https://addyosmani.com/resources/essentialjsdesignpatterns/book/ Preface Design patterns are reusable solutions to commonly occurring problems in software design. They are both exciting and a fascinating topic to explore in any programming language. One reason for this is that they help us build upon the combined experience of many developers that came before us and Leggi tutto…
A nonprofit Certificate Authority providing TLS certificates to 190 million websites. https://letsencrypt.org
https://www.humhub.com/en https://ponteryu.humhub.com HumHub is a free social network software and framework built to give you the tools to make communication and collaboration easy and successful. It’s lightweight, powerful and comes with an user-friendly interface. With HumHub you can create your own customized social network, social intranet or huge social enterprise Leggi tutto…
dbKoda’s rich code editor allows you to compose MongoDB queries and scripts with syntax highlighting, auto-complete and code formatting. View output in foldable JSON, tabular format or as a chart. Generate visual explain plans with a single click. The explain plan viewer will suggest indexes that may improve performance, and provide one-button creation of those indexes. Leggi tutto…
heap. where memory allocation happens call stack: is’t a data structure which records where in the program we are Single thread => one call stack => one thing at a timeNB (12′ 23″) The JS Runtime is single thread but there are WebAPIs which behave like threads and are aware Leggi tutto…
Question #1 Question #2Sorting in JS consider element as string Solution is: Question #3 Solution is: MIN_VALUE is the smallest number in JS! Question #4+operates on strings & number, so if it’s not a string or number it would try to convert into them… Question #5In JS there’s a MAX_SAFE_INTEGER, Leggi tutto…
Closures are important because they control what is and isn’t in scope in a particular function, along with which variables are shared between sibling functions in the same containing scope. Definition of the Closure given by Douglas Crockford: crockford.com/javascript/private.html Example: Closure is useful in hiding implementation detail in JavaScript. In other Leggi tutto…
Using setTimeout makes the inside code asynchronous.The function in called after everything on the stack is finished.Check Event loop in JS