KKKartik Kumarinjavascript-kartik.hashnode.dev·May 7 · 2 min readMap and Set in JavaScriptMap and Set is a JavaScript object used to store collection of data like in arrays but they have some few differences. What Map is Map stores a collection of key value pairs where key can be of any da00
KKKartik Kumarinjavascript-kartik.hashnode.dev·May 6 · 1 min readArray Flatten in JavaScriptWhat nested arrays are Array inside array is called nested array. Why flattening arrays is useful One of the usecase is that we want all users post in single array to display it. const users = [ { n00
KKKartik Kumarinjavascript-kartik.hashnode.dev·May 6 · 2 min readURL Parameters vs Query Strings in Express.jsWhat URL parameters are URL parameters are the segments passed in the url. What query string are Query string is the data passed with the url but it does not affect the segment of the url. It is the p00
KKKartik Kumarinjavascript-kartik.hashnode.dev·Apr 1 · 1 min readThe new Keyword in JavaScriptWhat is new keyword new keyword is used to create instances from the constructor functions. What the new keyword does new keyword does four things when used with constructor function 1) Create an Empt00
KKKartik Kumarinjavascript-kartik.hashnode.dev·Mar 31 · 4 min readUnderstanding the this Keyword in JavaScriptThis article is inspired by mdn this keyword article and I have created this diagram to understand this keyword in my own understanding. Lets deep dive into this keyword. This will be the final stop t00
