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Showing posts from May, 2020

7 Online Business Ideas Without Investment That You Can Start Today

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There are a lot of ads and Facebook groups that invite you to earn quick money while working online. Most of it seems unrealistic or looks like a scam. Then you begin to question yourself: is there really no easy way to make money online? And surely in these times of growing technology, there is. One of the effective yet simple examples is a print on demand Shopify platform like Printify.com that lets you create a business within one day and start selling things like t-shirts. In this article, we will share some more examples of online business ideas without investment that can be launched in one day. And who knows - maybe reading this article might inspire you to start your own business and eventually - a successful company? 1. Become an Influencer If you are a people’s person, like to socialize, and have interesting things to show off from your daily routine - that’s a perfect base to start an influencer business. That is what most people are looking for on social media

Difference between Imperative Approach and Reactive Approach

Imperative Approach Pull based approach , means as a developer I am responsible for everything. Like I want to know any change in data I want to ask. Redundant code .Take data in Callback and later they share by using EventBuses, Broadcast Receivers or save in static objects. Or Polling mechanism ,so What I am doing now. This method call after every 1s or 1000ms Order of execution is Important - Synchronous Difficulty in scalability . eg. MVC Eg:  int val1 = 10;  int val2 = 20;  int sum = val1 + val2;  System.out.println(sum); // 30  val1 = 5; System.out.println(sum); // 30  Reactive Approach In Push approach developer only write simple code and give orders to data. Hey if any change in you, inform me. Achieved using observer pattern. Removes boilerplate code. If you want data from API’s which will be shared with more then one screens or classes on same time, always use Observer Pattern . Observer Pattern which is a base of Rx Order of execut