The Marqeta Core API lets you build web applications for custom payment card programs with the Marqeta platform. While SDKs for the Core API are available for Python and Ruby, you can always use the developer sandbox and the Core API Explorer to work with the API, regardless of the language you use to develop your application. For faster prototype development, however, you might find it useful to build an API mock server. In this post, we'll work through how to use Postman to build a mock server that mimics the Marqeta Core API. We'll demonstrate how to create a new collection in Postman, save responses from live requests to the sandbox, and then create a mock server and send our test requests.

With all of the trend changes and advancements that CSS goes through, we shouldn’t be surprised at the volume of free resources and tools that have been released recently. These... The post 50 of Our Favorite CSS Libraries, Frameworks and Tools from 2017 appeared first on Speckyboy Web Design Magazine.

Do you ever get bored with design projects? Feel like you keep designing the same things on repeat? This collection of trends - from fun angles to illustrations where you wouldn't expect them to cool three-dimensional concepts - is sure to help you think a little more out of the box. It might be just […] The post 3 Essential Design Trends, September 2021 first appeared on Webdesigner Depot.

Designing a website for a small business has its challenges. Its impact on the business can be huge in terms its ability to reach out to a huge number of potential customers. When taking on such a task, the following is important: Display high quality design throughout. The UX should fully engage the user. The […] The post 20 Best Pre-Built Websites for Small Businesses appeared first on Line25.

There I was, sitting alone in a nearly empty restaurant. I'd just come out of a meeting with a longtime client who informed me that their corporate parent had decided... The post How Losing a Big Client Changed My Career for the Better appeared first on Speckyboy Web Design Magazine.

If you’re like me, you probably don’t know much about the form of energy that powers our everyday life. For that reason, here are 10

Over 2 billion people use Facebook and 1.5 billion checks in with their feed every day. So, if you're looking for a big pool of potential customers, this global social media powerhouse has you covered. Not only is Facebook one of the top online sales channels, but success on social media also feeds online success...

If you are a web developer who cares about quality, most probably you have heard of Selenium and the advantages of using such a tool for test automation. Now, if you are a mobile developer, you might know how much harder it is to test your app due to the existence of different platforms, different OS versions and even variety of devices.

This might feel like a math lesson but hang in there. The golden ratio combines a little bit of math, a little bit of nature, and a lot of practical application for designers. Let’s take a look at what the golden ratio means for design, and a few tips for using it in your design […]

This week's Designer News (No 507) includes Build the Perfect Responsive Menu, Variable Fonts Are Coming to Google Fonts API, Keeping it Simple with CSS That Scales, Web Animation in The Post-Flash Era, New Design Principles Posters, Gradient Generator, AI Generated Photos and much more. The post Weekly News for Designers No 507 appeared first on Speckyboy Design Magazine.