Zhentiw - 博客园

2020年12月23日

[Unit Testing Java] Unit testing with Mockito vs. integration testing

摘要： Service: package com.example.ec.service; import com.example.ec.domain.Tour; import com.example.ec.domain.TourRating; import com.example.ec.repo.TourRa 阅读全文

posted @ 2020-12-23 03:40 Zhentiw 阅读(475) 评论(0) 推荐(0)

[Spring Java] identify transactional business services boundaries

摘要： If one request failed, we want to keep database untouched as if the request never happen. Spring makes it easy to add: @Transactional To the method or 阅读全文

posted @ 2020-12-23 02:14 Zhentiw 阅读(100) 评论(0) 推荐(0)

2020年12月20日

[CSS 3] Apply Aspect Ratio Sizing to Images with CSS object-fit

摘要： The CSS property object-fit instructs an img to act as the container for its own contents. We can then use the value cover to have the image content b 阅读全文

posted @ 2020-12-20 21:35 Zhentiw 阅读(104) 评论(0) 推荐(0)

[CSS3] Create Viewport Responsive Layout Spacing Using CSS Clamp

摘要： Learn how to use the modern CSS property clamp() to create responsive layout sizing that adjusts to the viewport size without the use of media queries 阅读全文

posted @ 2020-12-20 21:32 Zhentiw 阅读(110) 评论(0) 推荐(0)

[CSS3] Apply Image Filter Effects With CSS

摘要： Apply a grayscale and blurred effect on an image without the use of graphics software by using the CSS filter property. Additionally, use an inset box 阅读全文

posted @ 2020-12-20 21:28 Zhentiw 阅读(111) 评论(0) 推荐(0)

[Java Spring Data] Optional<> query response, orElse, orElseThrow, ifPresent

摘要： Repo: public interface CourseRepository extends CrudRepository<Course,Integer>{ Optional<Course> findByName(String name); @Query("Select new com.examp 阅读全文

posted @ 2020-12-20 20:40 Zhentiw 阅读(193) 评论(0) 推荐(0)

2020年12月18日

[Java Spring Data] Query by example

摘要： @Test public void queryByExample() { System.out.println("\nFind the Department with the name 'Humanities' \n" + departmentRepository.findOne(Example.o 阅读全文

posted @ 2020-12-18 04:24 Zhentiw 阅读(145) 评论(0) 推荐(0)

[Java Spring data] Paging and sorting

摘要： package com.example.university.repo; import com.example.university.domain.Staff; import org.springframework.data.domain.Page; import org.springframewo 阅读全文

posted @ 2020-12-18 04:20 Zhentiw 阅读(123) 评论(0) 推荐(0)

[Java Spring data] @Query @Param

摘要： package com.example.university.repo; import com.example.university.domain.Staff; import com.example.university.domain.Student; import com.example.univ 阅读全文

posted @ 2020-12-18 04:10 Zhentiw 阅读(236) 评论(0) 推荐(0)

[Java Spring Data] Query method clauses and expressions

摘要： Entity: package com.example.university.domain; import javax.persistence.*; import java.util.ArrayList; import java.util.List; /** * JPA Entity represe 阅读全文

posted @ 2020-12-18 03:59 Zhentiw 阅读(117) 评论(0) 推荐(0)

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