06 2019 档案
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摘要:Previouly we need to define a DAO interface and a DAO impl for 'Employee', it is not so reuseable, since all the DAO has the same structure: Spring da
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摘要:// Directions // Write a function that returns the number of vowels // used in a string. Vowels are the characters 'a', 'e' // 'i', 'o', and 'u'. // E
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摘要:Requests that aren't stubbed will hit our real backend. To ensure we've stubbed all our routes, we can use the force404 method to send 404s from any u
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摘要:There are two ways to correctly type checks number: When using Number.prototype methods, some of them return String as result: We can see this string:
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摘要:const result = Number('55px'); // isNaN "NaN" console.log(isNaN(result)); // true console.log(isNaN('I am a String!')); // true -- NOT Good console.log(Number.NaN); // safer approach console.log(Nu...
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摘要:What's your expect of the output?: The answer is 'false'. Because: Therefore if we do calculation on Frontend: The result is not correct. The solution
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摘要:Proxy configuration: When we have already fews applications running in the workspace, and we want to add 'api' layer for one applicatrion only, we can
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摘要:Which selectors your choose for your tests matter, a lot. In this lesson, we'll see the recommended Cypress best practices for selectors, and why we s
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摘要:pom.xml: The process can be divide into 6 steps: 1. Update db configs in application.properties 2. Create Employee entity 3. Create DAO interface 4. C
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摘要:For example you are working in a backend project, you have setup Dockerfile: Here is the .env: Because we want to setup Database as well, therefore we
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摘要:The Shadow DOM protects your components from style conflicts. The same protection also makes it hard for users to modify the inner style for their own
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摘要:If you were using Microservice with Spring Boot to build different REST API endpoints, context path might help you. For example, you have two endpoint
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摘要:Check the playground.
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摘要:The problem we will solve is to convert from Celsius to Fahrenheit, where the approximate formula is: 𝑓=𝑐×1.8+32 We will give TensorFlow some sample
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摘要:// Directions// Given an array and chunk size, divide the array into many subarrays// where each subarray is of length size// Examples// chunk([1, 2,
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