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Article
Murray Oldfield
· Nov 10, 2022
Using an LVM stripe to increase AWS EBS IOPS and Throughput
** A reference architecture, including a more detailed explanation of configuring LVM in AWS, is here: https://community.intersystems.com/post/
intersystems
-iris-example-reference-architectures-amazon-web-services-aws
Question
Michael Derr
· Dec 4, 2025
Single- and multi-user development environments and source control
One of the longstanding source control challenges of the
InterSystems
interop architecture has been the monolithic nature of the prodclass.
Article
Kyle Baxter
· Jul 19, 2016
Improve SQL Performance for Date Range Queries
The article is considered as
InterSystems
Data Platform Best Practice.
Article
Ward De Backer
· Apr 22, 2017
Node.js: create a basic web app with React - part 2
, serverName: 'My first QEWD Server', port: 8080, poolSize: 1, database: { type: 'cache', params: { path:"C:\\
InterSystems
\\Cache\\Mgr", username
Article
Joel Solon
· Jul 29, 2025
Taking up Collections in IRIS
Imagine you’re walking down the street on a nice summer’s day, and someone walks up to you and says “Hey, you work at
InterSystems
, right?
Article
Allyson Gerace
· Feb 6, 2019
Index Handling
💡 This article is considered as
InterSystems
Data Platform Best Practice.
Question
Chris Bransden
· Jul 4, 2018
$ZF(-100,..) issues
we have been specifically instructed by
intersystems
to do this. $ZF(-1) is deprecated also.
Question
Evgeny Shvarov
· May 19, 2020
How can I check that the value is String or Integer or Date?
In addition, you mix MUMPS (variable) and
InterSystems
ObjectScript (%Library.XXX): see Variable Types Extending the reply of @Vitaliy.Serdtsev Basically whatever your variable holds
Article
Lucas Enard
· Aug 17, 2022
Full Python IRIS production : DataTransformation of a CSV to a FHIR server.
Creation of a new DataTransformation This repository is ready to code in VSCode with
InterSystems
plugins. Open `/src/python` to start coding or using the autocompletion.
Article
Murray Oldfield
· Sep 7, 2023
AWS storage. High write IOPS. Compare gp3 and io2.
AWS was required to lift
InterSystems
account regional default IOPS quotas to enable testing at high IO rates—specifically, EBS - IOPS for Provisioned IOPS SSD (io2) volumes to 600,000
Article
Kurro Lopez
· Dec 8, 2023
Open AI integration with IRIS - File management
Do ##class(HS.Util.StreamUtils).Base64Encode(pImage, .tStream) Set content.Body = tStream Yet, there is a better trick that I was lucky enough to learn from an
InterSystems
expert
Article
Luis Angel Pérez Ramos
· Apr 10, 2023
Sending DICOM files between IRIS for Health and PACS software
Here you have available the code used for this article: https://github.com/
intersystems
-ib/workshop-dicom-orthanc
Question
Daniel Bertozzi
· Mar 9, 2021
Converting images using IRIS and image magick
ns.Rewind() return ns.OutputToDevice() } catch ex { set tSC = ex.AsStatus() } return tSC } /// Encode a stream as BASE64, (based off
intersystems
Article
Benjamin De Boe
· Jul 4, 2016
Introduction to the iKnow REST APIs
The reference documentation is also on the
InterSystems
documentation web site http://docs.intersystems.com/documentation/iKnowRESTAPI/index.html.
Question
Arto Alatalo
· Apr 29, 2020
OpenId() is slow, why?
https://community.intersystems.com/post/
intersystems
-data-platforms-and-performance-part-4-looking-memory You are wondering about a SLOW production server and a FAST development machine
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