Mobile Develop

first, Brief introductionIn today's Android apps. Inevitably, images are used. Let's assume that every time you load a picture, you pull it out of the network again, so it's not only consuming user traffic. And the images are loaded very slowly and

Http://blog.sina.com.cn/s/blog_44fa172f0102vwr2.htmlWith the code directly, there is also the experience that Setapplicationeventhandler can register multiple event methods.Unit Unit6;InterfaceUsesSystem.sysutils, System.types, System.uitypes,

iOS performance optimizations: Instruments toolsPreface: Even if the cow programmer, write the great code still there are many optimizations, not to mention our ordinary programmers write the ordinary code (such as the author) there are many

This article is a series of articles, I am in the long-distance development of Android a little thoughts and records, I will try to follow the first easy after the difficult sequence to write the series. The series cited the "Android Development art

Recently did a scan code login function, briefly explain the idea:Web-side generated a two-dimensional code, two-dimensional code content is a string of random garbledThen take the scanning function in the app to sweep, read to garbled, and the

Android SDK manage in domestic use, the default path can not be used, you need to configure the domestic address, but many of the domestic mirror station package is not complete, here provide a more complete mirror address:mirrors.neusoft.edu.cn,

NET grab, this kind of terminology, you should have heard a lot.Regardless of how it is expressed, the essence is to analyze the network interaction when the packet, in order to obtain the desired information.We may encounter this scenario: "How is

Network optimization is a very important part of all app development, and if the network request is preceded by a click to jump activity, the speed of the network load will be improved. That is, the network pre-load box frame.Network pre-load frame,

Ma JianEmail: [Email protected]Published: 2018.01.06P1: From the school headquarters out, riding in less than 10 minutes to reach the White Crane hillock Fortress (solemn declaration: The doorway is not really I put the worship). In fact, the height

first, the application of the start WayTypically, there are two types of start-up: Cold start and hot start.1, cold start: When the application is launched, the background does not have the process of the app, then the system will re-create a new

In Uiscrollview, Uipagecontrol is added as the page number ID, allowing the user to know the current pages clearly. One of the points that we need to optimize is to make Pagecontrol's small dots precisely follow scrollview. Let's take a look

What you're doing this time is the registration page for the Bupt People Forum app. This registration page is an embedded Web page, as it is intended to be used by both Android and iOS platforms. So it's actually doing web development on the mobile

Transferred from: https://www.ianisme.com's BlogFirst, preface: Tip: Originally this article is ready at Christmas, but for various reasons have not finished, today will write it, also is 2018 years of the first article. Hello, 2018!

Service; zygote killed by signal, zygotekilledI. Problem Description 01-07 21:57:03.228 1690 2829 D ActivityManager: cleanUpApplicationRecord -- 576201-07 21:57:03.232 1690 1702 W WindowManager: Attempted to remove non-existing token:

Function Code separation and code structure if return values are Boolean Functions and judgment optimization, if Boolean When learning the first line of code, I learned that AppCompatActivity can be inherited by creating a new class. Other newly

Android custom View: Paint details, androidpaint In the first article, I learned how to set various attributes using the Paint method, and used the drawxxx () method to draw various simple views. This article mainly gives a detailed understanding

Gradle Learning: the basis for custom building and gradle Building1. Configure the Manifest File You can configure applicationId, minSdkVersion, targetSdkVersion, versionCode, and versionName directly by building a file instead of the manifest file.

Applet cache: local cache, synchronous cache, asynchronous cache, and Applet asynchronousAbout local cache 1. wx. setStorage (wx. setStorageSync), wx. getStorage (wx. getStorageSync), and wx. clearStorage (wx. clearStorageSync) can set, retrieve,

How to use a tool to capture the data returned by the Fiddler modification background interface and capture the data returned by the fiddlerHow to use a tool to capture data returned by the Fiddler modification background Interface In client

Bluetooth protocol specifications (irOBEX, BNEP, AVDTP, AVCTP ),Chapter IV Bluetooth protocol specifications (irOBEX, BNEP, AVDTP, AVCTP) I. IrDA Interoperability Protocol IrOBEX infrared object interaction protocol (OBEX) enables high-level