Software engineering

Slowness Hurts Web Pages Have you ever been frustrated when visiting a Web page that doesn’t load quickly? Have you ever left a slow Web page before it finished loading? You’re not alone. Several recent studies have quantified customers’ frustration with slow Web pages. Customers now expect results in the

Interested in building an app that incorporates biofeedback data from multiple wearable body sensors? Check out BioZen, available on the Mobile Code Sharing Catalog, one of the first mobile applications to provide users with live biofeedback

This is a phenomenal month for federal challenge and prize competitions with 12 new programs launched in February. The challenge.gov platform usually averages four to six new challenges a month, so we’re excited to see the year start off with a big push to engage citizens in creative

So: You decided to purchase a car that takes advantage of more environmentally friendly fuel. Congratulations! Now, you need to find a place to fill the tank that offers more than just regular gas. The new Alternative Fueling Station Locator app from the folks at the Department of Energy’s National Renewable Energy Laboratory is a must-try. The new iPhone app will

We’ve written a few times about the changes that we’ve been working on for Data.gov to make it easier for users to find, understand, and use government data. Today you’ll notice even more changes to Data.gov – here’s a quick rundown of some of the main changes you’ll see, and why.

Feeling the need for [more] speed? Well, so is the mobile team at the Federal Communications Commission. As part of the agency’s Measuring Broadband America Program, the FCC is looking to the crowd (that means you!) to help them assess America’s mobile broadband performance on a national scale. Their hope is

USA.gov offers two different types of URL shorteners – 1.USA.gov and Go.USA.gov. No matter which URL shortener you use, there are some usability, accessibility, and SEO issues you should keep in mind.

The pursuit of happiness for many of us might mean a fresh new start and a new place to call home. But where? In such a large and diverse country as ours, the choices can seem endless — and overwhelming. Now, your data friendly U.S. Census Bureau has harnessed the power

Working on getting your agency to release an open source policy? Awesome! But if you want an effective open source program, you have to tightly integrate open source into how your agency procures, builds, and distributes technology. You’re not alone! There’s a growing community of

After having the same look and feel on our website since 2010, Commerce.gov is embarking on a fresh redesign to put the user in the driver seat. Drawing on anonymized user input, we have made some significant changes and are excited to announce the launch of our new site – Beta.Commerce.gov. First, you’ll notice

“Future-ready content,” “responsive design,” “create once, publish everywhere” are all buzzwords you hear when talking about the present and future of Web publishing. But how do we get there? We all know that technology is only part of the answer. Open content models and structured data are a big part of

Would you like help incorporating mobile-friendly maps in your mobile sites and/or web apps? Check out Leaflet, available on the Mobile Code Sharing Catalog, a modern open-source JavaScript library for mobile-friendly interactive maps. It is developed by Vladimir Agafonkin of CloudMade with a team of dedicated contributors. Weighing

Looking to jumpstart your mobile website development? Check out the Web Experience Toolkit (WET) available on the Mobile Code Sharing Catalog. The toolkit includes reusable components for building and maintaining innovative Web sites that are accessible, usable, and interoperable. Developed as a collaborative open source project by the Government of Canada, the WET has reusable

A few weeks ago, the Go.USA.gov URL shortener introduced several new features to improve the user experience. Go.USA.gov now offers users faster speeds and downloadable metric information about their links. The service, which launched in 2009, gives government agencies the ability to provide trustworthy shortened links to their audience. Just

See how a shift in consumer behavior during the last few years lead to the responsive redesign of USA.gov and GobiernoUSA.gov.

Since the launch of Next.Data.gov, your help and ideas have made it possible to make two updates to the site. We’re naming these biweekly releases after the presidents so the one that launched this week is the Adams Release. We’re pleased to announce that much

Security testing is used to ensure that a mobile product does not pose a threat to agency IT systems and databases. In addition, privacy testing ensures that an app does not put the user’s personally identifiable information into a compromisable position. This article was developed as part of the Mobile Application Development Program. See our

Performance testing is used to verify that an app or web page will display quickly to the user and will continue to function as the number of users increases to peak loads. Performance is an important consideration for mobile applications because the connection speed of users is often slower and more variable for mobile users than desktop users. Surveys

The U.S. Department of Housing and Urban Development (HUD) has developed a responsive design website for the HUD Office of Inspector General. The website provides: news, the latest reports and publications, locations to

Like website development, API security revolves around three stages—planning the API, testing the API, and monitoring the API after it has launched. The planning stage requires those involved to conceptually map several design decisions and the impact that they will have on security. The second stage applies your agency’s security program to the API release