If you want to be a sysadmin or network administrator of any kind, there’s a fundamental technology you really need to understand—DNS, the Domain Name System. There was a time when a sysadmin with no ...

A file extension, or file name extension, is the letters immediately shown after the last period in a file name. For example, the file extension.txt has an extension of .txt. This extension allows the ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The art of the file upload is not elegantly addressed in languages such as Java and Python. But ...

It happens all the time: Organizations get hacked because there isn’t an obvious way for security researchers to let them know about security vulnerabilities or data leaks. Or maybe it isn’t entirely ...

This example shows how to extract data from a 48-quarter Compustat Database File. For COMPUSTAT data files, the series variable names are constructed by concatenating the name of the data array DATA ...

Community driven content discussing all aspects of software development from DevOps to design patterns. When you create an Amazon EC2 instance, AWS generates the ...

Back to a little summer cleanup of the music collection. My OCD is making me get all the artwork cleaned up. Every album should have a folder.jpg at a minimum, and that artwork should be embedded in ...