Mobile Develop

Classes cannot be used in the real framework or cannot contain class filesCalling the Nsclassfromstring function directly in the real framework returns NULL if the specified class is forced to be loaded or referenced directly through the class

Reprint Please specify: http://www.cnblogs.com/frank-zouxu/p/4158159.htmlToday, a company project in progress, encountered the problem of the screen to take the word, the problem is step, the first to solve how to intercept the device screen,

Append I used to connect two strings or lists, which can be used to concatenate two lists into a lambda expression:> (Append (lambda (x)) ' ((add x 1))) (Lambda (x) (add x 1))The first parameter of the Append is (lambda (x)) a list, with two

In one application, login is often used, below we learn how to develop a login window. We need to learn The basic controls in Android:(1) EditText edit box,(2) button. First, the Design login windowOpen"Res/layout/activity_main.xml"file. 1,

Service-side picture information is converted to a string, to the Android client, the Android side need to decode this information into a picture and saved locally. Encode part of String string = Base64.encodetostring (Str.getbytes (),

typedef ns_enum (Nsinteger, nscomparisonresult) {nsorderedascending = -1l, Nsorderedsame, nsordereddescending};Where Nsorderedsame indicates that the two strings of the comparison are exactly the same, and that in this enumeration, it has a value of

Today upgraded the next Android Studio, then found the update gradle, and then always reported the method not found: ' Runproguard ' error when the Sync projectFind a lot of found wrong.The final solution is this, modify the app under the

Beginning with API Level 8, you can allow your application to be installed on the external storage (for example, the Devic E ' s SD card). This is a optional feature you can declare for your application with the android:installLocation manifest

Originally to write a detection of the temperature of the mobile phone application, learning about the sensor API, can result how to write No. After detection, found that the sensor was null, it is clear that my phone does not have a

Android's animation consists of four types of XML in the Alpha gradient transparency animation effect scale gradient dimension scaling animation effect translate picture conversion position move animation effect rotate Picture transfer rotation

the development and present situation of 1.Android mobile phone platformAndroid founder Andy Rubin. 2008.9.22 first Android Phone: t-mobile G1 2010.1.7 Google's first co-branded mobile Nexus One (HTC G5)architecture and features of 2.Android mobile

Nagios's monitoring principle: actually very simple. We have installed the Nrpe service on the server side, then all the client data is collected through this Nrpe and uploaded to the Nagios server, which is called by Nagios to generate.Working

public class Crashhandler implements uncaughtexceptionhandler{private static Crashhandler instance; public static Final string TAG = "Crashhandler";  private static final String version_name = "Versionname";  private static FINA L String

Many times, the use of touch screen fling, scroll and other gesture (gesture) operation will make the application of the user experience greatly improved, such as using scroll gestures in the browser scrolling, using fling in the reader page, etc.

IOS 7, 8 has a 96% share-it's time to unify and ignore the little six.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

Available categories write a convenient use+ (uicolor *) colorwithhexstring: (nsstring *) color{ nsstring *cstring = [[Colorstringbytrimmingcharactersinset: [ Nscharactersetwhitespaceandnewlinecharacterset]] uppercasestring]; //String should be 6

this year did a number of audio and video codec work, before doing graphics, image class work more, do the audio and video codec to know, this work is very interesting, very magical. For example, the acquisition of dozens of m of video data, after

First, LocationmanagerLocationmangager, location Manager. To operate the device, you must first define a locationmanager.[Java]View Plaincopy Locationmanger locationmanager= (Locationmanager)this.getsystemservice (Context.location_service);

Try the Aurora push API todayIt's because most people say it's the most complete document, but after using it, it's not enough to find out about the iOS document, which leads to a bit of a detour!In particular, the server-side code:

Texture map Mobile effects create lava, waterfall effectsThe principle is to change the value of the texture coordinate UV dynamically and make it moveFirst, prepare a decal.Build a shaderVariable at a glance:_maintex Main Texture Map_maintint Main