Recent Posts
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Talking about Java BitSet usage scenarios and code examples
1、 What is BitSet? Note: the following contents are from JDK API: The BitSet class implements an on-demand bit vector…… -
How to use simpledateformat in Java
The content of this paper is mostly based on official documents and online experience summary, which is sorted and acc…… -
Java method to get the number of occurrences of a specified string
Get the number of occurrences of the specified string in another string in Java for your reference. The details are as…… -
Detailed explanation of spring boot external configuration (configuration centralization)
preface In order to configure flexibly in projects, we often use configuration files. Common configuration files, such…… -
Implementation of AOP process with Java core library
This article is about a difficult and complicated problem of Java. It implements a simple AOP method by using the Java…… -
Detailed explanation of Java NiO server-side development
1、 Introduction to NiO class library 1. Buffer Buffer is an object that contains some data to be written and read. In…… -
Solution to spring websocket 404 error
Recently, when learning spring websocket, write the code according to the example in spring in action, and the runtime…… -
Maven + Alibaba cloud creates a central warehouse for domestic images (available for personal testing)
As we all know, one of the headaches in wall development is that the connection speed of Maven warehouse is too slow. …… -
How should final function on variables, parameters, methods and classes in Java be handled
The function of modifying parameters with final in Java methods Adding the final keyword in front of method parameters…… -
Quickly understand various annotations in spring
Annotations in spring can be roughly divided into two categories: 1) Spring's bean container related annotations, or b…… -
Java method for obtaining timestamp accurate to seconds
This example shares the specific code of Android Jiugongge picture display for your reference. The specific contents a…… -
Java string and date type conversion tool class
The common methods of string to date and date to string are as follows The above is the whole content of this article.…… -
Complete code example of TCP communication in Java network programming
1、 Overview Socket class is the basic class for Java to perform client TCP operations. This class itself uses code to…… -
Java programming undirected graph structure storage and DFS operation code explanation
Concept of graph The graph is an extension of the tree in the algorithm. The tree is a top-down data structure. All no…… -
Detailed explanation of Java tool class dateutils instance
This example shares the specific code of Java tool class dateutils for your reference. The specific contents are as fo…… -
Four step five minute spring4 rapid integration with swagger
If your company hasn't used swagger and hasn't even heard of swagger, quickly learn my blog. It's five minutes quick a…… -
Java date time string and millisecond conversion method
The content of this paper is mostly based on official documents and online experience summary, which is sorted and acc…… -
Java dateutils tool class for time conversion
This example shares the dateutils tool class of time conversion for your reference. The specific contents are as follo…… -
Java programming realizes the complete code of depth first search and breadth first search based on graph
To understand the 15puzzle problem, we learned about depth first search and breadth first search. Let's talk about dep…… -
Config. In mybatis Detailed parsing of XML configuration file
After the previous articles, I think the understanding of the main topic of mybatis is enough, but I think the use of …… -
Configuration and simple usage of mybatis paging plug-in PageHelper (recommended)
preface When tables are involved in the process of web development, such as datatable, there will be paging requiremen…… -
Example explanation of Java advanced virtual machine loading mechanism
The JVM loads binary streams, which can be Class file can also be in other forms. If it is designed according to the l…… -
Detailed explanation of Chinese and English time format conversion in Java simpledateformat
Simpledateformat is a concrete class that formats and parses dates in a locale dependent manner. It allows formatting …… -
Implementation code of Android sharing function
Implementation code of Android sharing function In an activity, take out all activities that support sharing actions i…… -
Android realizes picture click preview effect (zoom animation)
reference resources: https://developer.android.google.cn/training/animation/zoom.html 1. Create views The following la…… -
When Android clicks the imagebutton, it has the effect of “pressing”
When Android clicks the imagebutton, it has the effect of "pressing" 1 after adding a picture to the imagebutton, it h…… -
6 ways to transfer data between Android activities
Putextra pass using inten In the first activity In the second activity Bundle passing using intent In the first activi…… -
Key value setting of property module in Android
Key value setting of property module in Android Prop module saves a small amount of global shared information, and its…… -
Textview in Android automatically recognizes the URL and realizes click jump
preface In the project, we should automatically match the URL and click to jump in the displayed text. It's very compl…… -
Implementation of recyclerview general adapter in Android
Implementation of recyclerview general adapter in Android preface: Version 5.0 of the SDK has been out for N years. It…… -
Android startup page advertising (Tencent advertising alliance) solution and source code download
Android launch page advertising (Tencent advertising alliance) The startup page has become the standard configuration …… -
Android development implements “drag and drop” and “slide delete” on recyclerview – 2
In the previous article, I introduced Android and took you step by step to implement the "drag and drop" and "slide de……