111Linux
Docker – quick introduction. Part 1
In these series of Docker tutorials, i will walk you through a hands on experimentation with Docker. The operating system I am working on is Ubuntu 16.04.
4 min read↗
THE FIELD NOTES
The journal.
Practical knowledge, one discovery at a time.
171 ARTICLES
The future of Net Neutrality
FCC chairman Tom Wheeler will be resigning next month, and this is not a good news for the proponents of Net Neutrality. Tom Wheeler was the driving force behind the
5 min read↗
113Linux
Splunk free edition indexing size limit
Splunk offers a free version with a 500 MB per day indexing limit, which means you can only add 500 MB amount of new data for indexing per day. This might work for m
2 min read↗
C programming tutorial
Getting yourself familiar with basic programming skills is quite helpful these days. In fact, there are times when you will desperately need to automate a task for s
1 min read↗
115Linux
GNU date command – practical use cases
date command practical uses
4 min read↗
Eritrean/Ethiopian Tigrigna music radio
To listen on your smart phone, download the XiiaLive app, VLC media player or any other shoutcast client online internet radio app. After installing the app, search
1 min read↗
117Linux
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 number of way, pick the one which works for you -
2 min read↗
118Linux
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 an application change its behavior.
3 min read↗
119Linux
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 information might include MySQL DB credentials, A
3 min read↗
120Linux
Decoding firefox cookies – sqlite cookies viewer
Web sites store information on local machines of site visitors using cookies. On subsequent visits, the browser sends the data from the cookies on the visitors machi
3 min read↗