How to download an image using Volley?

I am Trying to download an Image into an ImageView by using the Volley Library. I inject the response of the Volley Library into the ImageView, but I am not getting the desired result. Please check my code and suggest where I can make the changes to

Toolbar menu options do not appear in fragments

I'm inflating a menu with menu items in Activity's toolbar and overwriting the options in fragment.But the new menu items are not showing up. Activity @Override public boolean onCreateOptionsMenu(Menu menu) { // Inflate the menu; this adds items to t

Offline performance of Firebase Android

When storing approximately 5000 sub nodes under a single node, initialising firebase becomes very slow when making use of the offline capabilities. It takes ~30 seconds before the first query is executed. Once initialised, executing subsequent querie

How to access MainActivity from the broadcastReceiver callback

I am new to Android development and managed to get this far reading questions and answers on StackOverflow. Thank you everyone. I came up with a problem that I just can't figure out. I have seen similar problems posted but the answers are not clear t

Absolute gradle / relative path

I have the following problem. When I want to use a local jar in my Gradle dependencies. If I just add: compile files('libs/PushLinkAndroid-5.3.0.jar') It doesn't work. C:\Users\Kai\AndroidStudioProjects\ProjectA\app\src\main\java\de\xyz\xxx\projecta\

Only the first item appears in Fill list from asynchronous task

Hello i am trying to build a listview and populate it from values in Mysql database. The list with SimpleAdapter works but i decided to change the listview and use my own adapter that extends ArrayAdapter and create my own listItem and not the HashMa

Android Display Fragment on the Activity Bar

Fragment shows below Activity Actionbar, I want to show Fragment Over Activity Actionbar My Requirement Activity that have Fragment On Menu OverFlow I show Fragment I want to Show Show Fragment Over Activity Action bar, see Image bellow use Sliding m

how to align a view to 1 of 2 views

Click on image, replace with relativelayout as shown below. This bottom section should be below the listview. Problem is I dont see the listview in the design preview of my IDE. <RelativeLayout xmlns:android="

Is it possible to delete the stored central maven libraries?

I am little bit curious on how gradle handles libraries linking in Android studio.I know all these libraries are stored in maven central but lots of people asked me what if those gets deleted or owner deletes his own library from there or may be a pa

Download / save the selected image with Parse as backend

Ok guys, so after spending one day trying to figure out how to upload an image to parse servers i finally decided to ask for your help. I didn't find any full example on how to do this. What i want to be able to do is: select image from gallery (alre

JSON Android parsing exception

Hello I am working on a login activity but it always displays the following error: E/JSON Parser(12505): Error parsing data org.json.JSONException: Value <br of type java.lang.String cannot be converted to JSONObject 03-25 00:21:14.735: W/dalvikvm(12

Layout in AVD not the same as ADT?

I don't see it but the layout on AVD isn't the same as what i expected based on ADT. I have one image button 1/3 and one regular button which should be 2/3 of the width. I created a realtivelayout and for the buttons a linearlayout, why is the layout

how to show unique data using the sqlite database in android?

I have created database in SQLiteOpenHelper class. I've also done insertion in database in Button click event in other activity( Now, when i display data on listview then two same entry generated. How to display distinct record i

Attach an image to an email via the Android app

My app successfully makes email but when I try to attach an image the code crashes here is the code snippet Intent i = new Intent(Intent.ACTION_SEND); i.setType("message/rfc822"); i.putExtra(Intent.EXTRA_EMAIL , new String[]{"email address&

Actionher sherlock light theme

Now I am working on a android app using actionbar sherlock and fragment.I used the following theme. <style name="Theme.AndroidDevelopers" parent="Theme.Sherlock.ForceOverflow"> <item name="android:actionDropDownStyle"

Formatting an Android character string

Does anyone know how to format a string that contains a Date? i have a string that includes a date and time that has been passed from a Json feed. which looks like this 2012-06-11 14:00 the problem with this is its the wrong way round how do i format

Android: create a Flash ListItem when you tap on it

I have a simple ListItem defined below I use in a ListView. How can I make it "flash" so that users know what listview item they tapped? <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http:/

How to make a Json object nested in Java?

I want to program a nested JSON Object for my Android device, but how? I have only basic experience with Json, so I would appreciate if someone could help me with the following code: { "command": "login", "uid": "1231231

Android dynamically change style

I've describef properties of my objects (nevermind what the object is) in styles.xml. I would like to change these properties dynamically in styles.xml. Does anybody know how can I do that?I am seeing contradicting answers to this question. This says

Android NDK future extended support for C ++

Is there any info about the future of extending the safe C++ header list in the NDK (or maybe some hints to what might be safe to use) ? Or how soon we can expect the next NDK update? Also will there be any tutorials and documentation comming out for