Recent Posts
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Detailed explanation of Java JTree jcheckbox tree check box
This example shares Java JTree JCheck@R_958_2419 @The tree check box shows the specific code for your reference. The s…… -
Java multithreaded atomic package operation atomic variables and atomic classes
Before reading this article, you can take a look at the introduction and usage of Java multithreaded atomic package to…… -
Introduction to JUnit unit testing
@H_ 403_ 2 @ What is unit testing Write a class to be used by others. Will there be a bug? What should I do? Test it. …… -
Java & JavaScript custom encrypted data transmission code example
In the process of developing applications, the client and server often need to transmit data. When important privacy i…… -
Analysis of runtime data area of Java virtual machine
JVMmemorymodel This article mainly introduces the runtime data areas described in the JVM specification. These areas a…… -
Java thread pool work queue saturation policy code example
Thread pool is a practical tool for collecting parallel execution tasks. With the introduction of multi-core architect…… -
Java comes with an encryption class messagedigest class code example
Messagedigest class Messagedigest class provides the application with the function of information summarization algori…… -
On the difference between Maven’s jar package and war package and the packaging method
Jar files include Java ordinary classes, resource files and ordinary files. In maven, you can package all files under …… -
Mybatis gets the self growing field value (ID) of the inserted record
Step 1: Add the properties "usegeneratedkeys" and "keyproperty" in the mybatis mapper file, where keyproperty is the p…… -
On the difference between Maven’s jar package and war package and the packaging method
Jar files include Java ordinary classes, resource files and ordinary files. In maven, you can package all files under …… -
Implementation method of Java verification code function
1、 Foreword It can be said that the verification code has been very common in our life. Any website and any app will …… -
Long press to modify the contents of listview object in Android
The results are as follows: I open a pop-up window in the listview item long press event. There is an EditText object …… -
Android implements automatic rotation viewpager with indicator
preface Recently, when working on a project, there is a need to realize the automatic rotation type viewpager. The mos…… -
Android realizes infinite loop automatic playback of carousel figure view control with indicator based on viewpager
Recently, I used the rotation chart that requires unlimited rotation and automatic playback. I felt that there were su…… -
Android programming to achieve custom sharing list action_ Method of send function
This article describes an example of Android programming to realize user-defined shared list action_ Method of send fu…… -
Android realizes the effect of regular automatic jump of APP activities
App's small function points can be implemented in dozens of lines of code Master page code The basic idea is to use a …… -
Android click the button to return to the top implementation code
Click the button to return to the top and go directly to the code Layout file Button click event With a jump to the bo…… -
Implementation method of running lantern effect in textview in Android
Conditions: 1、android:ellipsize=”marquee” 2. The textview must be displayed in a single line, that is, the content mu…… -
Android programming method to realize the flashing effect in the upper notification bar
This article describes the method of Android programming to realize the flashing effect in the notification bar above.…… -
Summary of adding horizontal and vertical lines in Android
Summary of adding horizontal and vertical lines in Android 1. Add a horizontal line 2. Add vertical lines 3. Others, o…… -
Android dynamically adds indicator navigation to viewpager
Let's see the effect first The shape and color of small dots can be defined by themselves, depending on the demand Fir…… -
Detailed explanation and example code of Android togglebutton
Detailed explanation of Android togglebutton During the development of Android, the use frequency of togglebutton is a…… -
Android custom view — implementation code of sector statistical chart
Android sector statistics Let's see the effect first: If you think it's OK, keep looking down! Custom view Define memb…… -
Android 6.0 Bluetooth fails to scan the device or flash back. Solution
Android 6.0 Bluetooth fails to scan the device or flash back. Solution preface: At present, the company to be is a sma…… -
Android realizes alarm clock function small dome
If the alarm clock doesn't wake up, you can adjust it yourself. This is the most basic MainActivity RingActivity RingR…… -
Android – implementation code for switching fragment page function
Scenario: use fragment to realize page cutting. Class structure: 1： Activity Getsupportfragmentmanager(). Begintransa…… -
Method for making Android floating background effect
Gif animation effect is not very good, the actual effect is very smooth, and adding different graphics can form variou…… -
Method for Android programming to realize videoview circular playback function
This paper describes the method of Android programming to realize the circular playback function of videoview. Share w…… -
Android custom View to achieve Alipay effect
This article introduces how to customize the view with attribute animation to achieve the following effects The implem…… -
Android layoutinflator loading layout details and example code
Android layoutinflator loading layout details For students with some Android development experience, they must have us…… -
Android recyclerview selects the implementation code of multiple items
Imitate the channel selection of Netease News client's reading preference. First look at the implemented page: Direct …… -
Implementation of listview drop-down refresh of Android custom control
I've learned custom controls for a long time and found that I always forget them, so I plan to use a blog to record my……