IBM Mainframe Computers & Tutorials

https://ibmmainframes.com/

community members on programming queries in COBOL, JCL, CICS, DB2, TSO, ISPF, REXX, IMS, IDMS, PL/I, JAVA and more. If you are a beginner to IBM Mainframe computers, Please begin
IBM Mainframe Resources, Free Software Downloads, IBM Manuals & Tutorials, 24

List of Emacs implementations

https://emacs.org.ntnu.no/implementations.html

familiar[ity] with programming and with Emacs." Lisp fundamentals are presented, with "Lisp Quick Reference." GNU-Emacs binaries GNU-Emacs name: GNU-Emacs last changed/verified: 1

The Hello World Collection

http://helloworldcollection.de/

when learning a new programming language. Having first been mentioned in Brian Kernighan's tutorial to the B programming language , it became widely known through Kernighan &
The largest collection of Hello World programs on the Internet.

CRN / Unix

http://crn.hopto.org/unix.html

(LDAP) DTP-250 Perl Programming IN-351 Using LDAP as a naming service ES-222 Solaris Volume Management ES-311 Veritas Volume Manager ES-345-S10 Sun Cluster Administration (I love
Linux and Unix scripts, history, and fun. Come in and enjoy the prompt, again.

speleotrove.com

https://speleotrove.com/

of the NetRexx programming language, version 2. From the Introduction: NetRexx is a general-purpose programming language inspired by two very different programming languages, Rexx

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