包含标签：Java 的文章
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Java exercise: basic data structure Exercise
1. Define a method listtest (ArrayList, list, string name) to return the index of the first occurrence of name in the …… -
ClassCastException:: cannot be cast to class java. Processing method of lang. comparable
When inserting a custom object into a data structure such as TreeSet, the following code is used: public class demo { …… -
Java Foundation: the use of JDBC with detailed code
Basic concepts JDBC architecture JDBC core components Related steps Steps to build an application Connection steps Exe…… -
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Data transfer: XML & JSON what you have to know
XML Basic concepts Syntax format of XML XML parsing method Dom4j usage example Generate XML Basic concepts Conversion …… -
Android disklrucache is fully parsed and the best solution for hard disk cache (turn) Android efficiently loads large and multi graph solutions to effectively avoid program oom
summary I remember that a long time ago, I wrote an article "Android efficient loading big picture and multi picture s…… -
Summary of the top ten classic sorting algorithms (including java code implementation)
0. Description of sorting algorithm 0.1 definition of sorting Sort a sequence of objects according to a keyword. 0.2 d…… -
Android Development Notes – Introduction to the use of the open source project slidingmenu (imitating qq5.0 sideslip menu) Android Development Notes – Custom horizontalscrollview control (realizing qq5.0 sideslip effect)
I remember writing about this sideslip effect at the end of last year. At that time, it was realized by using the user…… -
Batch download of network pictures based on Java
Yesterday, a friend met a demand for a project. He needed to download thousands of microblog expression pictures to th…… -
Java read / write configuration file — brief notes on the properties class
Any programming language has its own method and format for reading and writing configuration files, and Java is no exc…… -
Brief notes on the use of JSON lib class library
Introduction to preface: JSON lib package is a Java class library, which can convert Java objects (including beans, ma…… -
Introduction to struts
1、 What is struts 2、 Struts 2 Architecture 1. The client sends a request to the servlet container (such as Tomcat). …… -
Loading mechanism of Java classes
1、 Class loading mechanism The virtual machine loads the data describing the class from the class file into memory, v…… -
Android Development Notes – high imitation Sina Weibo word processing (keyword highlighting, custom expression replacement and click event)
Let's take a look at the renderings. This is a Sina Weibo client I wrote in my spare time: Today, let's talk about how…… -
Android efficiently loads large and multi graph solutions to effectively avoid program oom (turn)
The main content of this article comes from Android doc. I have done some processing after translation. Good English f…… -
Deeply understand the refresh and expire refresh mechanisms of guava cache
1、 Thinking and guessing First, let's look at three time-based ways to clean up or refresh cached data: Expireafterac…… -
Data acquisition based on Java (2)
In the previous article Java based data collection (I): http://www.cnblogs.com/lichenwei/p/3904715.html How to read th…… -
Android Development Notes – create your own blog app (I) Android Development Notes – create your own blog app (II)
Recently, there have been a lot of things. Blog updates have fallen behind again. I usually have a habit. I like to lo…… -
Android Development notes — some summary about handler (Part I) — Android Development notes — about the use of asynctask
Following the previous article @ l_404_0 @, today we will talk about another asynchronous operation class handler that…… -
Factory pattern of software design pattern (Java) Java read-write configuration file — a brief note on the use of the properties class
What is the factory model? Factory mode is the most commonly used instantiation object mode. It is a mode that uses fa…… -
The three frameworks of struts 2 + hibernate + spring (SSH) integrate jar packages
Struts 2 + spring 3 + Hibernate 3 framework integration 1. Each framework uses (development environment construction) …… -
Introduction to Java design patterns and detailed explanation of eight common design patterns
1、 What is a design pattern Design pattern (design pattern) is a set of code design experience that is repeatedly use…… -
Introduction to the life cycle and working principle of Servlet
1、 Servlet lifecycle The servlet life cycle is divided into three stages: 1) initialization phase: call init() method…… -
Solution to git pull conflict
Processing steps: 1. First store the local modifications $git stash, so that all local modifications are temporarily s…… -
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Based on Android high imitation how old Net to realize face recognition and estimate age and gender. Gson’s brief notes
A few days ago, Microsoft launched the big data face recognition age application how old Net, it can quickly obtain th…… -
Gson brief notes
Introduction to gson: Gson is a Java class library provided by Google to map between Java objects and JSON data. You c…… -
Understand the principles of restful
How to explain to your wife what is restful My wife often likes to read the technical magazines I subscribe to. She ca…… -
Android Development Notes – personalized textview (Sina Weibo)
In the past few days, I have been imitating Sina Weibo client. When processing Weibo information, I need to deal with …… -
Data acquisition based on Java (I)
Previously, I wrote 2 articles on PHP data collection and warehousing: Data collection and warehousing based on PHP (I…… -
Agent model of software design pattern (Java)
It seems that I've stopped writing for nearly half a month. I really shouldn't. in the new year, I always return to ze…… -
The difference between string, StringBuilder and StringBuffer
StringBuffer, StringBuilder and string can all be used to represent strings. String class is immutable. Any change to ……