Mobile Develop

Summary of common errors and warnings in development (23) Version Conflict Issues   One: Version code version conflict occurs when the err:out of data -----------Solution------------------First update re-commit two: Xib version conflict --Solution---

-(void) DrawRect: (cgrect) rect{CGRect bounds = self.bounds;//based on bounds center pointCgpoint Center; Center of the centering screen of the centercenter.x = bounds.origin.x + bounds.size.width/2.0; Calculate the span of the screen separately,

Description1 This article is intended for safe learning and teaching purposes only, and some of the techniques mentioned are offensive, so be sure to use them legally. 2. "None of this was my job, and I was in charge of saying it." "3. Images are

Http://www.cnblogs.com/del/archive/2008/10/25/1319318.htmlThe second parameter of the Tapplicationevents.onmessage Handled if True, indicates that the message has been processed, and ends there. UnitUnit1;InterfaceusesWindows, Messages,

Baidu Map provides a map of the state of the object BmkmapstatusThis class represents the map state information@interface Bmkmapstatus:nsobject{float _flevel; Scale, Level 3-19float _frotation; Rotation anglefloat _foverlooking; Top angleCgpoint

About KVO, estimated that many students on the same kvo is very vague, have heard everyone said, interview will ask, but rarely used in development, the general use of a component is also used in encapsulation, and this package is not to be done by

To the Cordova WebApp development: (6) How to write a plugin for getting the app version number under iOS? "So far, we've largely learned how to use Cordova, and those are the necessary skills for developers using Cordova." Today we're going to talk

As we all know, the various elements of the mobile side are adaptive screens, such as width, height, font size, and so on, and we can use EM, REM or% to achieve the goal! Here is a problem is very tricky, is the self-adaptation of the icon, because

When writing an Android application, the interface is usually related to the activity, many times we need to use the activity object in the pure Java environment, in general we all rely on parameter pass to use. Now we can use the pure Java code to

The possible key values in Launchoptions are shown in the Launch Options keys section of uiapplication Class reference. If the user launches directly, no data in the lauchoptions; If it is started by another application through OpenURL:

1,installation Error:install_failed_version_downgradePlease check the Logcat output for more details.Launch canceled!Reason:Android:versioncode, we have the same name app installed in our phone and android:versioncode is higher than the app that

Android-ripple-backgroundIntroduced:A background image control that can produce a wave effect, which can customize the color, the speed of the wave expansion, the number of laps of the

Summary of common errors and warnings in development (25) afnetwork decoding problem content-type:text/htmlRecently in the implementation of the AFN network request, there is a very headache, and later found that many people have encountered the

when deploying two or more projects under Tomcat , it is best to define the Webapprootkey parameter in the Web. xml file and, if undefined, default to "Webapp.root", as follows: webAppRootKey webapp.root It is best to

What is the iterator pattern? Iterators provide a way to sequentially access elements in a collection object without the underlying representations and details of a burst structure. The function of traversing elements in the collection is

1. Create a new language pack--- file name must be: Localizable.strings after the localizable.strings file is selected, in Utilites, click the Localizable option to set the language 2. System default language in the Info.plist file2. Set the

First, the system frameworkThe 1.Anroid is roughly divided into four-storey structures, five-block areas1) Application layer (applications)All applications installed on the phone belong to this layer.2) Application framework (Application framework)A

Web. XML Webapprootkey------------------------------------------------------------------------------------------------ 1. Web. XML Configuration webAppRootKeywebapp.rootThe string "Webapp.root" can be arbitrarily written in any string. If you do not

Demand:1. Using Android studio, build with Gradle2. In actual development, we need to use Jenkins for Packaging. We need to configure our Gradle script to support Parameterization.3. Want to obtain a configurable package script method, allow the

2015/08/28///////////////by XBW///////////////////Environment Android studio///Early Learning Android Studio really do not know where to start, network video class also did not find, simply get a call system camera it; look at the Effect.This is a