Answer1215

摘要： Usually we use template languages like Handlebars, JSX, and Jade to create. One simple way we can create our own template language is to write a funct 阅读全文

摘要： const stores = Immutable.List([ { name: 'Store42', position: { latitude: 61.45, longitude: 23.11, }, address: 'whatever' }, { name: 'Store2', position 阅读全文

摘要： Testing your AngularJS application on multiple browsers is important, and Protractor offers this ability through the multiCapabilities configuration o 阅读全文

摘要： Install: npm install -g elementor Then run: webdriver-manager start Lets say if we want to test 'http://angular.github.io/protractor/#/api' page: elem 阅读全文

摘要： We can use: ^: match the beginning $: match the end Let's say we have the string like the following: var str = `12/1/16 12-16-13 11/12/16 12-12-2016`; 阅读全文

摘要： ES6: If you know about the Javascirpt's event loop. You know that any asyns opreations will be throwed to the end to loop, such as 'setTimeout, http c 阅读全文

摘要： Regular Expression Backreferences provide us a method to match a previously captured pattern a second time. For example we have an string, and we want 阅读全文

摘要： Regular Expression Word Boundaries allow to perform "whole word only" searches within our source string. Imaging we have string as follow, and we want 阅读全文

摘要： Let's image tow cases for the following string: var str = `foo foobar foobaz fooboo` First of all: we know how to capture foobar or fooboo: var regex 阅读全文

摘要： We'll capture groups of characters we wish to match, use quantifiers with those groups, and use references to those groups in String.prototype.replace 阅读全文