• submit to reddit
Troy Hunt10/26/14
1330 views
0 replies

Measure, optimise then measure again: further refining "Have I been pwned?"

As I’ve written in the past, I put an awful lot of effort into making Have I been pwned? (HIBP) fast. Not just a bit fast, blisteringly fast and that includes when it’s under a huge amount of load. But there was something bugging me with the site when it came to performance and it was this:

Antonio Santiago10/26/14
3785 views
0 replies

7 reasons to use Yeoman's angular-fullstack generator

For my next project and, after looking for candidates and reading some hundreds of lines of documentation, I finally choose to work with the so called MEAN stack: mongodb, express, angular and node.

Giuseppe Vettigli10/26/14
2956 views
0 replies

Andrews Curves

Andrews curves are a method for visualizing multidimensional data by mapping each observation onto a function. It has been shown the Andrews curves are able to preserve means, distance (up to a constant) and variances. Which means that Andrews curves that are represented by functions close together suggest that the corresponding data points will also be close together.

David Gelperin10/26/14
6697 views
1 replies

Prudent Agile

Today's Agile is reckless. Consider a prudent alternative.

John Cook10/26/14
6640 views
1 replies

Experts vs Professionals

Working with professionals can be a joy. Not only can they solve your problem, they may help you see what problem you should solve. Experts, however, are not always so pleasant to work with.

Maarten Ectors10/26/14
6934 views
0 replies

Sentiment Analysis Beyond Tweets

Deep belief networks have made it possible to train computers to predict if a sentence is positive, negative or neutral. Most sentiment analysis captures headlines because tweets can be analysed. However are there business applications beyond social networking analytics? Here are five examples:

Mark Needham10/26/14
2276 views
3 replies

R: Linear models with the lm function, NA values and Collinearity

In my continued playing around with R I’ve sometimes noticed ‘NA’ values in the linear regression models I created but hadn’t really thought about what that meant. On the advice of Peter Huber I recently started working my way through Coursera’s Regression Models which has a whole slide explaining its meaning:

Remy Sharp10/25/14
7973 views
0 replies

Adding an (SHA256 signed) SSL certificate

This walkthrough explains how to add an SSL certificate to your server. This is based on using a linux based machine (in my case Ubuntu) and nginx as the server.

Steven Lott10/24/14
2673 views
1 replies

Using Bottle as a miniature demo server

Bottle doesn't do much. But what little it does do is a pretty tidy fit with tiny little demonstrations of super-simple HTML interactions.

Anders Abel10/24/14
7339 views
0 replies

Partial Commits with Git

Every once in a while I’m working on a feature, only to discover that I need to extend another part of the code first. If I was disciplined, I would create another branch at that point. But I’m not.

Allan Kelly10/24/14
7472 views
0 replies

Contracts for Agile

Last week I did a presentation to the Agile 4 Agencies meet up group on the topic of “Agile Contracts” - although I believe “Contracts for Agile” might have been a better title.

Eric Minick10/24/14
5541 views
0 replies

Testers may never be happy

I suspect that the correlations between methods/tools and confidence are pretty weak. Time to market is key, and teams try to balance quality and time to market. Better approaches to testing and driving quality may not drive higher quality software at release time, but rather bring forward the release.

Chris Odell10/23/14
1608 views
0 replies

What's the Meta in WordPress

I hope this quick post will get you thinking about how to use meta data in WordPress and your plugin development.

Cal Evans10/23/14
11879 views
3 replies

What Developers Want Recruiters to Know

I post this not to belittle or ridicule recruiters. I think that good recruiters are a valuable part of the tech ecosystem. I post this to hopefully help more recruiter become good recruiters.

Erich Styger10/23/14
2658 views
2 replies

How NOT to Solder Headers on a Board

When I asked all student groups to solder the headers on the Freescale FRDM-KL25Z board, I received one report that the board does not work any more. A quick inspection of the board showed this: