Mobile Develop

Due to the project requirements, in the System multimedia management database storage image files in the table need to add a new field, source code in: Project \packages\providers\mediaprovider\ Mediaprovider.java, in the Updatedatabase () method,

"Appcan Front-end development is very simple, as long as the mastery of two aspects of technology can be." On the one hand, you will use the grid layout to complete the UI typography, and on the other hand use the Appcan MVVM model to complete the

Note: The rounded effect of all iOS icons is generated by the system, and the icons given cannot be rounded.1. Desktop icon (app icon) For IPhone6 Plus (@3x): 180 x For IPhone 6/5S/5/4S/4 (@2x): x 120 2. System search box icon

To parse the crash log, you first need to keep the compiled. xcarchive file at the time of publication. This file contains the. dSYM file.My general practice is, after the successful release, put this file. Xcarchive directly into the version branch

First, if the chrome option has this analog device (such as iphone 6 Plus):1, start selenium Grid first, such as command: Java-jar Selenium-server-standalone-xxx.jar.2, the code is as follows:#Coding=utf-8 fromSeleniumImportwebdrivermobile_emulation=

Broadcast in Android The system will generate a lot of events in the process, some events, such as: Power changes, send and receive text messages, call, screen unlock, boot, etc., the system will send a broadcast. As long as the application

Recently in the Aurora push, before the use of Baidu push, but the bad news delay, change the aurora, change it, doesn't matter anyway I won't, so began to see the Aurora push documents, in the heart scold with Baidu document detail degree can not

Android Architecture Chapter Mvp+rxjava+retrofit+eventbusHigh-level should not know the details of the lower levels, should be oriented to abstract programming. The implementation of the business is given to the class of the implemented interface.

Plus this sentence is OK.Width=device-width Automatic Adaptive bandwidth widthInitial-scale Initial zoom ratioMinimum-scale allows the user to zoom to the minimum scaleMaximum-scale allows the user to zoom to the maximum scaleUser-scalable-whether

Asynctask, a lightweight asynchronous class provided by Android, can directly inherit Asynctask, implement asynchronous operations in a class, and provide interface feedback about the current level of asynchronous execution (UI Progress updates can

In today's mobile era, it's too heavy to talk about the "survival" topic of apps. However, in the face of millions mobile application of the fierce competition from the army, and ensure that "stand without fail", such a discussion is particularly

"0" README0.1) This article describes the move from core Java Volume 2, which is designed to understand the Java flow and file--randomaccessfile class parsing knowledge;0.1) This article goes from: http://blog.csdn.net/akon_vm/article/details/7429245

Mobile App Development environment Installation OneEnvironment Installation Preparation softwareTwonode 's installation Install the corresponding version of the file as you would install the normal softwarenodesoftware, ready to run after

1. Import as ProjectCreate a new project a locally, the project directory is as followsItem B on GitHub, project catalog is as followsReplace the four files/folders of the locally created project A with the same content from GitHub on item B, and

1.-webkit-tap-highlight-color:rgba (255,255,255,0) can simultaneously block the shadow that appears when clicking on an element under iOS and Android.Note: The transparent property value is not valid under Android.2,-webkit-appearance:none can

InlineIn some frameworks in iOS, static inline is a keyword combination that often occurs. Static does not have to say more, indicating that it is applied in the current file, such as static A, and that static a can appear in other files.

Title: Give an apple tree with N (01. The number of apples grown on the leaf node equals the label of the leaf node.2. A Father node has a K-son node, until its K-son node grows out of the apple, the Father node began to grow apples. The number of

# This demo implementation principle comes fromHttps://github.com/dodola/HotFixhttps://zhuanlan.zhihu.com/p/20308548# Anti class function, and its principleFor example, A,b,c is a three class, they are packaged into the same Dex file when the APK

For developers, the best thing to do with app promotion and ASO optimization is the effect, but it's also one of the hardest things to do. In the process of statistics, we often need to pay attention to a lot of data indicators, how can we use this

Use the Open Source feature library (need to be stored in the phone's SD card root directory); Get a picture of a scanned phone number box in the camera preview bitmap object, to the open source code identification number, the recognition of the