Programmer Think

Most people have experienced high school, it is not difficult to find that 650 points in the college entrance examination and 450 points in the book list are basically the same, why? This is often not because they are exposed to more information, but because they deal with information in a different way. They are often good at collating inf ...

Time: Monday, 24 April 2017Note: Part of the content of this article is from Mucho.com. @ Mu Course Net: http://www.imooc.comTeaching sample source code: https://github.com/zccodere/s...Personal learning source code: https://github.com/zccodere/s... Chapter 1: Course introduction 1-1 Course Introduction What is Spring Data Purpose: To provide a ...

Think about the Java you learned before. If a class needs to refer to an object, it needs to manually create a new one. The problem with this is that if the referenced class is changed or deleted, all the classes that reference it will report an error. Because the two classes are coupled together. The solution is to be controlled by a third-par ...

I. Preface In the last blog, a small editor introduced you. Send mail with attachments It's also good to practice. This blog paves the way for the next blog, because a push function is needed in the project to display the push information flexibly to an inherent template. So in order to achieve this goal, freemarker is introduced into the edi ...

Disclaimer: This blog is for personal learning records only. Recently, when I was bored, I browsed the major recruitment websites and found that all the recruitment requirements had written about im experience or integrated experience of Rongyun Huanxin. Here the blogger specifically to understand the XMPP protocol and use OpenFire server to ...

Dozer is a common Java copy tool, which is commonly used to map attributes. We usually encapsulate it as follows: public class DozerHelper { private static Mapper mapper; public static <P> P clone(P base) { if (base == null) { return null; } if (ClassUtils.isPrimitiveOrWrapper(base.getCla ...

A Summary 1. Background of Comparable and Comparator Numeric data (byte int short long float double) is naturally comparable and sortable. String implements Comparable interface and can also compare size and sorting. There are many kinds of custom classes, and there is no common index for sorting. Therefore, it is necessary to establish a metho ...

Time: Tuesday, 11 July 2017Note: Part of the content of this article is from Mucho.com. @ Mu Course Net: http://www.imooc.comTeaching Source: NoneLearning source code: https://github.com/zccodere/s... Chapter 1: Class level annotations 1-1 Introduction to this Chapter Introduction to this chapter Brief Introduction to Hibernate Annotations The ...

1. Generation of Aspect Oriented Programming Requirements Code clutter: With more and more non-business requirements (logs, validation, etc.) added, the original business approach has expanded dramatically.Each approach must take into account multiple other concerns while handling core logic. Code Distribution: For example, log requirements, ...

Personal accumulation, please do not reproduce privately, please contact before reproducing Code and article resources https://github.com/jedyang/DayDayUp/tree/master/java/springboot Reading notes based on Spring Book CookBook focus on personal understanding and practice rather than translation. test For a comprehensive analysis of unit tes ...