Solutions for different problems, might not contain code
[Deprecated] This post is now deprecated, the Manifest Merger has changed since my first post. You can find more about this on the android developers site. Manifest file & Gradle If you started using Android Studio and implicitly Gradle, or you just started using Gradle with other IDEs (like Intellij for example), then maybe you […]
Recently I had to change the target SDK on one of my applications, but by doing that, I ran into some problems with the Android Canvas. Â In this application I use an animation which simulates an explosion. So, I tested my app and I noticed that everything was working OK, until I changed the target
Android’s UI components are not thread safe so one may need to update Views or other UI components from a secondary thread when returning from an asynchronous database query or a web service call. Â If you run the code from a secondary thread you might see that the code crashes almost on each try. Below
Recently I had to install the driver for Nexus 5, Â but I completely forgot how to do that so I decided to write a post about this. Â So what problems did I have? Well, I did some research on the internet (again) and found the steps to install, but for some reason my Nexus 5
On Android Studio I noticed that if I try to install the android sdk files I get an error like in the image below: (I have Windows 8 on my computer) So I found out that the solution is to open the Android Studio as Administrator from where it is installed. In my case Android
I had to re-install my windows, therefore I had to re-install all my programs too, including Android Studio :) So, after I had re-installed Android Studio, I kept getting a Gradle error: ” Unable to load class ‘com.android.builder.testing.api.DeviceProvider’”. After I googled it I found the solution here. It seems that we have to delete gradle’s cache.
Nowadays, knowing the location is very important for applications. Even if you want to develop a simple application that returns the coordinates, or you develop different kind of apps that need location and you need to know what is the location of the use,r this tutorial might help you. In order to get your current
There are two keys that you can do with this, one the debug and the second for the release key. Basically is the same thing just that the debug key is already made for us and it is used when you run the app from your IDE .. So to generate the SH-1 key you
If you ever need to disable the popup for cut-copy-paste when you long tap a text from an edit text you can do this by using the code below: yourEditText.setCustomSelectionActionModeCallback(new Callback() { public boolean onPrepareActionMode(ActionMode mode, Menu menu) { return false; } public void onDestroyActionMode(ActionMode mode) { } public boolean onCreateActionMode(ActionMode mode, Menu menu) {
When we are inside an Activity, and we need the application context we can use getApplicationContext() Â method. But what if we are not inside an Activity and we need the application context? Well, I will explain in this tutorial how you can get the context of the application outside an Activity. You have to create
Among other nice things that Android has, we can also load custom fonts. To do that we need to get a font file with the desired font. There are some sites where you can find open source fonts like this or this.Ok, I assume you downloaded this font file angrybirds-regular.ttf . Step 1: – put the
The native emulator is very slow in Android. But, you can make a faster emulator using Intel Atom x86, but only if your computer has an Intel processor. Now, you have to follow some steps in order to use the Intel Atom x86 Emulator. Step 1: Enable Intel Virtualization from BIOS Step 2: Install the
If you use an ExpandableListView and want to hide the group indicator (that arrow that appears on the left) you need to put this in your xml file where the ExpandableListView is created: android:groupIndicator=”@null” Below is a complete example of an xml file: <?xml version=”1.0″ encoding=”utf-8″?> <LinearLayout xmlns:android=”http://schemas.android.com/apk/res/android” android:orientation=”vertical” android:layout_width=”fill_parent” android:layout_height=”fill_parent” > <ExpandableListView android:id=”@+id/expandable_list” android:layout_width=”fill_parent”
Here is how one can save an image of a view on the device. Sometimes you need to get the image from an ImageView or simply a complex ViewGroup and save it on the device or do something with it.. here is how to do it.The method to get the image of a view is
