phonebook app for android

0. Although the use of hand-tour for example, but applicable to any native C + + NDK compilation method.1. first talk about the project background, COCOS2DX hand tour, development generally in Windows vs under the development of debugging,IOS using Xcode can also be very convenient debugging, but Android is not so lucky, general debugging rely on log to analyze the problem, always feel inefficient. Debugging native

Method 1: Many applications have a startup interface. You are welcome to gradually hide the image. There are two methods to achieve this effect (only two methods are found at the moment)1. When two activities are used, load the first Activity when the program starts, and then call tick to trigger another Activity after N seconds.2. You can use the View. gone () method to use an Activity. Removes some elements of Acitivity. 1. Two activities:First, AndroidManifest. xml Then the JAVA code: Packag

The company does not have iOS and no Android developers, Front end is need to play their own days before the technical manager said there is a need to webapp package into the hybrid App, is now complete. Document the problems encountered and the configuration of the development environment you need to usePackage WebApp into the hybrid app with the following steps

The error resolution is as follows:There are several steps you can take to resolve the issue:1) Click menu file, select Project Structure, or use the shortcut key (Ctrl+alt+shift+s) to open Project Structure.2) then select the "Facets" column under "Project Settings"3) Click on the "+" sign in the second column to add a new facets.4) Select the "Android" facet from the "ADD" menu to select a module by opening another dialog box. (Select a facet that y

) the entry (or program) of the participating team.2. The work report is written using A4 paper. In addition to the title, all content must be Arial, small fourth, 1.5 times times the line spacing.3. The text of each item in the report of the work is for reference only, please delete all the explanatory text after writing the report of the work. (not deleted on this page)4. The content listed in the Work Report template is for reference only, and the author can add more content.SOURCE Download:H

Using EXLIPCE to send, we can add the version number to the configuration file, using as development, you can add the version number to Build.gradle, if we want to get the version number inside the project, we can use the following methods to obtain:Gets the version number of the current app:PackageInfo pkg = Getpackagemanager (). Getpackageinfo (Getapplication (). Getpackagename (), 0);= Pkg.versionname; // the current version numberGet the version number of the current

interface is initialized to show it onceStyleName="Apptheme"Parent="Theme.AppCompat.Light.DarkActionBar" > ItemName= "Android:windownotitle" >true item> item name= "Android:windowbackground" > @android: Color/transparentitem> item name= "android:windowistranslucent" >true item> item name= "android:screenorientation" >portraititem> STYLE> Compare the two: The THEME1 program starts quickly, the interface displays the background ma

AES key in the malware , but this requires some technical capability. One months ago, another Android malware reported by researchers could disable a user's phone and ask the user to pay a ransom for it. 8 months ago, a malware called Cryptolocker could permanently lock a PC 's hard drive unless the victim paid 300 USD fee. The app is not listed on the Google Play store, and is spread primarily through

, select the installation location of the Android NDK at the right NDK locations, such as D:\ Android-ndk-r8.Sixth step: Create AVD ( Android Virtual Device )Android SDK provides Android Virtual Device Manager tool for easy access without real AndroidIn case of device Enviro

[Translate] How to install acra-an Android app crash tracking system-on your own serverHow to Setup ACRA, a Android application Crash Tracking system, on your own hostOriginal address:http://inthecheesefactory.com/blog/how-to-install-and-use-acra-android/enThere are so many limitations to developing a mobile

I. below II, Because the app wants to use the mobile phone service, you need to add the telephone service permission in the androidmanifest. xml file of the list file: Package = "cn. itcast. Action"Android: versioncode = "1"Android: versionname = "1.0" type = "codeph" text = "/codeph">.... 3. layout Interface Interface layout:Android: Orientation = "vertical"

' spreloadeddrawables cache, intercepting all requests for the shape.Iv. How to access svg-android1. svg image converted to vector fileSince Android only supports some of the canonical SVG files, so we still follow the official idea, Sir into a legitimate vector file, so there is also a good thing is to refer to dimen and color, aspects of the uniform modification of size and color.There are many ways to convert SVG images into vector files.Mode one:

;%logfilename%_traces.log REM to expand, upload logs to server : EXIT ECHO. ECHO. [INFO] Please press any key to close the window ... Pause>nul Note: When you save the bat note for the file format ANSI ha, windows you understand 2), "How to use" A, save the script: Copy the config.conf, Monkey_findyou.bat content in this article is saved in the same directory b, modify the configuration: Modify the content in the config.conf for the

principle of technologyThe first way: Obfuscation strategyThe obfuscation strategy is a protection strategy that each application must add, and not only for protection, but also to reduce the size of the app installation package, so he is a feature that must be added before each app release, and now there are two common obfuscation strategies:1, the confusion of the codeAfter we decompile the APK, see the

Because the H5 page in the mobile side of the compatibility and extensibility of the advantages, but also for the app to be implanted H5 page corresponding flexibility has greatly improved (such as activities, game updates, etc.). App development inevitably needs to be loaded into some H5 pages. But the Android client may have some unpredictable problems with the

Android app architecture design 02, androidapp Ii. Try to place the tool class and BaseActivity in the specified position during the opening process, DateFormatBitmapNotificationShared PreferenceEnvironmentDevice III:2.2 Task Management The thread is just a mechanism to ensure that the tasks we want to complete do not run in the UI thread (that is, do not block the UI). The completed tasks are the core of

to mobile devices, and users download this file onto their devices. All the code in an. apk file is considered an application. AAPT: AAPT is the acronym for the Android Asset Packaging tool, which is included in the tools/directory of the SDK. View, create, and update zip-compatible archive files (zip, jar, apk). It can also compile the resource file into a binary package. Although you may not often use appt directly, the build scrip

uncompressed data in the APK file on the 4-byte boundary (4 bytes are a good value), so that the Android system can use MMAP () (please check the purpose of this function) function reading files can achieve high performance in reading resources,PS: 1. alignment on the boundary of four bytes means that, in general, it refers to the result that the compiler reads four bytes as a unit. In this case, the CPU can perform efficient and fast access to varia

using zipalign.exe (in the android-sdk-windows \ tools directory) to optimize it:Copy codeAs shown above, zipalign can align uncompressed data in the apk file on the 4-byte boundary (4 bytes are a good value), so that the android system can use mmap () (please check the purpose of this function) function reading files can achieve high performance in reading resources,PS: 1. alignment on the boundary of fou

. chooser CMP = Android/COM. android. internal. app. chooseractivity (has extras )}// 07-27 15:53:08. 846: INFO/activitymanager (2460): displayed activity Android/COM. Android. Internal. App. chooseractivity: 771 MS (total 771 MS)