* [Innovating Now!](https://innovatingnow.wordpress.com/2011/05/05/ck-theory/) - CK Theory : The Concept Knowledge Theory
# DevOps
* [Derek E. Weeks](https://devops.com/21-devops-docker-reference-architectures/) - 21 DevOps and Docker Reference Architectures
* [Derek E. Weeks](https://devops.com/31-reference-architectures-devops-continuous-delivery/) - 31 Reference Architectures for DevOps and Continuous Delivery. [Slides here](https://www.slideshare.net/SonatypeCorp/nexus-and-continuous-delivery)
* [Adam Hawkins](https://semaphoreci.com/community/tutorials/getting-started-with-vagrant) - Getting Started with Vagrant
## Ansible
* [Scarlz](http://www.tricksofthetrades.net/2017/03/20/ansible-adhoc-modules/) - Tricks of the Trades : Ansible - Ad Hoc Commands and Modules
## Containers
* [DEV](https://dev.to/mikesimons/mikes-monster-list-of-docker-tips) - Mikes monster list of docker tips
* [Docker Documentation](https://docs.docker.com/engine/userguide/eng-image/dockerfile_best-practices/) - Best practices for writing Dockerfiles
* [Sonatype](http://blog.sonatype.com/docker-devops-new-ordinary) - KISSSSS : good approach to ensure you're successful with containers
* [Flux7 Labs](http://blog.flux7.com/blogs/docker/docker-tutorial-series-part-9-10-docker-remote-api-commands-for-images) - 10 Docker Remote API Commands for Images
* [Docker Forums](https://forums.docker.com/t/command-to-remove-all-unused-images/20/5) - Command to remove all unused images
* [Stack Overflow](https://stackoverflow.com/questions/30604846/docker-error-no-space-left-on-device) - Docker error : no space left on device
* [James Coyle](https://www.jamescoyle.net/how-to/1512-export-and-import-a-docker-image-between-nodes) - Export and Import a Docker Image Between Nodes
* [rhmjs/satellite5-docker](https://github.com/rhmjs/satellite5-docker/blob/master/README.md) - RHEL6 containers on a RHEL7 host registered to Satellite 5
* [Red Hat Customer Portal](https://access.redhat.com/containers/#/explore) - Red Hat Container Catalog
* [Derek Chamorro](https://developer.atlassian.com/blog/2016/06/common-dockerfile-mistakes/) - Common Dockerfile Mistakes
* [Project Atomic](http://docs.projectatomic.io/container-best-practices/) - Container Best Practices
* [jwilder/docker-squash](https://github.com/jwilder/docker-squash) - Squash docker images to make them smaller
* [Jason Wilder](https://github.com/jwilder/dockerize) - dockerize : Utility to simplify running applications in docker containers
* [Nicolas Schoemaeker](https://nschoe.com/articles/2016-07-03-Docker-Taming-the-Beast-Part-2.html) - Docker: Taming the Beast - Part II
* [Nicolas Schoemaeker](https://nschoe.com/articles/2016-10-12-Docker-Taming-the-Beast-Part-3.html) - Docker: Taming the Beast - Part III: Building Images
* [Cloudbees](https://support.cloudbees.com/hc/en-us/articles/226122247-How-to-Customize-Checkout-for-Pipeline-Multibranch) - How to Customize Checkout for Pipeline Multibranch
* [Joel Wilsson](https://wjoel.com/posts/ansible-jenkins-pipeline-part-1.html) - Creating Jenkins pipelines with Ansible, Part 1. See also [Part 2](https://wjoel.com/posts/ansible-jenkins-pipeline-part-2.html)
* [Robert Sandell / James Nord](https://www.cloudbees.com/sites/default/files/2016-jenkins-world-no_you_shouldnt_do_that_lessons_from_using_pipeline.pdf) - No, You Shouldn't Do That! Lessons from Using Pipeline
* [Wilson Mar](https://wilsonmar.github.io/jenkins2-pipeline) - Jenkins2 Pipeline jobs using Groovy code in Jenkinsfile
* [Jenkins](https://jenkins.ci.cloudbees.com/job/core/job/acceptance-test-harness-stable/changes) - Latest builds of Jenkins acceptance-test-harness-stable. See also [The new Jenkins CI page](https://ci.jenkins.io/)
* [Adam Smiley Poswolsky](https://www.linkedin.com/pulse/10-truths-finding-meaningful-work-adam-smiley-poswolsky) - The 10 truths about finding meaningful work
* [Tom Goodwin](https://www.linkedin.com/pulse/we-dont-need-teach-our-kids-code-them-how-dream-tom-goodwin) - We don’t need to teach our kids to code, we need to teach them how to dream
* [govdesign](https://github.com/alphagov/govdesign/blob/master/Poster_its-ok-to.pdf) - [PDF] It's ok to ... (poster)
* [Kristin Wong](http://lifehacker.com/the-biggest-wastes-of-time-we-regret-when-we-get-older-1755526646) - The Biggest Wastes of Time We Regret When We Get Older
* [Dr. Travis Bradberry](https://www.linkedin.com/pulse/why-you-should-spend-your-money-experiences-things-bradberry) - Why You Should Spend Your Money on Experiences, Not Things
* [Bob Sutton](https://www.linkedin.com/pulse/why-your-job-becoming-impossible-do-tragedy-overload-bob-sutton) - Why Your Job is Becoming Impossible to Do: The Tragedy of Well-Intentioned Organizational Overload
* [Jen Horton](https://www.linkedin.com/pulse/inevitable-link-between-positivity-perspective-jen-horton) - The Inevitable Link between Positivity and Perspective
* [Michael Buckbee](https://blog.varonis.com/definitive-guide-to-dns-ttl-settings/) - Definitive Guide to DNS TTL Settings
* [nixCraft](https://www.cyberciti.biz/faq/howto-use-dig-to-find-dns-time-to-live-ttl-values/) - Linux / Unix: Dig Command Find Out TTL (Time to Live) Value For DNS Records
* [DigitalOcean](https://www.digitalocean.com/community/questions/what-do-you-do-with-your-first-five-minutes-on-a-new-server) - What do you do with your first five minutes on a new server?
* [alicegoldfuss](https://github.com/alicegoldfuss/oncall-handbook) - Tips and tricks for getting through on-call
* [The Minds Journal](https://themindsjournal.com/japanese-technique-overcoming-laziness/) - A Japanese Technique for Overcoming Laziness / Kaizen, Or The One-Minute Principle
* [Foundr](https://foundrmag.com/analog-methods-for-getting-things-done-superpower-your-productivity-with-pen-and-paper/) - GTD : Superpower Your Productivity With Pen and Paper
* [Gojko Adzic](https://gojko.net/2012/01/23/splitting-user-stories-the-hamburger-method/) - Splitting user stories -- the hamburger method
* [Jeff Haden](https://www.linkedin.com/pulse/10-steps-make-each-day-incredibly-productive-jeff-haden) - 10 Steps to Make Each Day Exceptionally Productive
* [Sandra Henry-Stocker](http://www.computerworld.com/article/2696541/operating-systems/unix--knowing-your-memory-commands.html) - Unix: Knowing your memory commands
* [Sandra Henry-Stocker](http://www.computerworld.com/article/3184929/linux/lesser-known-but-still-handy-linux-commands.html) - Lesser known but still handy Linux commands
* [Sandra Henry-Stocker](http://www.computerworld.com/article/3152772/linux/17-unix-tricks-for-a-happy-2017.html) - 17 Unix tricks for a happy 2017
* [Sandra Henry-Stocker](http://www.computerworld.com/article/3154741/linux/profiling-your-users.html) - Using Unix commands to profile your users
* [Sandra Henry-Stocker](http://www.computerworld.com/article/3066941/linux/administering-unix-systems-like-your-mom-taught-you.html) - Administering Unix systems like your mom taught you
* [Sandra Henry-Stocker](http://www.computerworld.com/article/3069981/linux/the-linux-command-that-you-should-never-say-out-loud.html) - thefuck : The Linux command that you should never say out loud
* [Scott Rippee](http://www.hypexr.org/linux_scp_help.php) - Example syntax for Secure Copy (scp)
* [Sandra Henry-Stocker](http://www.computerworld.com/article/2974753/linux/doing-math-with-awk.html) - Doing math with awk
* [Sandra Henry-Stocker](http://www.computerworld.com/article/2968352/linux/tricks-to-play-with-vim.html) - Tricks to play with vim
* [Vim Tips Wiki](http://vim.wikia.com/wiki/Search_and_replace) - Search and replace in VIM
* [zzapper](http://rayninfo.co.uk/vimtips.html) - Best of Vim Tips / compiled from 16 Years of Vi + 10+ years of Vim
* [nixCraft](https://www.cyberciti.biz/networking/nmap-command-examples-tutorials/) - Top 32 Nmap Command Examples For Sys/Network Admins
* [Lakshmanan Ganapathy](http://www.thegeekstuff.com/2012/08/lsof-command-examples) - 15 Linux lsof Command Examples (Identify Open Files)
* [The Geek Stuff](http://www.thegeekstuff.com/2010/11/50-linux-commands/) - 50 Most Frequently Used UNIX / Linux Commands (With Examples)
* [Command line fu](http://www.commandlinefu.com/commands/browse) - a place to find those command-line gems that you return to again and again.
* [Ramesh Natarajan](http://www.thegeekstuff.com/2011/06/iptables-rules-examples/) - 25 Most Frequently Used Linux IPTables Rules Examples
* [The Geek Stuff](http://www.thegeekstuff.com/2010/09/linux-one-liners/) - 6 Useful Linux One Liners
## Troubleshooting
* [Sandra Henry-Stocker](http://www.computerworld.com/article/3196138/linux/whos-hogging-the-network.html) - Who's hogging the network? Bandwidth usage on a Linux system
* [Ravi Saive](https://www.tecmint.com/20-netstat-commands-for-linux-network-management/) - 20 Netstat Commands for Linux Network Management
* [Milosz Galazka](https://blog.sleeplessbeastie.eu/2013/10/31/how-to-deal-with-dmesg-timestamps/) - How to deal with dmesg timestamps
* [Stack Exchange](https://unix.stackexchange.com/questions/68523/find-and-remove-large-files-that-are-open-but-have-been-deleted) - Find and remove large files that are open but have been deleted
* [/r/programming](https://www.reddit.com/r/programming/) - reddit about programming
* [Hack Reactor](http://www.hackreactor.com/blog/infographic-laurie-voss-things-everyone-knows-except-you) - Infographic of productivity tips for developers, to share with your teammates
* [javarevisited](http://javarevisited.blogspot.be/2015/08/how-to-become-better-interviewer-programming.html) - 11 Tips to become a better Interviewer?
* [nixCraft](https://www.cyberciti.biz/open-source/awesome-chatops-foss-software-for-conversation-driven-development-management/) - 7 Awesome ChatOps Open Source Software For Conversation-driven Development and Management
* [James Coyle](https://www.jamescoyle.net/how-to/1891-git-ssl-certificate-problem-caused-by-self-signed-certificates) - Git SSL Certificate Problem Caused By Self Signed Certificates
* [Scott Nonnenberg](https://blog.scottnonnenberg.com/better-git-configuration/) - Better Git configuration. See also the [shared .gitconfig file](https://gist.github.com/scottnonnenberg/fefa3f65fdb3715d25882f3023b31c29)
* [Scott Chacon and Ben Straub](https://git-scm.com/docs/git-config#_variables) - available variables in git config
* [Jbrains.ca](http://blog.jbrains.ca/permalink/avoid-distractions-while-programming) - Avoiding Distractions While Programming
* [Moran Danieli-Cohen](https://dev.to/msscohen/3-effective-ways-to-maintain-high-energy-levels-at-work-for-software-engineers) - 3 Effective Ways to Maintain High Energy Levels at Work for Software Engineers
* [Clean Coder Blog](http://blog.cleancoder.com/uncle-bob/2016/05/21/BlueNoYellow.html) - Blue. No! Yellow! Comparative Productivity of Programming Languages
* [Paul Graham](https://www.linkedin.com/pulse/context-switching-developers-paul-graham) - How Context Switching destroys Developers Productivity and how to fix it.
* [chrisallenlane/cheat](https://github.com/chrisallenlane/cheat) - cheat allows you to create and view interactive cheatsheets on the command-line. You can obviously improve the existing ones with your own content. It's also inspiring for shell aliases creation
* [explainshell.com](https://explainshell.com/) - write down a command-line to see the help text that matches each argument
* [Sandra Henry-Stocker](http://www.computerworld.com/article/3121790/linux/making-troubleshooting-with-lsof-easier.html) - Unix tips: Making troubleshooting with lsof easier. See also [Unix commands: Troubleshooting with lsof](http://www.computerworld.com/article/3119775/linux/troubleshooting-with-lsof.html)
* [Sandra Henry-Stocker](http://www.computerworld.com/article/3085495/linux/unix-aliases-for-good-and-evil.html) - Unix aliases for good and evil
