Android

Override listview, slide horizontally to display the delete button, click the button to delete item, listviewitem First, let's take a look: Next, let's take a look at the specific operations: Prepare a deletion button layout and create a button. xml

Analysis of Android graffiti technology and scratch examplesOverview: A long time ago, I wanted to study graffiti in Android. It was actually not a research. After all, it was a relatively simple knowledge point. The following describes how to

Android app exit by pressing the back key This article describes how to exit the application by pressing the back key for Android. Share it with you for your reference. The specific analysis is as follows: Recently, when I was working on an Android

The Android GradientDrawable advanced application will not be used by the artist at all, gradientdrawable First, see Figure 1 for the custom Textview 2 and 3 for the click effect. The specific implementation is as follows: 1. Define custom control

Parsing XML files and parsing XML files1. The reason for applying the configuration file is that we often use the configuration file in the program. We want to configure the parameters in the configuration file to facilitate database replacement

Android Studio development basics-Context usage instructions 1. Context description Context is an interface used to access global information, such as application resources (slice, String, etc.). Some common components inherit from Context, such as

Content provider and providerContent Provider writing Content providers provide interfaces for third-party application calls to add, delete, modify, and query requests. Step 1: Create a class to implement ContentProvider Package com. miquan. demo;

Android v7 package import common errors, and project reference v7 package error solution, androidv7 In android, v4 v7 v21 and other packages are extended support packages for the android system. You just want to install windows System

Third-party call (1), third-party call ( Third-party call function description: The third-party call function allows a user to call a third party without interrupting the call, the call between the caller and the other party is not affected when

The Efficiency Test of using transform and gameObject directly in Unity, unitygameobject It is better to believe in books than to have no books, not to mention the blogs of online developers. My blog is also included here. Sometimes I can look back

Android text rendering A common method for rendering text using OpenGL is to calculate a texture image that contains the displayed text, which usually uses a complicated packaging algorithm to minimize the redundant part of the texture, before

The android toast settings are shorter than the Toast. LENGTH_SHORT settings. Recently, I have been engaged in android development. Many things have not considered versatility when used. For example, I often use toast and the Toast that comes with

Android must know-create NinePatch images, This article provides notes for the free CSDN course NinePatch image production from entry to mastery. It is recommended that new users watch the video first, so that they can easily review the notes,

Share Component usage records and component records Sharing components are often used in applications. Of course, many third parties provide social sharing services, such as ShareSDK and umeng. This is neither sharesdk nor umeng. Record the

Dummynote with slide deletion, slide deletion dummynote Introduction: first, this application integrates the Dummynote I made earlier. The note deletion mainly relies on the ContextMenu after the long-pressed Public void onCreateContextMenu

Android AsyncTask user experience and error handling-UI components can only be changed in the main thread You will always use the AsyncTask class frequently, especially in network processing. Check the corrected code first: this is the normal code:  

Learn about Linux with laruence-Summary of learning, Summary of laruence linux Throughout the entire process, I have learned a lot from "laruence's Linux private house dish-basic articles", from the basic understanding of Linux, to the understanding

The main thread of the Android thread sends messages to the subthread, and android sends messages. I have been discussing with you about Android threads for some days. The most talked about is how to send data from sub-threads to the main thread for

Android studio update Gradle error solution, androidgradle When importing Android Studio, the first thing is to download the gradle of the corresponding version of the project. However, Android Studio is slow to download corresponding gradle because

Android allows scaling, cropping, rotating, and storing images, I. Problem Description During development, when we need a large image and some small images, we only need to scale the image in different proportions through code, which