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13 posts •
technology, Ruby

rspec and exceptions

A surprising way in which an exception doesn't always cause a test to fail. Or indeed have run at all...

  • Rachel Evans
    Rachel Evans
12 September 2017860 words
technology

Firefox add-ons, 15 years on

After 15 years of using Firefox, and with the approaching release of the extension-breaking Firefox 57, I reflect on which extensions I use, which I can do without, and how things are moving on.

  • Rachel Evans
    Rachel Evans
3 September 20171800 words
technology, AWS

Not helpful, “aws s3 sync”

The aws s3 sync "--metadata-directive" option: what does it do? Does it work? AWS themselves aren't clear on the matter...

  • Rachel Evans
    Rachel Evans
24 April 2017630 words
technology, AWS

The AWS S3 Inventory Service: don't end the destination prefix with “/”

If you end the destination prefix with "/", then you'll end up with an unusable manifest.

  • Rachel Evans
    Rachel Evans
21 April 2017560 words
A tractor-feed printer
technology

SQL report fun

This is just a little anecdote. Don't expect it to be deep or meaningful. I don't know, maybe there's something in here about feedback loops or focussing development effort in the right place, whatever.

  • Rachel Evans
    Rachel Evans
9 December 2015250 words
technology, AWS

Save money and be tidy with s3-upload-cleaner

Amazon Web Services (AWS) S3 is a popular, highly-scalable object storage service. It's used by a lot of big companies, including the one I work for. But it's very easy gradually to accumulate billable "invisible" storage.

  • Rachel Evans
    Rachel Evans
1 December 2015810 words
technology

Cisco and their IPv6 DNS

cisco.com is now resolvable over IPv6. But something is still amiss..

  • Rachel Evans
    Rachel Evans
14 March 2015850 words
Lots of people sitting in a conference hall. There is nobody on stage, but there is the event "QCon" logo.
Denmark, technology

Diversity at QCon London 2015

Diversity in the technology sector remains a challenge, with much work to do. How did QCon London 2015 measure up?

  • Rachel Evans
    Rachel Evans
8 March 20152700 words
Against a black background, a bundle of optical fibres fans out, with their pinpricks of light.
technology

On DNS and IPv6

In 2012, we had ”World IPv6 Launch Day.” What was it all about?

  • Rachel Evans
    Rachel Evans
14 January 20152800 words
An old, large keyring with five old, large keys.
technology

openssl and the default cert file

openssl s_client appeared to be claiming that a certificate was expired, when it wasn't.

  • Rachel Evans
    Rachel Evans
10 December 2014880 words
A bridge being built over a harbour. It's Story Bridge, Brisbane, in 1939.
technology, AWS

Managing AWS CloudFormation templates using stack-fetcher

At the AWSUKUG meetup in September I talked about Video Factory, and a tool we've created for managing stack templates.

  • Rachel Evans
    Rachel Evans
28 October 20142500 words
technology, AWS

Personal highlights from the AWS Enterprise Summit

Yesterday I attended the AWS Enterprise Summit in London — I've chosen my highlights, and reflected on the summit as a whole.

  • Rachel Evans
    Rachel Evans
22 October 20141300 words
At the conference. The crowd sits, ready to hear the speakers. At the front of this low-ceilinged room is a series of large screens.
technology, diversity

Amazon Web Services fails at diversity

The Amazon Web Services Enterprise Summit yesterday wasn’t exactly a shining beacon of diversity.

  • Rachel Evans
    Rachel Evans
22 October 2014450 words
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