Problem solving is the mental process of analyzing a situation, learning what options are available, and then choosing the alternative that will result in the desired outcome or some other selected ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Tired of out-of-memory errors derailing your data analysis? There's a better way to handle huge arrays in Python.

Greg DePersio has 13+ years of professional experience in sales and SEO and 3+ years as a writer and editor. Somer G. Anderson is CPA, doctor of accounting, and an accounting and finance professor who ...

News headlines such as “Half of homes have phones but no toilets,” and the diligent efforts of the government of India and nonprofits to provide toilets to the 48 percent of Indians who don’t have one ...

Alexandra Twin has 15+ years of experience as an editor and writer, covering financial news for public and private companies. David Kindness is a Certified Public Accountant (CPA) and an expert in the ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Individual aseismic areas move as rigid plates on the surface of a sphere. Application of the Mercator projection to slip vectors shows that the paving stone theory of world tectonics is correct and ...