, the confusion is complete, the confusion may be wrong, please follow the error to find a solution, most of the reason is because the configuration is written in a wrong format!-optimizationpasses 5-dontusemixedcaseclassnames-dontskipnonpubliclibraryclasses-dontpreverify-verbose- Optimizations!code/simplification/arithmetic,!field/*,!class/merging/*-keep public class * extends Android.app.Activity//Inherit activity,application,service,broadcastreceiv
application scenario for Jar and AAR, which is not explained here, and then we'll discuss how to make a jar package:1. Use MyEclipse to develop software, new Java project, copy key code to SRC, key code includes package and class;2. Hit the JAR: Project Right-click Export-->jar file-->next-->3. Successfully hit into jar, sometimes need to confuse, next is the mo
Android Support package knowledge, androidsupport
The Android Support Library package is a set of code libraries that provide compatibility with later versions of framework APIs. These code libraries achieve the same effect as APIs that can only be used in a specified version. each Support Library is a compatible Li
Today is the second day of studying Android. Yesterday we mainly learned how to configure the android development environment and the first Android program, helloworld. But it is not clearly explained. Now let's take a look at the steps required to develop Android applications using Eclipse:
1. Create an
Put the android Client installation package (.apk) on the website for users to download, click the link, and the browser will see the error that cannot find the page.
Solution:
Open IIS and add a MIME type to the website:
Fill in the extension name "pai.apk", and fill in the apk mime type "application/vnd. Android
1. Run the following command in cmd,C: \ Program Files \ Java \ jdk1.6.0 _ 26 \ bin> keytool-genkey-alias Android. keystore-keyalg RSA-validity 200000-keystore Android. keystore2. Enter the following signature information. The password is not displayed and does not seem to have been entered.Enter the keystore password:Enter the new password again:What is your first name and last name?[UNKNOWN]: WangWhat is
1. Right-click the project, choose android tools> rename application package, enter the name to be changed, and select the package to be changed. Some packages may not need to be renamed.
2. The source code package has not been modified in the previous step, but the
The project was written almost to find the original use of the package name or their own attempt to write code when used. However, the release of the APK, Google Map API application, and so on, need to use a more standardized package name . This involves the problem of modifying the package name .The
1. Generate KeyStoreFollow the command line below in the C:\Program files\java\jdk1.6.0_10\bin> directory, enter Keytool-genkey-alias Android.keystore- Keyalg rsa-validity 100000-keystore Android.keystoreParameter meaning:-validity mainly is the validity of the certificate, write 100,000 days; spaces, backspace keys are counted.The android.keystore file is generated in the C:\Program files\java\jdk1.6.0_10\bin> directory after the command executes. -1Figure 1 Generating android.keystore under co
, because of the trouble of the phone to debug screenshots, so here is directly with the simulator to demonstrate.
Second, create bdmapv371bindinglib solutionSolution and project name: Bdmapv371bindinglibTemplate: Bindings Library (Android)The purpose of creating a binding library is to automatically convert all. jar files of the Baidu Map SDK version 3.7.1 to the. cs file and generate the corresponding. dll file, after which the generated. dll file
Now the Project menu under the build automatically removed, do not let it synchronize the compilation, wait a unified to compile.
Select the package we need to change, right-click->refactor->rename, the following interface appears, select the previous three options, select Preview, the interface->ok can beContinue
Now we can clean up our project; Select the project name->project->clean
In this case, the class in the project may be wrong. Take
AndroidManifest. xml
AndroidManifest. xml is the description file of an Android application. It describes information about the application, including the following elements.
Package name(Package)
Specifies the package name of the
indicator-applet indicator-applet-session initramfs-tools libasound2libatk1.0-0 libc-bin libc-dev-bin libc6 libc6-dev libc6-i686 libdbus-glib-1-2 libdevkit-power-gobject1Libdrm-radeon1 libfontconfig1 libglib2.0-0 libperl5.10 libpopt0 libudev0 mountall perl perl-base perl-modules UdevUpstartUpgraded, newly installed, 6 to remove and 1145 not upgraded.Need to get 32.8MB of archives.After this operation, 5,808kb of additional disk space would be used.Want to continue [y/n]?The speed is very good!!
I had nothing to do over the weekend. I took out the basic knowledge of Android and reviewed it. Today's topic is "getting uninstalled APK icons, versions, package names, names, whether to install, jump to install, open".
1. Get the APK icon
You can use getApplicationIcon (ApplicationInfo) in PackageManager to obtain a drawable. However, in actual use, you can only get one default icon, which is not an APK
Yesterday updated Android Studio packaging encountered two check box, and began to understand ...ProblemAt first the default is to tick V2 (full APK Signature), and then I'll pack to test first and find the installation failed. Later found to have a relationship with the signature.FoundAndroid 7.0 introduced apk Signature Scheme V2 (full apk Signature), V1 (Jar Signature) from the JDKDifference between the twoV1: Verify the contents of the uncompresse
compilation file in your C or C ++ source file. To understand them, you need to read it first.Docs/overview.html (http://hualang.iteye.com/blog/1135105) file to understand its role
Overview:------------The android. mk file is used to describe the build system (compilation system). More accurately:
-- This file is a micro GNU makefile segment, which is parsed once or multiple times by the build system. In this way, you can minimize the variables you d
The following example shows API
Today, Google released the latest API 18, including a large number of new performances. It was just recently studying actionbarsherlock. Seeing that the latest support V7 package also began to support actionbar, we studied how to use it, I will record a usage method I have learned today as follows. I hope you can introduce it to me.
1. Import the support V7 project. After SDK 18 is updated, you will find thatThe \
I. OverviewBefore writing an Android Okhttp full parsing is the time to understand the okhttp, in fact, mainly as a okhttp of the popularity of the article, of course, the inside is also a simple package of tools, did not expect to pay attention to and use of a lot of people, because of this enthusiasm, the tool class method is also a surge, various overloaded methods , so that it is very inconvenient to us
When you run a project in a Menu.xml file, the Item property android:showasaction error No Resource identifier found for attribute ' showasaction ' on package ' a Ndroid 'Google, the Foreigner said is the version of the problem, Showasaction was added in the API level 11 to increase the API to 11, add "android-support-v7-appcompat.jar" To the Android library (Pri
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