Recent Posts
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Java uses HttpSessionListener and filter in jetty9
Java uses HttpSessionListener and filter in jetty9 HttpSessionListener Called when a session is created or destroyed E…… -
Java Swing imitation cool dog music player
Today, I'd like to introduce a music player developed with Java swing, high imitation cool dog music player. The compl…… -
Thread pool principle of Java concurrency thread pool (2)_ Power node Java college sorting
Thread pool example Before analyzing thread pools, let's look at a simple thread pool example. Operation results: The …… -
Java generates excel instance code through Apache poi
First, jar Maven add dependency At first, I thought it was POI, and then I directly added the dependence of POI. Who k…… -
Java concurrency lock_ Power node Java college sorting
According to the time when the lock was added to Java, the lock in Java can be divided into "synchronous lock" and "lo…… -
Atomiclongfieldupdater atomic class of Java concurrency_ Power node Java college sorting
Atomiclongfieldupdater introduction and function list Atomiclongfieldupdater can perform atomic updates on members of …… -
In depth analysis of date and time of new features in Java 8_ Power node Java college sorting
Dates are a key part of business logic computing, and any enterprise application needs to deal with time issues. Appli…… -
Java uses regular expressions to remove redundant zeros after the decimal point
This article illustrates how Java uses regular expressions to remove redundant zeros after the decimal point. Share wi…… -
Linkedblockingdeque of Java concurrency set_ Power node Java college sorting
Linkedblockingdeque introduction Linkedblockingdeque is a bidirectional concurrent blocking queue implemented by a bid…… -
Arrayblockingqueue of Java concurrency collection_ Power node Java college sorting
Arrayblockingqueue introduction Arrayblockingqueue is a thread safe bounded blocking queue implemented by array. Threa…… -
Lambda of new features of Java 8 (power node Java College)
Functional interface Functional interface (functional interface is also called functional interface, which is actually…… -
Java video player using JMF
JMF, a multimedia development framework, is awesome. You can develop a video player with a few simple sentences of cod…… -
Unfair lock of Java concurrency_ Power node Java college sorting
Obtain unfair lock (based on jdk1.7.0_40) The process of obtaining locks is the same for unfair locks and fair locks; …… -
Goodbye to Java 8’s new features, permgen_ Power node Java college sorting
Many developers have seen the problem of "Java. Lang. outofmemoryerror: permgen space" in their systems. This is often…… -
Java to create a simple video player
Recently, there was a multimedia assignment that required visual c + + and OpenCV to write a simple video player, whic…… -
Atomicreference atomic class of Java concurrency_ Power node Java college sorting
Atomicreference introduction and function list Atomicreference is used to perform atomic operations on "objects". Atom…… -
Android Java implementation cosine matching algorithm example code
Java implementation of cosine matching algorithm Recently, I was working on a project of communication and making frie…… -
Android imitation wechat contact alphabetic sorting effect
This example shares the specific code of Android contact alphabetical sorting for your reference. The specific content…… -
Viewpager is used in Android to realize screen page switching and page rotation effect
About how to realize screen page switching, I wrote a blog post "using viewflipper to realize screen switching in Andr…… -
Detailed explanation of Android slidingmenu usage and examples
Many apps have the function of sideslip menu, and some apps have sideslip menu on the left and right ~ slidingmenu thi…… -
Android: use instance of GridView control
Listview is used for list (single column and multi row form), and GridView is preferred for multi row and multi column…… -
[Android basics] detailed introduction and implementation of animation animation
In front, popupwindow realizes the display of the pop-up menu at the bottom of imitation Tencent News. Animation anima…… -
Android alertdialog custom style implementation code
Android alertdialog custom style When you want to change the style of pop-up dialog boxes with options such as lists, …… -
Use Android studio to detect memory leaks (leakcanary)
Memory leakage is the biggest headache for Android developers. Perhaps a small memory leak may be an ant nest that des…… -
Swipelayout in Android is a sideslip control that displays the bottom menu of items. Source code analysis
Due to the need to slide the item display collection button on the project, I remember that the coder wrote a powerful…… -
Two common ways of countdown verification of Android SMS verification code
preface This paper mainly introduces the function of SMS verification code. Here, two common methods are summarized, w…… -
Read the file or folder instance under the Android root directory
In recent days, I have been busy in various senses, busy with exams and curriculum design. I have outsourced projects …… -
Android studio gradle compilation prompt ‘default not found’ solution
Error: configuration with name 'default' not found when syncing when importing a studio project Before, I was not fami…… -
Explain in detail the four whys that reference the custom internal class view in Android XML
Today, I encountered some pitfalls in applying the custom view defined in the form of internal class in XML. Although …… -
Android custom control case summary 2 (custom switch, pull-down refresh, sideslip menu)
Case 4: Custom switch: Function introduction: the function of this case is to create a user-defined switch, and you ca…… -
Storage and reading summary and simple use of Android serialization
Android serialization 1. Purpose of serialization (1) . permanently save the object data (save the object data in a fi…… -
Solution to interface jitter when switching between Android input method and expression panel
Yesterday, I thought about the input method pop-up mode of Android, and suddenly found that using the pop-up mode of d……