Hello, my name is DJ and this is my website. I'm a member of the Developer Relations team at SAP. Read more about me here, and also find me on GitHub, Twitter, Twitch, LinkedIn, YouTube, and also on the SAP Community where I have plenty of SAP related content.

Latest Post

TIL: String.prototype.replace() can take a function (4 Aug)

You can use a function to dynamically provide the replacement value in a replace operation

Archive

2020

TIL: continue-on-error can prevent a job step failure causing an action failure (21 Jul)

TIL: In an mta.yaml file you can use the service-name parameter to point to an existing resource (20 Jul)

TIL: git diff can emit different exit codes (20 Jul)

Removing the knob on a La Pavoni steam valve (20 Jun)

Remote mount setup on the Raspberry Pi (7 Jun)

Initial Pi configuration via Ansible (5 Apr)

Code at Home episodes (2 Apr)

Let's learn to "Code at Home" (24 Mar)

Finding the Pis on the network (22 Mar)

Preparing the OS image (22 Mar)

Starting out with Raspberry Pi experiments (22 Mar)

Brambleweeny Cluster Experiments (22 Mar)

2019

New podcast - Tech Aloud (17 Sep)

Hitch Hiker's style in Sea of Sorrows (28 Aug)

We can do better than 'polynimbus' (29 Jul)

David Edward Adams (11 Jul)

First thoughts on the 2019 Stack Overflow Developer Survey results (18 Apr)

2018

Vim, Markdown and writing (24 Dec)

Housekeeping (24 Dec)

My take on Wired's Google & URLs article (6 Sep)

SAP CodeTalk sessions (30 Jul)

Collaboration tools (23 May)

Balancing features with simplicity (13 May)

Becoming an SAP Mentor Alumnus (21 Mar)

Thoughts on what's next for the SAP Community (2 Feb)

Apps Script - Privacy Policy (1 Feb)

Coming Home (17 Jan)

Discovering SCP Workflow (16 Jan)

Consumption-based SCP Pricing - Initial Thoughts (10 Jan)

2017

Things I do to make my work life better (30 Aug)

SCP Business Rules Roadmap - 5 Observations (26 Aug)

SAP Cloud Platform Pricing (8 Aug)

Fix Blink (18 Jul)

Meeting Request Details (10 May)

Google Cloud Functions + Sheets + Apps Script + Actions On Google = WIN (30 Apr)

YABP - Yet Another Blogging Platform (29 Apr)

2016

"fiux2" Week 7 - Build Your Own SAP Fiori App (10 Apr)

"fiux2" Week 6 - Extend SAP Fiori Apps (5 Apr)

"fiux2" Week 5 - Enhance an SAP Fiori Master Detail App (31 Mar)

Quick HCP title hack with the Navigation Manager (28 Mar)

"fiux2" Week 4 - Create Your First SAP Fiori App (24 Mar)

"fiux2" Week 3 - Get Ready to Create Your First App (17 Mar)

"fiux2" Week 2 – Design Your First SAP Fiori App (8 Mar)

"fiux2" - The openSAP Fiori Course - 2016 Edition (4 Mar)

2015

Impromptu JS session at UKISUG15 (23 Nov)

Speaking at SAP TechEd EMEA 2015 (3 Nov)

Cookies (9 Aug)

The origin of becoming a fundamental enabler for Fiori (2 Aug)

Revisiting the XML Model (1 Aug)

UI5 Version Info (31 Jul)

A non-techie PM's view of UI5 (30 Jul)

UI5 - looking back and forward (29 Jul)

The experimental Client operation mode (28 Jul)

An introduction to sap.ui.define (27 Jul)

Taming the Resource Model Files (26 Jul)

Merging lists with UI5 (25 Jul)

Spreading the UI5 Message (24 Jul)

Fragments and Minimum Viable Code (23 Jul)

A Short UI5 Debugging Journey (22 Jul)

MVC - Model View Controller, Minimum Viable Code (21 Jul)

UI5 and Fiori - The Story of Open and Free (20 Jul)

UI5 and Coding Standards (19 Jul)

The UI5 Support Tool - Help Yourself! (18 Jul)

Speeding up your UI5 app with a Component preload file (17 Jul)

Multi language support out of the box - UI5's pedigree (16 Jul)

Base Classes in UI5 (14 Jul)

Handling Dates with the Date Picker (13 Jul)

Bootstrapping UI5 Locally and in the Cloud (12 Jul)

User Notifications with the Message Popover (11 Jul)

The App Descriptor (9 Jul)

OpenUI5 Walkthrough (7 Jul)

Creating Native Applications with UI5 (7 Jul)

Semantic Pages (6 Jul)

Expression Binding (5 Jul)

Lightweight notifications with the Message Strip (4 Jul)

Welcome to 30 Days of UI5! (4 Jul)

JavaScript Do's and Don'ts for UI5 (4 Jul)

Email Discipline (3 Jul)

JSON List Binding and maps (20 May)

openSAP Experiences (22 Apr)

This Week in Fiori (2015-16) (19 Apr)

This Week in Fiori (2015-15) (14 Apr)

This Week in Fiori (2015-14) (5 Apr)

This Week in Fiori (2015-13) (28 Mar)

This Week in Fiori (2015-12) (20 Mar)

Making Information More Useful (17 Mar)

The Maker's Schedule, Restraint and Flow (15 Mar)

This Week In Fiori (2015-11) (13 Mar)

Why I'm Staying Close to UI5 (9 Mar)

Speaking at Mastering SAP Technologies (16 Feb)

Fiori & UI5 Related Videos (14 Feb)

Morning Fiori Fix (9 Feb)

OpenUI5 at FOSDEM 2015 (2 Feb)

Atom, Snippets, Tabs and CSON parsing (19 Jan)

Fiori App Data into a Spreadsheet? Challenge Accepted! (9 Jan)

Running: 2014 in review, and some Clojure (3 Jan)

DNA is still in our DNA (2 Jan)

2014

The Inaugural SAP Architect & Developer Summit (28 Nov)

Creation & Reload of UI5 UIs in the Chrome Developer Console (24 Nov)

Addressing Emails (14 Nov)

This Week in Fiori (2014-43) (27 Oct)

This Week in Fiori (2014-42) (19 Oct)

Speaking at the SAP Architect & Developer Summit (19 Oct)

This Week in Fiori (2014-40) (7 Oct)

This Week in Fiori (2014-39) (28 Sep)

This Week in Fiori (2014-38) (21 Sep)

Scratching an itch - UI5 Icon Finder (14 Sep)

This Week in Fiori (2014-36) (8 Sep)

This Week in Fiori (2014-35) (31 Aug)

This Week in Fiori (2014-34) (23 Aug)

This Week in Fiori (2014-33) (17 Aug)

This Week in Fiori (2014-32) (8 Aug)

This Week in Fiori (2014-31) (1 Aug)

Keyed vs Non-Keyed Root JSON Elements & UI5 Binding (26 Jul)

This Week in Fiori (2014-30) (26 Jul)

OpenUI5 Tutorial at OSCON 2014 (22 Jul)

This Week in Fiori (2014-29) (18 Jul)

This Week in Fiori (2014-28) (9 Jul)

This Week in Fiori (2014-27) (2 Jul)

SAP Mentor Monday on UI5 - Links (24 Mar)

Paying IT Forward Links (20 Mar)

OpenUI5 CodeTalk Links (18 Mar)

Alt-K: Reading Notes (5 Feb)

Quick hack: Calendar Inviter (2 Jan)

2013

SAP UK & Ireland User Group Conference - Demo Jam! (27 Nov)

SheetAsJSON - Google Spreadsheet Data as JSON (4 Oct)

#YRS2013 Hacks on Github (10 Aug)

CodeClub Thoughts (18 Apr)

Functional Python - Itertools Exploration (1 Apr)

30 Day Challenge: No Beer! (2 Feb)

30 Days Challenges (2 Jan)

2012

CodeClub and becoming a STEM Ambassador (5 Dec)

The Silent Club and Recharging Alone (25 Nov)

Recent Interests (3 Aug)

Serial interest in the Raspberry Pi (15 Jul)

Two tools for Gateway trial host nplhost (17 Apr)

On Enterprise Geeks Podcast (16 Apr)

Firebase and SAPUI5 (15 Apr)

The Developer Connection: Connect Like Never Before (1 Apr)

SAPUI5 Powered SCN Forum Finder (25 Mar)

New Omniversity Course Video! (15 Mar)

SAP ICF course marketing: video! (25 Jan)

On the Information Diet (3 Jan)

2011

The Developer Renaissance (10 Nov)

HTML5 @ SAP (9 Nov)

SAP Developer Center (8 Nov)

Movember - please donate! (8 Nov)

Web Programming with SAP's ICF: new course dates (5 Nov)

Moving on ... to Bluefin Solutions (2 Nov)

Reading List Mark 2 - Part 5 (16 Oct)

Reading List Mark 2 - Part 4 (15 Oct)

Reading List Mark 2 - Part 3 (14 Oct)

Reading List Mark 2 - Part 2 (10 Oct)

Reading List Mark 2 - Part 1 (8 Oct)

Automated email-to-task mechanism with Google Apps Script (4 Oct)

Ad-hoc Data Workflows with Google Apps Script (19 Sep)

Stand steady on the shoulders of giants (20 Jul)

Beer review: Dark Star's Saison (3 Jun)

SOA scaffolding and development architects (1 Jun)

Danger! Graduate Conveyor-belt! (31 May)

JSON and Other Animals - talk at Manchester jQuery Meetup (28 Mar)

Gmail Contextual Gadgets - talk at Manchester GTUG (28 Mar)

My browser A-Z (4 Mar)

The past and future of SAP integration: guest Bluefin blog post (3 Feb)

2010

Hacking the Delicious extension for Chrome (9 Nov)

Google Visualization API: Manchester GTUG Talk (1 Nov)

Not your father's SAP (11 Oct)

Getting started with Gmail Contextual Gadgets (21 Jun)

Scratching an itch - Magic The Gathering card info (4 Mar)

2009

Mainframes and the cloud - everything old is new again (9 Sep)

SAP and Google Wave - Conversation Augmentation (8 Sep)

Book review: "SAP Business ONE Implementation" (31 Aug)

Dealing with "#blogtheft" from SAP's Developer Network (28 Aug)

Command lines of the future, and simplicity of integration (21 Aug)

Coffeeshop screencast: HTTP conneg, resource representations and JSON (20 Aug)

2nd coffeeshop REST/HTTP screencast (19 Aug)

Google Wave, XMPP and complexity (9 Aug)

Webhooks postbin example for Coffeeshop (5 Aug)

First coffeeshop demo screencast (28 Jul)

'Coffeeshop' - lightweight HTTP-based pubsub (27 Jul)

Information vs Behaviour (29 Jun)

Tarpipe REST connector in 5 minutes (21 May)

Twitter's success (18 May)

Analysing CV searches with Delicious (8 May)

SAP everywhere! (25 Apr)

An HTTP connector for Tarpipe: 'tarbridge' (24 Apr)

tarpipe.com - Programming 2.0? (21 Apr)

Old feed URLs fixed with a bit of mod_rewrite voodoo (15 Apr)

Back from Real Life (15 Apr)

2005

Java and Gosling's FUD - madness or desperation? (16 Dec)

SAP and Open Source: the debate continues (28 Nov)

Acorn Atom and my start in computing (26 Nov)

MoonOverFailsworth (17 Nov)

Whither SAP? (21 Jul)

Hacking the SAP service portal to make OSS notes better (11 Jul)

SDN, Blogging, and Planet SAP (5 Jul)

Turnkey MVS 3.8J on Hercules S/370 Screenshot (30 May)

SAP: temporary loss of touch with reality? (20 May)

Ubuntu? Thanks. But no thanks. (25 Apr)

Europe, SAP, and two-way conferences (22 Apr)

Flickr Pro from Robert (20 Apr)

SDN Meets Labs (19 Apr)

Muscle cars (7 Apr)

An overcorrection too far? (28 Feb)

Postcode bookmarklet (26 Feb)

Weblog happy in new home - note new URLs! (25 Feb)

Ralphm on sjabber (24 Feb)

Honest application requirements (24 Feb)

Blosxom entries into MT (23 Feb)

ClaphamJunction2 (18 Feb)

A fresh start (18 Feb)

2004

SAP TechEd here I come ... with session slides! (30 Sep)

The integration irony of SAP's technology directions (29 Sep)

The Curious Incident Of The Dog In The Night-Time (6 Sep)

Is this thing still on? (21 Aug)

Tim O'Reilly and the three 'C's (21 Feb)

Venus Soul and Fun(k) (14 Jan)

FOSDEM and Brussels, here I come! (12 Jan)

Hawo's Queen of Grain Mills (11 Jan)

Hello, 2004 (9 Jan)

2003

Evaluation WAS 6.40 on Linux - top reason for attending CeBIT 2004 (18 Dec)

Food for thought: LDBs and ABAP Objects (14 Nov)

Powergen fails to 'get' the Interweb (2 Nov)

BSP: Mangled URL Decoder (17 Oct)

SAP TechEd: Collaborative notes (29 Sep)

Dashboard as extension to R/3 and SAPGUI client (8 Sep)

Plums and the antithesis of technology (1 Sep)

Improving the OSS note experience (30 Jul)

SAP InfoTag on Web Application Server (29 Jul)

SAP talk at OSCON, and RSS (27 Jul)

Google Pocket Guide out now (18 Jul)

Another great OSCON (17 Jul)

Thanks, Randal (12 Jul)

Dashboard, a compelling articulation for realtime contextual information (11 Jul)

Bittersweet (7 Jul)

SAP and Open Source BOF at OSCON (7 Jul)

Thinking vs doing (6 Jul)

Some ramblings on URIs and identity (6 Jul)

SAP stuff at OSCON (2 Jul)

The SAP/MySQL Partnership (30 May)

How do I get plugin Y to run before plugin X? (20 Apr)

Why does my newly installed plugin not work, and not produce errors either? (11 Apr)

Why don't my readme file contents show up in my blog? (10 Apr)

How can I access the entire URL in my plugin? (10 Apr)

How do I detect the presence of another plugin? (5 Apr)

Where do I have to put the Tiki.pm file for the tiki plugin to work? (5 Apr)

Speaking at OSCON 2003 (4 Apr)

"A brilliant literary mash-up"... (4 Apr)

How can I turn off a plugin for a certain flavour? (22 Mar)

How can I convert Moveable Type entries to Blosxom? (22 Mar)

Weblogs and Wikis - Blurring the Boundaries (6 Mar)

New Blosxom plugin 'submission' (5 Mar)

'Conneg' and the duality of weblogs. (28 Feb)

Tiki parser for MoinMoin (22 Feb)

Blosxom 2.0 Beta1 (21 Feb)

RSS aggregators and user-agent information for Blagg (3 Feb)

Tinkering with RSS and NNTP (29 Jan)

Asleep in 2002 (27 Jan)

Your wishlist in 'consumable' XML (27 Jan)

The fragility of retro-engineering (26 Jan)

Transferring my Amazon wishlist to AllConsuming.net (25 Jan)

Content-Type and Blosxom's RSS (22 Jan)

Presentations, Wikis, and Site Navigation (22 Jan)

Wisdom, diplomacy, or serendipity? (21 Jan)

The universal canvas and RSS apps (21 Jan)

The disruptive engineering spectrum, and "booktalk", an AllConsuming app (20 Jan)

Creating the "Entry index" (20 Jan)

A new year and a new approach (20 Jan)

2002

Startups and software patents (19 Dec)

For REST, read 'Architectural Style' (17 Dec)

"Assaults on the Internet's end-to-end-architecture" (15 Dec)

Ben's RSS book (11 Dec)

RESTifying RT (8 Dec)

'Practical RDF' book up for public review (14 Oct)

Notes to self: What should the rdf:about point to? (5 Oct)

A moment of clarity: The significance of RSS 1.0 as an RDF application (2 Oct)

The case of the missing rdf:Description (22 Sep)

More thoughts to ponder (21 Sep)

XML Scripting, data manipulation, and RDF (20 Sep)

Moving from description to content:encoded in my RSS 1.0 feed (18 Sep)

From RSS 0.91 to 1.0 (12 Sep)

The RDF in RSS (8 Sep)

Moving between Mozilla tabs with the keyboard (4 Sep)

Mozilla "Bookmark This Group of Tabs" (3 Sep)

REST, Google, and idempotency (2 Sep)

Cacheing on XSLT service (31 Aug)

Sidebars, Mozilla, RSS: old and new (29 Aug)

The OS tables are turning... (16 Aug)

Just finished re-reading: The Player Of Games (Iain M Banks) (16 Aug)

You know you're getting old ... (16 Aug)

From REST to URIs, the Semantic Web, RDF, and FOAF (15 Jul)

The mist is clearing ... (15 Jul)

The 80/20 of HTTP (8 Jul)

Reflecting weblogs.com 'ping's with SOAP, Jabber, and Pubsub (3 Jul)

Programming Jabber review (28 Jun)

Accessibility and Blosxom (21 Jun)

A change and a rest (18 Jun)

'Blosmail' - add and maintain your blog entries via email (6 Jun)

Standing on the shoulders ... Exploring Weblog Neighbourhoods with Blogdex (4 Jun)

Small Blagg mod to enable custom formatting of 'blaggregated' items (3 Jun)

Changed link tags (3 Jun)

Collapse/Expand feature for my Blaggregated display (2 Jun)

HTML link tag for Blogroll (2 Jun)

Extreme Computing 2002 (1 Jun)

RSS's underlying structure, and meta-RSS. (31 May)

HTML LINK to RSS source (31 May)

ETag-enabled wget (24 May)

Top tip (24 May)

More thoughts on HTTP, Email, and Jabber (21 May)

"Web^H^H^HInternet Services"? Some Ramblings. (20 May)

(Jabber-)Browsing the Panopticon data (15 May)

Amphetadesk Links (15 May)

Jabberconf Blaggplug version 0+1b (15 May)

The Panopticon (15 May)

Subscription from Radio (10 May)

Blaggplug: jabberconf (9 May)

Mr 80-Percent (9 May)

YARM: Yet Another Referers Mechanism (8 May)

One small step...one giant leap... (7 May)

Calendar code (7 May)

Blog software review (6 May)

Blosxom vs the world (6 May)

Bring on the SSI (6 May)

community(disagreement + debate) = inspiration (1 May)

"Blog Locally, Publish Globally" (30 Apr)

Other side of the coin: 5335 now resurrected (27 Apr)

Coffee Mugs and weblog interop (26 Apr)

Original Peerkat-based weblog back up for reference (26 Apr)

Cross pollination and blossoming of scripts (25 Apr)

My bookmarks (24 Apr)

Off with the (relatively) old, on with the new (22 Apr)

Interview on jabber.org (21 Apr)

Bot window as command line of the future (21 Apr)

Hello Blosxom (21 Apr)