Python Zone - Everything for the Python & Django developer

Postgres Fuzzy Search Using Trigrams (+/- Django)

rogueleaderr — Sun, 19 May 2013 04:35:52 +0000

When building websites, you’ll often want users to be able to search for something by name. On LinerNotes, users can search for bands, albums, genres etc from a search bar that appears on the homepage and in the omnipresent nav bar. And we need a way to match those queries to entities in our Postgres database. Preview Text: We need a way to...

Extreme Syntax

johncook — Sat, 18 May 2013 05:30:00 +0000

In his book Let Over Lambda, Doug Hoyte saysLisp is the result of taking syntax away, Perl is the result of taking syntax all the way. Preview Text: Lisp practically has no syntax. It simply has parenthesized expressions. This makes it very easy to start using the language. And above all, it makes it easy to treat code as data. Lisp macros...

How to Create Barcodes in Your PDFs with Python

driscollis — Fri, 17 May 2013 16:55:00 +0000

The Reportlab library is a great way to generate PDFs in Python. Recently, I noticed that it has the ability to do barcodes. I had heard about it being able to generate QR codes, but I hadn’t really dug under the covers to see what else it could do. In this tutorial, we’ll take a look at some of the barcodes that Reportlab can generate. If you don’t already have Reportlab, go to...

How to Cross the Chasm

cspag67 — Fri, 17 May 2013 16:50:00 +0000

Last week I had the good fortune of meeting and speaking with Geoffrey Moore, author of the widely acclaimed books Preview Text: If you haven't heard of him before, Geoff Moore writes and speaks about the technology adoption lifecycle and the marketing and business strategies for successfully navigating this lifecycle. ...

Stupid Questions and n00bs: 10 Intriguing Things You Should Do

mitchp — Fri, 17 May 2013 06:39:22 +0000

Stupid questions and n00bs - top ten intriguing things you need to do from Øredev Conference on Vimeo. Preview Text: It really doesn’t matter how long you’ve been in this industry or which position you hold, understanding generation n00b and the value it brings should be mandatory for you. Legacy Sponsored: ...

Putting breakpoints to HTML templates in Python

moo9000 — Fri, 17 May 2013 06:30:00 +0000

Python offers manydifferenttemplate engines for web application development to turn your view logic to HTML code on the server and then send the resulting HTML code to a web browser. Preview Text: Python offers many different template engines for web application development to turn your view logic to HTML code on the server and then send the...

Links You Don't Want To Miss (May 17)

mitchp — Fri, 17 May 2013 05:29:22 +0000

Modular DOMReady A new tool for making your web development life a little easier. I love the site design this guy has too. NES Drawn in 100% CSS This CSS wizard drew an NES with just divs and CSS classes. It even has functional buttons and flap. Neat! Preview Text: New JavaScript and CSS tools are on their way, along with a managed NoSQL...

The Big List of 256 Programming Languages

robdiana — Thu, 16 May 2013 06:40:22 +0000

Summer typically brings lots of vacation time for people. Instead of sitting around and being lazy, why not take the time to learn a new programming language? I am not recommending a specific language over others at this time, but providing a long list of languages based on GitHub and TIOBE. I have not tried to categorize or validate this list of languages in any way, so please do not complain...

The Ship Show: Does Your Entire Team Have to Git It?

preed — Thu, 16 May 2013 06:40:00 +0000

For episode 20, we tackle the topic of tooling proficiency on your release engineering, ops, and development teams, specifically through the lens of version control tools. Version control is becoming a ubiquitous part of the “DevOps movement,” and we talk through what level of understanding should be expected, what level of training should be provided, and whether those are different for...

Links You Don't Want to Miss (May 16)

acoin — Thu, 16 May 2013 06:30:00 +0000

Full-Text, Client-Side Search in CSS3 This is a pretty simple and straightforward trick you should try out if you just want to search for items on one page. Sure you can also use Ctrl+F, but this looks a lot nicer. Preview Text: Today: A full-text client-side search in CSS3, Georgia Tech's online MS in Computer Science for $7,000, 3 new...

The Sorry State of the Anti-Software Patents Movment

paul_hammant — Thu, 16 May 2013 06:29:22 +0000

I’ve flipped my blog from one theme to another, while keeping it within GitHub Pages. On the way, I’ve been deleting and updating cruft. But what should I do about my historical links to http://www.nosoftwarepatents.com though? Clicking through to www.nosoftwarepatents.com leads me to believe that it’s ‘parked’ at some moment in 2007. The style’s archaic, and the logos are unusable,...

Dev of the Week: Michael Sahota

egregory — Wed, 15 May 2013 06:30:00 +0000

Every week, we feature a new developer/blogger from the DZone community here and in our newsletter, catching up to find out what they're working on now and what's coming next. This week we're talking to Michael Sahota, Certified Scrum Master, active member of the Agile community, and co-organizer of Agile Tour Toronto: Preview Text: ...

Links You Don't Want To Miss (5/15)

egregory — Wed, 15 May 2013 06:29:00 +0000

Mazes, AI, and PathfindingTwo ways through a maze, or more specifically, two pathfinding solutions. One allows the robot to see the entire maze, including entrance and exit, while the other assumes that the tunnels are concealed from the robot. Preview Text: Today: The Universal Bytecode, an old math problem solved, the sound of sorting...

Who Are You Imitating?

haxrchick — Wed, 15 May 2013 05:37:34 +0000

Preview Text: And so now, as I’m wondering what my next “big thing” will be (no pressure, Abbs) – I also wonder who might be next. Am I exposing myself to enough awesome to let me grow or am I getting too comfortable with who and what I know today? Legacy Sponsored: ...

Algorithm of the Week: Damn Cool Secure Permutations with Block Ciphers

damncoolalgorithms — Tue, 14 May 2013 06:50:00 +0000

To start, I'm assuming you know what a permutation is - basically a shuffling of a sequence of items in a particular order. Preview Text: A secure permutation is one in which an attacker, given any subset of the permutation, cannot determine the order of any other elements. A simple example of this would be to take a cryptographically...