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Android Json and null values
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Try with json.isNull( "field-name" ).
Reference: http://developer.android.com/reference/org/json/JSONObject.html#isNull%28java.lang.String%29
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What is an Android PendingIntent?
I am a newbie to Android. I read the Android Documentation but I still need some more clarification. Can anyone tell me what exactly a PendingIntent is?
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Embedding ads on Android app?
I would like to make a free version of the Android app I have, but would like to embed ad on it. I am not sure where I should start? Is there a well known mobile ad company out there that is specialized in mobile advertising?
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Android DialogFragment vs Dialog
...ll I user Builder pretty easily and I handle activity management with this android:configChanges="locale|keyboardHidden|orientation|screenSize" and I don't see any problems in applications...
– Renetik
May 7 '15 at 10:36
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EditText, inputType values (xml)
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phone
datetime
date
time
Check here for explanations: http://developer.android.com/reference/android/widget/TextView.html#attr_android:inputType
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How to simulate a button click using code?
How can I trigger a button click event using code in Android? I want to trigger the button click programmatically when some other event occurs.
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ios程序员和android程序员的笑话 - 轻松一刻 - 清泛网 - 专注C/C++及内核技术
ios程序员和android程序员的笑话两个程序员是好朋友，一个为ios开发游戏，一个为android开发游戏。两个人同时决定各开发一款游戏给自己的阵营。1个月过去了，ios游戏开发者 两个程序员是好朋友，一个为ios开发游戏，一个为and...
How to hide soft keyboard on android after clicking outside EditText?
...ainer. Assign an id to your parent container like
<RelativeLayoutPanel android:id="@+id/parent"> ... </RelativeLayout>
and call setupUI(findViewById(R.id.parent)), that is all.
If you want to use this effectively, you may create an extended Activity and put this method in, and make al...
How to create loading dialogs in Android?
...g progress dialogs in the Amazon and Engadget apps - are those standard in Android?
2 Answers
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java.net.ConnectException: localhost/127.0.0.1:8080 - Connection refused
...the emulator.
If you are referring your localhost on your system from the Android emulator then you have to use http://10.0.2.2:8080/ Because Android emulator runs in a Virtual Machine therefore here 127.0.0.1 or localhost will be emulator's own loopback address.
Refer: Emulator Networking
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