Stories by Paul Krill

QuaggaJS offers JavaScript-based barcode scanning

JavaScript, more commonly known for its dominance in client-side Web application development, is being extended to the realm of barcode scanners. With QuaggaJS, a developer in Austria is developing a barcode scanner written in JavaScript and supporting real-time localization as well as decoding of barcodes like EAN and Code128.

Django REST upgrades focus on developers, then users

The Django REST framework, a toolkit for building Web APIs to back-end services, is undergoing a series of upgrades covering under-the-hood capabilities as well as developer and user features.

Faster Ruby on Rails rolls into the station

The Ruby on Rails Web development framework has plenty of rivals these days on the JavaScript front, but the framework keeps chugging along, with multiple upgrades on the horizon.

What developers can do to extend smartphone battery life

Battery power consumption remains a lingering problem on smartphones -- and is getting worse with the latest advances in the devices. But developers can take steps to tackle the issue.

Google Wallet for Digital Goods API is folding

Google is retiring its Google Wallet for Digital Goods API and is encouraging users to go find other solutions. It will be retired on March 2, 2015, and Google has said that there will be no replacement product.

Mozilla explores virtual reality Web development

Mozilla has launched a virtual reality website this week in hopes of inspiring others to build their own.

Mozilla offers browser tailor-made for developers

With its Firefox Developer Edition, Mozilla is offering what it calls the first browser specifically built for developers.

Functional languages rack up best scores for software quality

Language design makes a difference in software quality, and functional languages offer an edge when it comes to building quality software, a study of programming languages and code quality in GitHub reveals.

4 reasons to stick with Java -- and 4 reasons to dump it

Java remains a critical technology that attracts intense interest and passion, as testified by the droves of developers gathered in San Francisco this week for JavaOne, the industry's major event dedicated to the language.

In Pictures: 7 cheap computing boards for scratching your maker itch

Get a head start on the next tech boom by hacking together tomorrow’s Internet of Things hit today

Red Hat CEO: PaaS is the new application server

Red Hat is best known for its RHEL (Red Hat Enterprise Linux) distribution, but the company has been making a big push into cloud computing with its OpenShift platform as a service, offered in both public and private cloud versions.

In pictures: The mixed fate of Sun tech under Oracle

From Java to SPARC, critical Sun technologies have lived on, been cut loose, or lost their luster in the four years since the Oracle acquisition

App dev 2013: The winners and losers

The software development landscape in 2013 saw technologies like JavaScript rise to new heights while others -- Java, for example -- maintained their prominence out of sheer inertia.

The risks and rewards of the age of APIs

The Age of the API is upon us, presenting developers with new opportunities to generate income by linking to the data and services of others. But developers need to be careful when navigating the new API landscape.

Software engineers spend lots of time not building software

Administrative tasks, brainstorming, and waiting for tests combine to overtake the hours spent designing and coding