Introduced in ES6, promises are the big leap forward into asynchronous operations that JavaScript has needed for some time. However, in ES7 (or ESNext, as the upcoming release is sometimes referred to), promises were dramatically improved with the introduction of async functions and the await operator. In short, an async… continue reading →
Today we’ll continue down the path of exploring all the cool new features that ES6 JavaScript brings to the table. Thus far in this series we’ve covered quite a bit of ground: In Part 1 we took a look at default parameters, classes, and block-scoping with the let keyword. In… continue reading →
Many Americans celebrate the Fourth of July by hanging out with friends, having a backyard barbeque while enjoying some cool drinks and watching a wonderful display of colorful fireworks. In honor of the holiday, we thought we’d create our own little JavaScript fireworks display. Even if you aren’t from America… continue reading →
Today we continue our journey of exploring all the cool new features that ES6 JavaScript has to offer. Thus far in this series we’ve covered quite a bit of ground: In Part 1 we took a look at default parameters, classes, and block-scoping with the let keyword. In Part 2… continue reading →
Moving right along through our JavaScript Error Handling series, today we’ll be tackling the Invalid Source Map Format JavaScript error. Although the Invalid Source Map Format error is technically a descendant of the base SyntaxError object, it applies to a very specific case; when using a deprecated symbol to indicate… continue reading →
Moving along through our JavaScript Error Handling series, today we’re going to closely examine the Malformed Formal Parameter error. Malformed Formal Parameter errors appear when attempting to use the Function() constructor to create your own function object, but then specifying invalid parameters when doing so. In this article, we’ll dive… continue reading →
Today, as we approach the end of our JavaScript Error Handling series, we’ll be looking at the Variable X Redeclares Argument TypeError a bit closer. Variable X Redeclares Argument TypeError is a strict mode only error that occurs when attempting to redeclare an argument (althought it’s technically a parameter in… continue reading →
Next up in our JavaScript Error Handling series we’re looking at the Property X Cannot Be Deleted TypeError in greater detail. The Property X Cannot Be Deleted TypeError is typically thrown when trying to delete an object property that is non-configurable. In this article we’ll explore the Property X Cannot… continue reading →
Today in the continued journey through our JavaScript Error Handling series we’ll be exploring the Invalid Array Sort Argument TypeError. The Invalid Array Sort Argument TypeError is thrown by the Firefox JavaScript engine in a very specific situation: When the argument passed to the Array.prototype.sort() method isn’t a valid function…. continue reading →
Next up in our JavaScript Error Handling series is the More Arguments Needed TypeError. The More Arguments Needed TypeError is typically thrown when calling a method or function that requires a minimum number of arguments that simply weren’t provided by the calling code. In today’s article we’ll examine the More… continue reading →
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