Tree data structure is the topic of my blog today. A tree is made up of nodes that hold some amount of data and a reference to all of its children. A child is located directly underneath any given node, which is its parent. Nodes on the same level (that…

Another famous topic at the interviews and the one that is good to know. Data structures are a way to organize information with optimal runtime complexity for accessing and editing data. JavaScript array does everything that a queue data structure does. At times we as developers have to build a…

Today’s tech blog is about Fibonacci function. I have not had it in my tech interviews but as far as I understand it is a common question. If the time complexity on your fibonacci recursive solution is exponential, the technique to reduce the amount of time it takes to run…

In my job search, at tech interviews I get asked different algorithms to solve. I will share with you one of them that is rather simple, useful and good to know. When asked to count words in a sentence or count letters in a word, my favorite function is to…

Login into Google Cloud Platform. Create a new project. In the API & Services enable API as well as Maps JavaScript API (you can search for it). Go into credentials of API to obtain your API keys. In your app in the terminal run: npm install google-maps-react In the component…

In React application there is a local state and store state (state of the application). I can change the local state within the component by using the State hook. “Hooks are a new addition in React 16.8. They let you use state and other React features without writing a class.”(https://reactjs.org/docs/hooks-state.html) …

There are several kinds of major programming paradigms: Imperative, Functional, Object-Oriented, I will cover it and give examples of programming languages or libraries that support it. Procedural Programming is a programming paradigm derived from Imperative programming, that relies on procedures, step-by-step instructions for computers to perform. Ruby supports Procedural Programming…

If you are a recent bootcamp graduate such as myself, going to interviews there are terminologies that I found useful and would like to share with you. MERN — consists of 4 technologies that makeup the stack. MongoDB — document database, Express — Node.js web framework, React — client-side JavaScript…