My friends collected and sorted it online. I couldn't find the source of the original article.
Refer:
Http://blog.csdn.net/windskier/article/details/6560925
Http://blog.csdn.net/zmyde2010/article/details/6756368
Http://blog.sina.com.cn/s/blog_514048cb0100wi2j.html
Method:
For applications stored in the/system/app, you need to set the persistent attribute in the manifest. xml file of the app, such as the and
Android lbs app: Spring Festival at home bored yesterday busy for a day, finally no teacher self-study, developed my first AndroidProgram
If you have an Android phone, you can install it and run the test. Thank you!
:
Http://pan.baidu.com/share/link? Consumer id = 354701 UK = 201606611
Improved in the afternoon: the interface is more beautiful and the prog
If you want me to re-design an Android App, androidapp
Reprinted please indicate the source:
This article from aspook blog: http://blog.csdn.net/ahence/article/details/47154419
Selection of development tools
I will use Android Studio as the Android development tool officially designated by Google. It is a stable versio
The theme of Android theme developers, if you want to replace the Third-party application icon, you must know the application of the package name. Actually want to know the application of the package name is very simple, directly in the browser to open Google Play or pea pod, open an application page, look at the URL you will find that the URL last "/" after the character is the application of the package name!
It is estimated that some people want t
Recently, many apps have met the immersion notification bar, the so-called Immersion notification bar: is used to navigate the various interface operating space in the context of the main program content, through the relative "invisible" interface to maximize the user's visual range to use the content itself.
The latest Android 4.4 system's Notification bar immersion mode is in the software when the notification bar and the top of the software color
Android System built-in fonts
The Android system itself has built-in fonts that you can use in your programs and support the style of modifying fonts when XML configuration TextView. Support Fields Android:textstyle, Android:typeface, android:fontfamily, System built in Normal|bold|italic three style, built in Normal,sans,serif , monospace, several fonts (measured in English only valid), Typace and fontfam
One: Create New Project1, 2, 3, 4,After creating the results, we found that you have created some demo pages and the data is already bound.Two: Resolve error 1, after the creation of the success, build found an error, as follows:This error is due to a workaround for the version issue, which modifies the version number to the following:And then you get an error:As a programmer, this small mistake to believe that it is difficult for you to solve yourself, it is headeritem use of the constructor is
In android, how does one set the desired app startup icon to a pop-up box?
First look
This is the effect of clicking on our own apk.
Below is the layout File
VcD4KPHA + YWN0aXZpdHlfbWFpbi54bWzW97K8vtbOxLz + PGJyPgo8L3A + Signature = "http://schemas.android.com/apk/res/android"
Xmlns: tools = "http://schemas.android.com/tools"
the server for version 1.1 users to download and incrementally update the upgrade.
Client Incremental Update Interface:
public native static int Bspatch (string oldapkpath,
string Newapkpath, String patchpath);
Oldapkpath: Current apk directory
//newapkpath: Generate new apk to store directory
//patchpath: directory where the difference files reside
Warm tip: Remember to add network and file read and write permissions
Gets the
First, prefaceSome time ago, the company has an app project needs to support different platforms, so the use of Ionic2 + Cordova + ANGULAR2, in the process of building the environment encountered a lot of problems, just recently have time to sort out.Second, the development environment constructionRefer to this site steps to build:Https://github.com/DonaldTdz/Ionic2QuickStartNote: Nodejs to install 6.0 +lts the latest version, do not install 8. Latest
Android. App. Fragment $ instantiationexception Solution
In actual development, I encountered two errors in Android. App. Fragment $ instantiationexception.
When an error is reported, the system prompts "Make sure class name exists, is public, and has an empty constructor that is public". If the fragement definition h
In the past two days, we found that our app was on the Android Market, and some mobile phones could not be found because:
This application is only applicable to devices with corresponding features.
The uses-feature of many hardware devices is listed later.
The cause is that our applications require too many permissions, so that devices that do not have the permissions mentioned in the definition cannot find
Reference:Optimizing for Doze and APP StandbyAndroid m new features doze and APP Standby mode detailedDeep android6.0 Device Idle stateDoes the third-party push service still work in Android M's Doze mode?Optimizing for Doze and APP Standby
Starting with Android6.0, Androi
restrictions or feature limits. This article will take Android app as an example to introduce the dynamic debugging technology of mobile app in detail.0X01 Debug Environment Setup
1.1 Installing the JDKThe construction of the Java environment Please find the information yourself, here do not elaborate.1.2 Installing the
For the touch screen, its original message is nothing more than press, lift, move these several, we only need to simply overload Ontouch or set the touch listener Setontouchlistener can be processed. However, in order to improve the user experience of our app, sometimes we need to identify the user's gestures, and Android gives us the gesture recognition tool gesturedetector can be very helpful.
Base
Ges
This example describes the Android Desktop Component App widget usage. Share to everyone for your reference. Specifically as follows:
Here to simulate a case: add Appwidget to the desktop, after clicking Appwidget appwidget text will change
Main.xml Layout file:
Res/xml/my_appwidget.xml Layout file:
Manifest file:
Variable class Utiltool: Used to control text chan
In the previous example of Android Apidemo example parsing (9): App->activity->persistent state describes the use of shared preferences to store some states, shared A more general use of preferences is to store some application preferences (settings). Package Android.preference provides many classes that allow applications to display and set application-related preferences. Of course, you can use a custom U
Selection of development toolsDevelopment tools I will choose Android Studio, which is the official Google-designated Android development tool, is currently 1.2.2 stable version, 1.3 of the preview has been released. There's no need to say much about Android studio, and most of the Android open source libraries on GitH
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