Mobile Develop

On the WWDC2014, the Sprite kit has a lot of new improvements!One of the very interesting things is physics field! That's the physics field!This means that our game of writing virtual physics on the Sprite kit will become very simple!Here I'm based

This article links http://blog.csdn.net/xiaodongrush/article/details/295604311. What do designers and developers agree on to develop an android APP?First, choose a mainstream model.Then, the designer based on the screen size of the model design,

Icon and image sizeEach application requires an application icon and a boot image. In addition, some applications require custom icons to represent application-specific content, functionality, or in the navigation bar, toolbars, and tab bar

If you use an integral type with a floating-point type, the result will be considered a double type:ET anotherpi = 3 + 0.14159The type of ANOTHERPI is doubleIn the above code, the value of 3 is not explicitly stated, so the return value is double

Original address: http://www.cnblogs.com/wengzilin/p/3775410.htmlDick Wire The awkward problem that individual developers often encounter is that they don't design UI material and can't afford professional artwork. The best way is to go online to

In the code above, if the optional value is nil, then the criterion is false, and the code in {} will be ignored, and if the optional value is not nil, the value will be assigned to the constant after the let, and the step-by process will be based

Under the cmd command line, enter the Platform-tools directory. 1. Create SDcard mksdcard-l Mycard 256M E:\android\myCards\mysdcard.img This creates a virtual image of an SD card in this directory. Where the-l command-line parameter represents the

the system architecture of iOS is divided into four tiers: the core OS layer, the core service layer, the media layer, and the Cocoa touch layer. The 1.Core OS layer-----contains core parts, file systems, network fundamentals, security features,

On the back, last we talked about mainactivity all the song lyrics and the author display to the interface of the ListView, our next job is to click on the ListView item to jump to contentactivity inside to display all the content of a single song

Looked up a lot of information, tried most of the methods, the following will be the efforts of the day to share to everyone, but also let everyone avoid reading so many articles, the following methods, are I personally test the success of the

Android Learning to a certain extent, you must read more code more thinking, Android source code is very good learning materials, this article is to download the source of Android. We know that the source code for Android is managed by Git, a

Android:allowclearuserdata=["True" | "false"]android:allowtaskreparenting=["True" | "false"]android:backupagent="string"android:debuggable=["True" | "false"]android:description="string resource"android:enabled=["True" |

Premise: Android development environment has been set up, with Huawei Glory 3X Play version for example.1, the mobile phone using data cable connected to the computer, connected to the computer, at present, Jinshan, 360, and other anti-virus

This article will deal with the effect of film effects. As before, the pixel is processed, and the algorithm is universal.Algorithm principle: The RGB value of the current pixel points and the difference of 255 respectively as the current point of

WEBGL Specification (WEBGL specification)The beautiful Life of the Sun Vulcan (http://blog.csdn.net/opengl_es)This article follows "Attribution-non-commercial use-consistent" authoring public agreementReprint Please keep this sentence: Sun Vulcan's

This article describes the application for issuing a certificate, please refer to the application for a true Machine Debug Certificate: http://my.oschina.net/joanfen/blog/167730First login https://developer.apple.com ($ 99 account)Select

　　 In Android development, you will often need to use a button with text and pictures, below to explain the common implementation methods. I. Using the system's own button implementation The simplest way to do this is to use the button that comes

Android introduced the concept of fragment after 3.0, I guess the idea may just want to better compatible with large screen or tablet development, because the big screen can show more content, and more content, logic may be chaotic, and the use of

One, select the tracking rangeUse the following two lines of code between the code snippets that you want to base Debug.startmethodtracing ("Love_world_"); Debug.stopmethodtracing (); For example, the method trace between the

There's a strange phenomenon under Android's WebView and its own browser.Phenomenon :1, if the input box inputs or textarea (z direction, that is, the upper layer) has a div, when the div is clicked to make the div hidden, input will get focus,