Archives (2008 - 2023)

Archives (2008 - 2023)

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Core | Ubuntu developer portal
Core | Ubuntu developer portal

"A new, transactionally updated Ubuntu for clouds and devices.

Snappy Ubuntu Core is a new rendition of Ubuntu with transactional updates - a minimal server image with the same libraries as today’s Ubuntu, but applications are provided through a simpler mechanism. The snappy approach is faster, more reliable, and lets us provide stronger security guarantees for apps and users — that’s why we call them “snappy” applications."

Core | Ubuntu developer portal
InfoQ eMag: Web APIs: From Start to Finish
InfoQ eMag: Web APIs: From Start to Finish
"Designing, implementing, and maintaining APIs for the Web is more than a challenge; for many companies, it is an imperative. This eMag contains a collection of articles and interviews from late 2014 with some of the leading practictioners and theorists in the Web API field. The material here takes the reader on a journey from determining the business case for APIs to a design methodology, meeting implementation challenges, and taking the long view on maintaining public APIs on the Web over time."
InfoQ eMag: Web APIs: From Start to Finish
tkadlec/grunt-perfbudget
tkadlec/grunt-perfbudget

"grunt-perfbudget is a Grunt.js task for enforcing a performance budget (more on performance budgets). It uses the wonderful webpagetest.org and the WebPagetest API Wrapper for NodeJS created by Marcel Duran.

grunt-perfbudget uses either a public or private instance of WebPagetest to perform tests on a specified URL. It compares test results to budgets you specify. If the budget is met, the tasks successfully completes. If it the page exceeds your performance budgets, the task fails and informs you why."

tkadlec/grunt-perfbudget
Thumbor
Thumbor
"Thumbor is a smart imaging service. It enables on-demand crop, resizing and flipping of images. It features a very smart detection of important points in the image for better cropping and resizing, using state-of-the-art face and feature detection algorithms (more on that in Detection Algorithms)."
Thumbor
The 5 laws of API dates and times | API UX
The 5 laws of API dates and times | API UX
"Let’s say you’re building your first API. Be it public, private, or some hybrid thereof, don’t be surprised if your first defect is date/time-related. Do not underestimate how much trouble you can get into when it comes to handling date and times. Here are some tips which might keep you out of this potential future."
The 5 laws of API dates and times | API UX
Riveted - A Google Analytics plugin for measuring active time on site
Riveted - A Google Analytics plugin for measuring active time on site

"Google Analytics does a lot of things really well but the way it measures visit duration—by calculating the time difference between subsequent pageviews—provides only a partial view of how much time is actually spent on site.

Riveted helps fix this by measuring the amount of time users are actively engaged (e.g., clicking, scrolling, using the keyboard) and then reporting the data to Google Analytics in frequent intervals.

It supports Universal Analytics, Classic Google Analytics, and Google Tag Manager. It can also be used with any analytics tool that supports events, e.g. Mixpanel or Keen.io."

Riveted - A Google Analytics plugin for measuring active time on site
Scroll Depth - A Google Analytics plugin for measuring page scrolling
Scroll Depth - A Google Analytics plugin for measuring page scrolling

"Scroll Depth is a small Google Analytics plugin that allows you to measure how far down the page your users are scrolling. It monitors the 25%, 50%, 75%, and 100% scroll points, sending a Google Analytics Event at each one.

You can also track when specific elements on the page are scrolled into view. On a blog, for example, you could send a Scroll Depth event whenever the user reaches the end of a post."

Scroll Depth - A Google Analytics plugin for measuring page scrolling
Screentime - Measure how much time things spend on-screen
Screentime - Measure how much time things spend on-screen

"Screentime is a small tool that helps you start thinking of your website traffic in terms of time instead of hits (pageviews, visits, etc). You can define areas of the page, called Fields, and then Screentime will keep track of how much time each Field is on screen for. You can also use it to track smaller elements, like ad units. Screentime only handles the client side work. You'll need to provide your own backend to post the data to. I've included an example that shows how to this with Keen IO using only a few lines of code. There's also a built-in option for posting to Google Analytics but there are some caveats (see below)."

Screentime - Measure how much time things spend on-screen
reclass — Recursive external node classification — reclass 1.3 documentation
reclass — Recursive external node classification — reclass 1.3 documentation

"reclass is an “external node classifier” (ENC) as can be used with automation tools, such as Puppet, Salt, and Ansible. It is also a stand-alone tool for merging data sources recursively.

The purpose of an ENC is to allow a system administrator to maintain an inventory of nodes to be managed, completely separately from the configuration of the automation tool. Usually, the external node classifier completely replaces the tool-specific inventory (such as site.pp for Puppet, ext_pillar/master_tops for Salt, or /etc/ansible/hosts).

With respect to the configuration management tool, the ENC then fulfills two jobs:

it provides information about groups of nodes and group memberships it gives access to node-specific information, such as variables reclass allows you to define your nodes through class inheritance, while always able to override details further up the tree (i.e. in more specific nodes). Think of classes as feature sets, as commonalities between nodes, or as tags. Add to that the ability to nest classes (multiple inheritance is allowed, well-defined, and encouraged), and you can assemble your infrastructure from smaller bits, eliminating duplication and exposing all important parameters to a single location, logically organised. And if that isn’t enough, reclass lets you reference other parameters in the very hierarchy you are currently assembling."

reclass — Recursive external node classification — reclass 1.3 documentation
benjaminoakes/maid
benjaminoakes/maid

"Maid keeps files from sitting around too long, untouched. Many of the downloads and temporary files you collect can easily be categorized and handled appropriately by rules you define. Let the maid in your computer take care of the easy stuff, so you can spend more of your time on what matters.

Think of it like the email filters you might already have, but for files. Worried about things happening that you don't expect? Maid doesn't overwrite files and actions are logged so you can tell what happened.

Maid is inspired by the Mac OS X shareware program Hazel. Think of Maid as "Hazel for hackers".

Your rules are defined in Ruby, so simple rules are easy and difficult rules are possible. This also makes Maid a great general-purpose advanced file renaming tool."

benjaminoakes/maid
ClusterHQ/flocker
ClusterHQ/flocker

"Flocker is a data volume manager and multi-host Docker cluster management tool. With it you can control your data using the same tools you use for your stateless applications. This means that you can run your databases, queues and key-value stores in Docker and move them around as easily as the rest of your app.

With Flocker's command line tools and a simple configuration language, you can deploy your Docker-based applications onto one or more hosts. Once deployed, your applications will have access to the volumes you have configured for them. Those volumes will follow your containers when you use Flocker to move them between different hosts in your Flocker cluster."

ClusterHQ/flocker
Panamax: Docker Management for Humans
Panamax: Docker Management for Humans
"Panamax is a containerized app creator with an open-source app marketplace hosted in GitHub. Panamax provides a friendly interface for users of Docker, Fleet & CoreOS. With Panamax, you can easily create, share and deploy any containerized app no matter how complex it might be."
Panamax: Docker Management for Humans
Getting Started with LIRE and Elasticsearch
Getting Started with LIRE and Elasticsearch
"LIRE (Lucene Image REtrieval) is a plugin for Lucene to index and search images. A cool and quirky feature that sets it apart is that it does content based retrieval, a fancy word for saying that you use images in your search query and it retrieves similar images from the index. In order to use LIRE with Elasticsearch, we need to make Elasticsearch aware of the new data type and the query that is provided by LIRE. Luckily there is a plugin for Elasticsearch that does just that."
Getting Started with LIRE and Elasticsearch
Ino — Ino 0.3 documentation
Ino — Ino 0.3 documentation

"Ino is a command line toolkit for working with Arduino hardware

It allows you to:

Quickly create new projects Build a firmware from multiple source files and libraries Upload the firmware to a device Perform serial communication with a device (aka serial monitor)"

Ino — Ino 0.3 documentation