Clik here to view.
Creating a table directly from a SELECT statement in mySQL
It is often useful to be able to select some data we are working with into a new table for further analysis. This is often achieved by first creating the new table and then populating it via a separate...
View ArticleClik here to view.
How and why to use LEFT JOINs in SQL statements
LEF T JOINs are something I’ve been using in SQL statements for literally years without thinking much about it but a few conversations recently have made me realize that with the rise of ORMs, a lot of...
View ArticleClik here to view.
Using SQL and LEFT JOINs to find missing data
It’s not unusual when working with data-driven applications to be asked to produce ad-hoc exception reoprst of the type: there should a at least one row in TableB for each row in TableA – can you tell...
View ArticleClik here to view.
How websites work, an introductory tech presentation
I recently gave a tech intro session entitled “How websites work”, a kind of 101 session on the basics of web technology. The session references PHP specifically as that’s the development language at...
View ArticleClik here to view.
Connecting to Cloudant from Erlang: a quick example of using HTTPS from...
Wiser heads than me will no doubt already know this but I for one struggled with working out how to do this so I thought I’d put the example up in the hope it will help others. So, what I was trying to...
View ArticleClik here to view.
Unable to replicate from local CouchDB to Cloudant – a quick resolution for...
Just in case anyone else hits an issue whereby you are unable to replicate a local CouchDB database to Cloudant … I was using Curl on Windows (which never helps of course ) and found that I was unable...
View ArticleClik here to view.
Cloud Computing, a tech introduction
This is a recent tech presentation I wrote introducing Cloud Computing: what it is, how it works, why it’s important. This is very much a 101-level presentation. Hopefully it will be of some interest!...
View ArticleClik here to view.
Modern Corporate R&D
I am based these days in Citi’s research lab in Dublin working on financial mobile solutions. A few weeks ago, Irving Wladawky-Berger came to the Lab to see what we are up to. I didn’t get to meet him...
View ArticleClik here to view.
Find out who’s logged on to a Remote Desktop Session
It’s a problem I’ve hit multiple times: I need to remote into a server to do some work but there are only a few sessions available and they’re all in use. I could ask someone if they can log off for a...
View ArticleClik here to view.
Forcibly disconnecting users from a remote desktop session
Following on from my last post on how to find out who is connected to a remote desktop session on particular machine, there are occasions when you’ll want to actually forcibly disconnect someone so...
View ArticleClik here to view.
Waterfragile: Agile development in the Enterprise
Waterfragile is my term for the most popular development methodology in use in Enterprises today. Waterfragile is a heavily modified Agile methodology that adopts the best practises of Agile and...
View ArticleClik here to view.
Unsupported Project Type: Why won’t my Visual Studio project load?
One of Visual Studio’s least helpful habits is that when you open a solution and one of the projects cannot be loaded, it simply gives you the unhelpful message the the project is of an unsupported...
View Article
