On mac, the key “D” opens the FileMerge compare automatically.
Author Archives: lucia
Jasmine: Only Test One Spec
ES6: Tagged Template Literals Explained
What is “Tagged Template Literals”, or “Tagged Templates”?
Let’s take a look at a simplified version of MDN’s very confusing example [1].
React: Unique Keys in Arrays
According to ReactJS, each child in an array should have a unique “key” prop.
Why?
How?
JavaScript: ValueOf an Object?
Every object in JavaScript inherits a valueOf() method from Object.prototype. But when we say obj.valueOf(), what exactly do we mean, the value of an object?
Permission Denied for mkdir
Just reclaim ownership of the untamed parent directory, instead of sudo-ing every single time.
Difference: arr.join, arr.toString, arr.toLocaleString
There are multiple ways to churn out a string version of a variable. Take Arrays for example, there are 3: join, toString, toLocaleString.
But what’s the difference?