrypt sensitive data and decrypt it during playbook runs

Sooner or later, you will find yourself adding sensitive data into Ansible playbooks, host or group vars files.Such…
Posted by daniel December 1, 2015
Posted inComputer Security How tos Linux

Decoding firefox cookies – sqlite cookies viewer

Web sites store information on local machines of site visitors using cookies. On subsequent visits, the browser sends…
Posted by daniel April 24, 2015

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  • “The 2026 Enterprise Linux Roadmap: 5 Fundamental Skills for Large-Scale Ops” January 19, 2026 daniel
  • Top 10 Reasons to Learn Linux Commands December 8, 2024 daniel
  • Top 10 Advanced Linux Commands for Cloud Engineers March 2, 2024 daniel
  • Debug connection performance with curl February 11, 2023 daniel
  • Netstat alternative – dump socket statistics with ss August 18, 2022 daniel
  • Linux / Bash – generate a sequence of numbers April 10, 2021 daniel

Recent Posts

  • “The 2026 Enterprise Linux Roadmap: 5 Fundamental Skills for Large-Scale Ops”
    by daniel
    January 19, 2026
  • Top 10 Reasons to Learn Linux Commands
    by daniel
    December 8, 2024
  • Top 10 Advanced Linux Commands for Cloud Engineers
    by daniel
    March 2, 2024
  • Debug connection performance with curl
    by daniel
    February 11, 2023

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Posted inContainers Linux Miscellaneous

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Top 10 Advanced Linux Commands for Cloud Engineers

Posted by daniel March 2, 2024
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  • “The 2026 Enterprise Linux Roadmap: 5 Fundamental Skills for Large-Scale Ops”
    by daniel
    January 19, 2026
  • Top 10 Reasons to Learn Linux Commands
    by daniel
    December 8, 2024
  • Top 10 Advanced Linux Commands for Cloud Engineers
    by daniel
    March 2, 2024
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