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Magento tip: Working on success page without having to place an order
The other day I needed to make a trivial change in the checkout page in the New iNternationalist ethical shop. I always want to visually test a page before rolling it out live. I know how easy it is to mess up the position of an angle bracket or something! Normally you can only see the checkout s …
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Allow mixed https/http content on Iceweasel/Firefox 23 and above
Since version 23, Firefox has started blocking mixed content — pieces of an HTML page that are delivered over an insecure, unencrypted connection when browsing an SSL-encrypted page. Now this is probably the right thing to do. Most of the time. And there is a subtle little shield thingum …
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Magento tip: How many and which products are in abandoned carts
I wanted to get an abandoned carts report in Magento the other day. What I wanted to see was what SKUs were in carts and how many of each SKU. A long search turned up nothing of use, so I went straight to the database and started typing SQL. In the end this is what I got and it seems reasonably c …
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Hack: Simply Scheme as a single pdf with wget and pdftk
There’s an introductory Scheme programming book called Simply Scheme that is available online for free. I wanted to brush up on my Scheme recently as part of writing my own implementation of the language in Haskell. However, the book is only available as html or as pdfs of the chapters. Whi …
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Stop MediaWiki thinking that a .ppt is a .doc
New Internationalist, along with teacher friends Linda Ruas and John Shepheard runs an Easier English wiki, which provides simplified versions of many of the stories from New Internationalist magazine. We are just running MediaWiki, nothing fancy. A few weeks ago after upgrading MediaWiki we hit …
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SOLVED Nautilus is slow when browsing a Windows/Samba network
I recently hit an exciting and hard to solve problem at work, or at least my colleague and co-web wrangler did. You see at New Internationalist our office network is a mix of *nix, windows and mac machines. We use various Samba servers to host all our documents. So its pretty important to browse …
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Typing the λ (lambda) character with the compose key on Xorg
I am working my way through a book called Types and Programming Languages, by Benjamin C. Pierce at the moment. I’ve just started the chapter on lambda calculus and I thought it would be fun to be able to include the λ character in my notes. I realize that this sounds a little like displac …
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Rooting the Coby Kyros MID9742 Android tablet
I recently got hold of a tablet, mostly for reading PDFs on, but I realized that the preinstalled android OS didn’t let me have root access. Which is deeply immoral. I ought to be able to do what I want to the devices I buy. It took me ages to work out how to get root on it, so I have writen …
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Split multi-page PDFs into single page PDFs on GNU/Linux with pdftk
Is there a nice way to split a multi-page PDF into its constituent pages? Its a question that comes up more often than you would think. Of course you could point some proprietary software at it, or you could do the job by hand. But there is a lovely free software way to do it, so you would be sor …
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Motherboard details from the GNU/Linux commandline
A quick bit of commandline-fu today. And a trick that I always spend ages having to search the web for. Its often the case that you want to find the exact serial number or model or chipset of your motherboard. There is a wonderful command called dmidecode which fetches the DMI data from your mach …
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