This webpage serves as a repository for Robert D. Cowan's atomic structure codes. These codes are described in detail in his text "The Theory of Atomic Structure and Spectra". In the past his codes ...

Any of Kermit's security methods can be used to establish and conduct secure FTP sessions with FTP servers that support these methods: Kerberos 4, Kerberos 5 / GSSAPI, SSL, TLS, or SRP. Due to recent ...

Power users and IT professionals alike may sometimes need to get under the hood of their Mac. The best way is to start learning the commands to move in and out of directories and list files and ...

The mkdir command can create not just a directory but also a complex directory structure if you ask in the right way. The mkdir command can do more than create a single directory. It can create ...

Unix in Lisp is currently a usable Lisp (not POSIX!) shell for Unix. The distinctive feature of Unix in Lisp is that rather than creating a sub-language for Unix operations, Unix concepts are directly ...

Over the weekend, experimenters discovered that OpenAI’s new chatbot, ChatGPT, can hallucinate simulations of Linux shells and role-play dialing into a bulletin board system (BBS). The chatbot, based ...

EAHelitron is written in Perl. Used the Helitron conservative structure traits: 5’ terminal with TC, 3’ terminal with CTAGt, and before CTAG 2-10 nt has a GC-rich hairpin loop. We used the Perl ...