Q561. How Relay is different from Redux?
Relay is similar to Redux in that they both use a single store. The main difference is that relay only manages state originated from the server, and all access to the sta...
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Q562. What is the word-wrap property in CSS3?
The **`word-wrap`** property (renamed in modern CSS specifications to **`overflow-wrap`**) specifies whether the browser may break long unbreakable character sequences (s...
Q563. How do you display the current date in javascript?
You can use `new Date()` to generate a new Date object containing the current date and time. For example, let's display the current date in mm/dd/yyyy ```javascript var t...
Q564. What is an action in Redux?
_Actions_ are plain JavaScript objects or payloads of information that send data from your application to your store. They are the only source of information for the stor...
Q565. How do you compare two date objects?
You need to use date.getTime() method in order to compare unix timestamp values ```javascript var d1 = new Date(); var d2 = new Date(d1); console.log(d1.getTime() === d2....
Q566. What is the difference between React Native and React?
**React** is a JavaScript library, supporting both front end web and being run on the server, for building user interfaces and web applications. **React Native** is a mob...
Q567. How do you write comments in Python?
Comments in Python start with a # character. However, alternatively at times, commenting is done using docstrings(strings enclosed within triple quotes). Example: #Commen...
Q568. How do you check if a string starts with another string?
You can use ECMAScript 6's `String.prototype.startsWith()` method to check if a string starts with another string or not. But it is not yet supported in all browsers. Let...
Q569. How to test React Native apps?
React Native can be tested only in mobile simulators like iOS and Android. You can run the app in your mobile using expo app (https://expo.io) Where it syncs using QR cod...
Q570. How do you trim a string in javascript?
JavaScript provided a trim method on string types to trim any whitespaces present at the beginning or ending of the string. ```javascript " Hello World ".trim(); //Hello ...