For various reasons I needed to look at SPARQL again. What’s the easiest way to put it up?, Here! I’ve been working with LH-Tools which is commented on at its authors site, and LH-RDF. I did not get this to finish satisfactorily, mainly based on my lack of SPARQL skills. May 2015 I returned to…
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I was looking to calculate if someone was under 27 years old; this can Be quite tricky but excel has just the function, =DATEDIF().
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Disqus needs to be whitelisted in Ghostery for it to work properly. (I have white listed the site rather than approved the specific cookies/trackers). It can stop you performing the login.
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How awesome is this! Excel =INDEX, is a matrix retrieve i.e. =INDEX(array, row, col) retrieves an entry from the two dimensional array. If we combine this with MATCH which returns a row number we can use these functions instead of =VLOOKUP, its allegedly faster too. MATCH operates on a column or linguistically a list.
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Originally written in 2015, this post contains my notes on how to write messages to the screen. I started with ubuntu and then played with elementary and raspbian. WRT to raspian/raspberry pi OS, I had problems connecting it to the screen display, and at xmas 2025, I gave up and switched to zenity. notify-send may…
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What a pile of poo! I have access to four smtp servers and they all have limits on the distribution list size! (They are all about the same size of 100). Google will allow 2000 per list but only if you use one of their clients. Let’s try and bring up an SMTP server, connect…
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While developing the new web site, I had a look at how my mingle was organised. The current regime has a conversion rules file for each output format and one for HTML. I need to incorporate the HTML output in a wordpress page and also apply the wordpress style rules to the HTML. I solved…
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I got distracted and was pointed at Kitematic, but it’s Mac only and so I moved on to Panamax. I am not sure this is for me, but we’ll see and I am still not clear that the answer isn’t shipyard.
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I originally said, “About Docker, looks awesome. Easy to create bootable, runnable images, easy to deploy because the global hub site is a crucial part of the proposition. The free usage of the hub, encourages the publication and sharing of images which are then imported over the internet.” I had another look in 2025, and…
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In order to export the ello.co feed, I need to convert the JSON to XML. This isn’t the first time I have needed to look at this sort of problem and so I have created a page to hold my notes. I have put these things together in a python script, and posted it to…
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I finally got a git account, my site is here. This page is about how to, but does not have any command runes. They are held elsewhere. This page was started in 2011 and I have returned to using git at several times over the years. I tidied up the page in Feb 2019 and…
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This it seems is no longer relevant. I have marked it deprecated. The ello URL syntax described i.e. http://ello.co/username.json no longer works. They weren’t very helpful to the project when I first looked at it. This post morphed into a generic web login via scripts page. I will consider splitting it and making the ello…
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Bunch of problems at home and work. I have lived without this for ages, time to solve it.
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By themegrill.com, they say, Spacious is incredibly spacious with a clean responsive design. And it has many awesome features like image slider, theme options & many more! I am cobsidering to freshen up http://davelevy.info, to see what it looks like, see http://davelevy.info
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I experimented with User Styles when I was using the old NWN Vault, because their look and feel was terrible, the vault has gone now and the code i.e. the customisations are held on the browser’s disk, so a growing use of cloud computing challenges this as an answer, but overwriting the CSS can be…
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