This is a good reminder to remove dead code when possible, and ensure that you have a way of checking that deploys are successful on all machines. It’s also important to ensure that a specific team member owns responsibility for critical decisions (such as whether to perform a correction maneuver).Ī computer program mistaking production for a test environment meant that many, many trades, each losing a few cents, ended up costing Knight Capital $460 million. This story is a good reminder to decide on one set of units and use them consistently. Mistakenly using Imperial rather than Metric units caused the incorrect calculation of a spacecraft’s trajectory, leading it to burn up in the Martian atmosphere. This story is a good reminder that assumptions in old code can lead to unexpected consequences when applied to a different situation. This is considered one of the most expensive computer bugs in history.
#Worst ux apps of 2017 64 bits#
The Ariane 5 explodes at launchĪttempting to fit 64 bits into a 16-bit variable flipped the Ariane 5 rocket 90 degrees in the wrong direction, causing it to self-destruct mid-launch.
#Worst ux apps of 2017 software#
These stories are interesting to learn from as they can offer insight into software development and deployment we can all apply to our own work and projects. To commemorate this momentous event in the history of technology, we celebrated with Bug Day 2017 and shared stories of some of the worst documented computer bugs. Is your site or app slow to load? In 2010, a page viewed on a computer that took 4 seconds to load would see a 30% decrease in page views.The first computer bug ever discovered was found 70 years ago. Check out these 5 spots the CTA goes MIA. " for your users? Every web page has a default call to action-it’s that X to close the browser tab. Useful resource on icons here.Ībusing color or using color combinations that hurt usability or hurt your eyes. Too clever interfaces-here’s looking at you, Snapchat.Ĭonfusing icons i.e., icons that don't clearly convey what they represent. More on common navigation mistakes for more. Too clever navigation-i.e., using clever words for common navigation elements. Omitting common navigation elements e.g., "Where is ?" The flipside of this is having too much navigation, or Clunky, dysfunctional, dated, or just bad site or app designĪuto-play video (or music).
To that end, we list the 7 biggest causes of frustration online. To that end, here are the seven biggest frustration culprits. What are the most common causes of bad online experiences? If we can name the most notorious offenders of frustration, perhaps creating a "Most Wanted" list of bad UX, we can-maybe!-avoid these sneaky villains entirely. The 7 biggest causes of online frustration That's why understanding, identifying, and eliminating the causes of user frustration online is critical for success. The internet puts competitors a mere click, tap, or search away. And if your livelihood depends on the web, you know it doesn't take much struggle during these critical moments for your users to disappear. These moments make up the building blocks of frustration. The site (or app) is too slow, too complicated, confusing, roadblocked, whatever. You're going about your business online and trying to get some job done-learn about a topic, buy something, do some work. Why do we get frustrated when we're online? It's simple. Eliminating bad UX online starts with identifying the worst examples
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