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Google/Android/Development
How to find the drawable at runtime and adopt the style
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19.09.2018 444
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How to find
the drawable at runtime and adopt the style
Task:
Under an
Android app, an outsourced style is to be transferred to newly created presentation
elements at runtime
The style
is stored in a file under res drawable xml
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Google/Android/Development
Debug Android App with Windows 10 AMD processor
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18.09.2018 500
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Debug Android App with Windows 10 AMD processor
If you run a Windows 10 computer with an AMD processor like AMD Ryzen 7 1800X, then you can not simulate Android edition on Android Studio and Xamarin
Android developments can only be simulated and displayed under an Intel processor a
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Google/Android/java
App settings as app preferences save and read
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07.10.2016 1953
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App settings as app preferences save and read
Android Java preferences are used as internal data memory to save settings and read
The settings are normally with settings pages specially adjusted and saved
But also the preferences can be used as persistent dat
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Google/Android/java
Add Android settings to an app project
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07.10.2016 3121
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Add Android settings to an app project
Preferences
How to add complete settings as settings Studio an existing project in Android?
Settings or settings an Android app Studio as preferences are traded under Android
In an existing application you
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Google/Android/java
Android code: Lookup a contact by the phone number
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20.09.2016 3565
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Android code: Lookup a contact by the phone number
This Java example in a Java app checks whether a new number is already available on your Android Smartphone
If the phone number of number isn't in the contacts was stored, then a new Android creates contact and the
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Google/Android/java
Android code: Add contact person, email, telephone with batch operations
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20.09.2016 4161
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Android code: Add contact person, email, telephone with batch operations
The following Android Java code example attaches one or several contacts with information on the person, email and the telephone number to the contacts of the Smartphone an Android Smartphone
I
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Google/Android/java
Android Studio: Add contact using Android intent
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13.09.2016 7176
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Android Studio: Add contact using Android intent
The simple process to add a contact in Android via java code is about an intent
An intent = ahead just fills the native contacts form, which you set at load time, and then opens
The creation and filling is do
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Google/Android/Setup
Android Setup: ICE in case of emergency
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16.08.2016 2387
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Android Setup: ICE in case of emergency
ICE in case of emergency in the Android Smartphone set
ICE describes a special function in smart phones, where you can see important properties of the mobile owner in emergencies directly when you turn the Smartphone on the Lo
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Google/Android/java
Android code: Automatically dial a phone number
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08.08.2016 3032
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Android code: Automatically dial a phone number
With this Android app, a telephone number will be dialed automatically if you click on the button
To do this, you used an intent in Android Java code The use of intent is a system forms via macro execution
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Google/Android/Android-Studio
Android Studio: app on phone with USB debugging
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29.07.2016 2114
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Android Studio: app on phone with USB debugging
How do I start debugging an app on a real Smartphone
You must first enable the developer mode, then enable USB debugging in the developer options
And then connect the USB cable and then on the computer start to debug the
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Google/Android/java
Android app code: Start stop Wi-Fi with Java code
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29.07.2016 2687
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Android app code: Start stop Wi-Fi with Java code
With Java you can directly Wi-Fi into an Android app or turn off
To do this, you must have associated with previously the permissions the app and then via a WiFi Manager on or off - switch
Right start: Wi
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Google/Android/java
Android app code: App to turn on WiFi by Intent
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29.07.2016 2285
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Android app code: App to turn on WiFi
This Java code open form the WLAN WiFi, so you should turn on the WiFi
The process starts execution with a single intent Android Java intent corresponds to a macro version of forms
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Google/Android/java
Android: Macro Coding with Intent and StartActivity
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29.07.2016 3118
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Android: StartActivity and intent
To easily manage tasks under Android, you can open forms, fill out, and perform with a macro
The methods for this purpose be StartActivity and intent are working
StartActivity is used to open and manage sy
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Google/Android/java
Android code: Android read contacts and store it in a ListView
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27.07.2016 15378
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Android code: Android read contacts and store in a ListView
Here you will find the Android Java code and the related xml code to read the contacts in an Android Smartphone
The demo app consists of a list and a button As soon as you click the button, the contacts of the An
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Google/Android
How to Change Android App project settings
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26.07.2016 2260
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Android project settings
How to change the settings to the current Android app?
Subject: version code, version name, application ID, and min SDK version target SDK version
To change the version of an Android app under
App
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Google/Android/Android-Studio
Android Debug app crashes at missing user permission to contacts
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26.07.2016 3838
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Android Debug app crashes
Problem: the Android app crashes while debugging without having a meaningful error message is issued
Content: I'm trying the contacts of the Android system to read just about a Java code
But as soon as I ask a query about the contacts, the a
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Google/Android/Android-Studio
Android Studio: region group together with fold selection CTRL +.
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25.07.2016 1931
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Android Studio: region group together with fold selection CTRL +
How can you summarize a range in Android Java code?
Keyboard codes, tips:
Using the keyboard shortcut: CTRL +
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Google/Android/java
Android Java: Custom ListView with its own adapter
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22.07.2016 1985
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Android Java: Custom ListView with its own adapter
If you would like to display data in an Android app in a multiline list,
then must you organize your data in a simple class and assign the data about your own adapter of the ListView
Data class:
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Google/Android/java
Android Java: Fill values in a ListView
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21.07.2016 2104
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Android Java: fill values in a ListView
A ListView is a simple list with vertical element under Android Java
Overview:
You must drag a ListView as an item in the display area
Then you have to create a resources file, which represents the rows
In the J
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Google/Android/java
Android Studio ListView Error: Expected resource of type layout
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21.07.2016 5637
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Android Studio error: expected resource of type layout
Problem :
When you create an adapter for a ListView, the ListView is not recognized as a resource in the ArrayAdapter
ArrayAdapter adapter=
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Google/Android/java
Android: Open a second activity
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16.07.2016 1955
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Android: Open a second activity
How to change mobile page in Android Java to another?
A change to a different activity is performed with startActivity (intent)
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Google/Android/java
Android Java: AVM Fritz box login
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02.07.2016 2297
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Android Java: AVM Fritz box login
Connecting an Android app with an AVM Fritz box requires two important numbers
Firstly, the challenge of number ( challenge ) and then a SessionID ( SID )
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Google/Android/java
Java: Compare string value with == or equals
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02.07.2016 1451
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Java: Compare string value
Compare our strings in Java
In my Java code example I must compare a string variable against a real string
The string variable sid is the sid value = "0000000000000000" before the comparison line
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Google/Android/Android-Studio
Android Studio: off comment lines and blocks of code
|
30.06.2016 9287
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Android Studio: off comment lines and blocks of code
Android Studio 2016 should actually function to off comment lines of code as usual shortcut: [CTRL + ] be
Unfortunately, this function not to work seems, because this leads at the time to insert a mnemonic bookmark So a
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Google/Android
Android Dev: Add permissions to the app
|
29.06.2016 1995
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Android Dev: Add permissions to the app
An app can perform special functions on a Smartphone, it must have access permissions
These access permissions are displayed when you install the app previously as access permission or notice, and must be approved by the user
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Google/Android/Development
Android IDE: Where can I find the Toolbox, UI elements, UI controls in Android Studio?
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28.06.2016 3225
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Android SDK: Where can I find the Toolbox, UI elements, UI controls in Android Studio?
As a Visual Studio Developer, I had always my toolbox with controls in a toolbar Where is the toolbar or the selection of items in the Android Studio?
The standard view in the programming
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Google/Android
WhatsApp: transfer data to a different Smartphone
|
27.06.2016 1997
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WhatsApp: transfer data to a different Smartphone
When changing to a different or new smartphone, then all data by WhatsApp is lost in the new phone
You can transfer the data from the old phone to the new phone by to save the chat data as a backup in the old system at Whats
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Google/Android
Android: Default directory for WhatsApp
|
27.06.2016 1875
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Android: Default directory for WhatsApp
Where stores Android in the default directory the WhatsApp data and photos?
On Windows, open 10 File Explorer-> Smartphone mobile phone-> phone
Default directory: phone-> WhatsApp-> databases and media
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Google/Android
Android: Location for screenshots
|
27.06.2016 1780
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Android: Location for screenshots
Where off Android by default saves the screenshots?
With File Explorer > to the Smartphone mobile phone > phone open
Default directory: phone > pictures-> screenshots
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Google/Android/Android-Studio
Installing Android Studio 2 and Java JDK 8 on Windows 10
|
24.06.2016 3968
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Installing Android Studio 2 and Java JDK 8 on Windows 10
To the programming and developing Android app applications, you will need the Android Studio
As a system requirement, you must in addition previously installed the Java JDK (Java Development Kit) 8
St
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