Considerations when Negotiating the Fine Print of an Employment Contract

0 Comments

Bill Gates’ father was an attorney, and President of the Washington State Bar Association (according to this site). Bill Gates was concerned with the details of contracts in Microsoft’s early days.

I.T. Contractors need to understand American law. To learn about how the contract language works, you may want to hire an attorney. To prepare yourself beforehand, you should try to learn more. If you are an independent contractor who performs software consulting,

…

Continue reading “Considerations when Negotiating the Fine Print of an Employment Contract”

What Is The Difference between Unit Testing and Functional Testing?

0 Comments

Question
What is the difference between unit testing and functional testing in the context of professionals using one over the other?

Answer
A user wants to verify that the software behavior is correct from a black-box perspective; this more closely describes functional testing. A programmer is more concerned about the theoretical aspects of the code and its inner workings; this more closely describes unit testing.

…

Continue reading “What Is The Difference between Unit Testing and Functional Testing?”

What Are Namespaces?

0 Comments

Problem scenario
You have heard of namespaces in programming, DNS, AWS, operating systems, and in the context of managing containers. You want to see the disambiguation of of this term insofar as computing is concerned. What are namespaces in I.T.?

Overview
Names can be bound to different spaces (or subsystems), and this binding varies depending on the technology. Namespacing helps facilitate locally unique identification/resolution of names.

…

Continue reading “What Are Namespaces?”

What Is Second Generation CM?

0 Comments

Question
What is a second generation configuration management tool?

Answer
Page xiii of The DevOps Handbook refers to John Willis characterizing Luke Kanies’ thoughts on configuration mangaement as “second generation CM.” But according to https://www.cmcrossroads.com/article/cm-generations-and-vision-future there are four generations of CM. This may or may not be compatible with what John Willis hand in mind,

…

Continue reading “What Is Second Generation CM?”

In DevOps, What Is a Manifest?

0 Comments

Problem scenario
You have read about manifests in books or articles that pertain to DevOps, but are not sure what they are. What is a manifest in the I.T. field?

Answer
Manifest: Syntactic text, usually a file with a variety of details, that is used for the purpose of convergence towards a desired state.

The definition above applies to a Puppet manifest or a Kubernetes manifest.

…

Continue reading “In DevOps, What Is a Manifest?”

Where Does The Term Ping Come From?

0 Comments

Question
Ping is a common diagnostic tool in networking technology. It is essentially an echo request to confirm an IP address is up and accessible. Where does the term ping come from?

Answer
The acronym for “packet inter-network groper” seems like it is a backronym for the trademarked table tennis game which involves a lightweight ball being returned in the opposite direction that it was sent.

…

Continue reading “Where Does The Term Ping Come From?”