IBM i Subsystems IBM i Subsystems are used to control jobs and functions. A subsystem description defines how, where, and how much work enters a subsystem, and which resources the subsystem uses to do the work. IBM i is shipped with a standard set of subsystems The following subsystems are necessary for supporting user work: Interactive

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I read this article (written by Scott Klement) a few years ago and it was a great intro to the principles of using a webservice to read data on another computer in the cloud. Fast forward to this week, and since I’ve just written a webservice control procedure, I was looking for this document to

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Lets start with this ‘REST vs SOAP is not the right question to ask you silly billy! SOAP is a protocol – REST is an architectural style (a design for network-based software architectures) REST concepts are referred to as resources. A representation of a resource must be stateless. It is represented via some media type.

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Most IBM i shops using webservices to talk to the Internet, will convert the data they are sharing into a web-service format like XML or JSON before sending it out. Obviously the responses will be in the same format and they need to convert it back into native IBM i format to use it. That

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I’m in the final stages of a fun project writing web-services to interface INFOR System21 (on an IBM i aka AS400) with ACSIS Visitrack (on Windows Server), we are consuming (receiving) and serving (sending) all data in a standard alphameric layout But… as any RPG programmer will know… the conversion between alpha to numeric is

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So, for a recent project I wanted to create a simple webservice, a “heartbeat” program that would be written in RPG and would reply to anbody calling it from anywhere on the network with a simple response that indicated that it worked. A webservice is routine that can be called over a TCP/IP network. •

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