Recent Posts
-
Export query results to excle
Input the query results and click export to export the query results to the excle table. The foreground code is: This …… -
Java implementation of CORS cross domain request
With the completion of the project, the front end can now obtain the data of the background across domains, which is m…… -
Key notes on Java programming ideas (java development must see)
The Java programming idea is a must read classic for java learning. It is worth reading for both beginners and Daniel.…… -
-
A memory leak analysis of Java
Current environment Code address Git address: background Online troubleshooting First, we need to check on the server.…… -
The difference between super() and this()
1) The call to super () must be written in the first line of the subclass construction method, otherwise the compilati…… -
On the differences among set, list and map in Java
http://developer.51cto.com/art/201309/410205_all.htm -
-
Usage Summary of synchronized keyword
< div class = "CL preview section" > < p id = "synchronized" three application methods "> synchronized key…… -
Java basic 03 operator branch structure loop structure
1.2 shift operator < < represents the shift left operator, which is used to move the binary bit of the variable …… -
Deep understanding of class objects and reflection mechanism in Java Foundation
There are three main ways to obtain class objects: @ h_ 502_ 4 @ get the class. Forname method through the instance ge…… -
May you go out of your life and return to Java parser
A few days ago, a friend of mine gave me a Haskell question This question is interesting and not difficult. This probl…… -
Dynamic graph demonstration of top 10 classic sorting algorithms. It’s enough to read this article! (with corresponding code)
Sorting algorithm is one of the most basic algorithms in data structure and algorithm. Sorting algorithms can be divid…… -
What’s the difference between int and integer?
Java is an almost pure object-oriented programming language, but basic data types are introduced for programming c…… -
No java code is required to generate microservice applications with security verification through jhipster
< p class = "indent" > let's continue logging in to our application and navigate to the account > login menu …… -
Quick sorting of sorting algorithm
< H1 id = "Introduction to algorithm" > I. Introduction to algorithm Quick sort: the basic idea of quick sort is…… -
Java basic 01 variables, comments and data types
1.4 common notes / / single line comments, from / / to the end of the line. /**Start and end with * /. 2. Data type 2.…… -
Three ways and differences of creating threads in Java
In Java, there are three methods to create threads: 1. Inherit thread class If you inherit the thread class, you must …… -
How to build high performance mysql index
< p id = "_1" > this article focuses on how to build a high-performance MySQL index, from which you can learn ho…… -
Selenium Usage Summary (Java version)
Selenium is widely used in recent development because it has not been used before and has gone too far. This is a reco…… -
One dimensional array of java basic 04 loop structure
1. Circulation structure 1.1 for loop (1) syntax format 1.2 double for loop Modify initial value expression 6 = "judge…… -
-
Deep understanding of Java object
The object object in Java is the direct or indirect parent object of all objects. Several methods defined in it are ea…… -
Redis interview questions and answers
1. What is redis? Describe its advantages and disadvantages? The full name of redis is remote dictionary Server is ess…… -
This time, let you thoroughly understand interfaces and abstract classes
The purpose of this article is to discuss the role, examples and usage scenarios of abstract classes and interfaces, w…… -
Thoroughly understand the basis of Java concurrency (I)
Multithreaded programming is to make the program run faster, but it does not mean that the more threads are created, t…… -
What are the good designs of the service framework as a java web framework
preface Recently, I need to develop a pure api project. From scratch to the completion of the development of the compl…… -
Comprehensive summary of Java generic knowledge points
preface I have always believed that generics is a very basic and important concept in programming language design. Wha…… -
Five ways to create objects in Java
We always talk about creating a new object without an object. The method of creating an object has become a deep-roote…… -
javaSystem. out. Println() output byte [] and char [] exceptions
@H_ 301_ 0@javaSystem.out.println () abnormal output of byte [] and char [] Today, someone suddenly asked me that he w……