Mobile Develop

Recently updated the SDK in Android studio to the latest version, as part of the configuration has been modified.Then, when you open the layout file, a rendering error occurs Rendering problemtheisversionof android studioTip: As shown above. This is

This is what I do in the project about version updates, first of all, to talk about the general idea.Idea: Get the current version number from the server at program startup and compare it to the local version number.1. If a mandatory update is

The Android platform offers two types of animations. One is the tween animation, that is, the object in the scene constantly changing the image to produce animation effects (rotation, translation, indentation and gradient).The second type is frame

Preference settingsFirst, Brief introductionMany iOS apps support preferences such as saving usernames, passwords, font size, and more, and iOS offers a standard set of solutions to add preferences to your appEach app has a Nsuserdefaults instance

Generate server-side push p12 filesRequired Documents: A, development certificate Aps_developer_identity.cerB. Local exported private key: PRODUCT_PUSH.P12C, the request file used to generate the certificate: push.certsigningrequest1. Convert

The first, using the sortedarrayusingcomparator of an array, calls Nscomparator, Obj1, and Obj2 objects in the arrayNscomparator cmptr = ^ (ID obj1, id obj2) {if ([Obj1 integervalue] > [obj2 integervalue]) {Return (Nscomparisonresult)

The picture is divided into static and dynamic, there are many kinds of picture formats, In development, it is common for. png and. jpg static images, but sometimes in the app you need to play a dynamic picture, such as a. gif with a small emoji

About server-side push to Android client, there are three main ways: 1. The client periodically goes to the service to fetch or to keep a long socket, from the nature of this is not called push, this is to go to the server to pull the data. But the

One: What is the NDK?The NDK provides a range of tools to help developers quickly develop C (or C + +) dynamic libraries and automatically package so and Java applications together as APK. These tools are great for developers.The NDK integrates the

Under the Android platform, after downloading an app, the first open is splash screen, not to mention the Android design principles do not advocate this splash screen. Let's take a look at the general scenario of using splash screen: 1, after

Recent job requirements address the vulnerability of the Web-based project, which is a appscan tool for scanning the vulnerability, in which this article is about the issue of session identity not being updated. Let's share this piece of

Output an array with no Nameclosed JSON-formatted contentDon't needinitialize the records in the bagSame as above (also visible below complete code related section)Output all records in bag, not output array name for bags=Item End="@{item:getlength}"

25 Tips and Tricks for iOS app performance tuningThe advice I'm going to give is divided into three different levels: entry-level, intermediate, and progressive:Entry level (These are some of the suggestions you'll always use in your app development)

/******************************************************************************************** * OK335xS Ubuntu 12.04.1 version Android development environment Build * * Statement: * 1. The virtual machine I use is VMware 10.0.5 64-bit; * 2. I tested

Summary of the certificate required to publish the product to the App Store, May 26, 2013 testIOS Publishing Certificate Distribution Packager true Machine Debug CertificateThis article describes the application for issuing a certificate, please

Recently, I have been learning the SSM framework, and today we have a question about mybatis generation and record it.http://blog.csdn.net/zhshulin/article/details/37956105, I tested it on this blog.First introduce MyBatis belongs to semi-automatic

This article describes two methods for generating JNI header files using the Javah command, the first known Javah command, and the second for integration Javah into eclipse. recommend the second way, easy and fast, at any time to modify the

Detailed explanation of the Android client Request server side1. Android client and server-side communication mode:Android and server communication usually uses the HTTP communication mode and socket communication mode, and the HTTP communication

Directory one, Micro-service Architecture Model 1.1 Pattern Description 1.2 Mode topology 1.3 Avoiding dependencies and scheduling 1.4 Precautions 1.5 Pattern Analysis second, the Micro-service

Original: http://www.bubuko.com/infodetail-650437.htmlIntroduction to IOS APIsTransferred from: http://book.2cto.com/201307/27019.htmlApple's iOS API has changed a lot between different versions, and this book is based on iOS 6. In this section, we