I’m trying to build a splash screen for an Android RN app. I’ve followed the steps described here : https://www.bignerdranch.com/blog/splash-screens-the-right-way/ Unfortunately, when trying to launch my app, the build is successful but the app crashes saying: Does any one know where this could co…
Tag: android
gradle refresh failed: address already in use
Whenever I want to start a project in Android Studio, I have this error: Gradle ‘TestProject’ project refresh failed Error:Address already in use: Cannot bind Until 2 days ago it worked perfect. Log looks like this: Answer I finally found the problem, it was because of my company antivirus (F-Secu…
UNIQUE constraint failed: sqlite database : android
I am trying to insert values in table. But there is only one value inserted. I am getting an error in log cat when I am trying to insert new values. Log cat shows : Its showing error on these two lines while inserting row. EventTableHelper How to solve this?? Answer Your code probably violates primary keyR…
How to convert String to its resource ID (Android Studio)
I have an xml string in my values/strings.xml file And I have the String “150” in my controller MainActivity.java. In my MainActivity, how can I convert that String to the resource ID of the pokemon_d String in the xml file? Is this even possible? Answer You can not get identifier by value, but yo…
How to add Business hours to Date considering not adding weekends ? – Java
I want to add certain number of hours to date, ignoring the weekends For example, (Friday 18:00) + 48 = (Tuseday 18:00) (Saturday and Sunday are ignored) since the company works 24 hours, business hours are 24. But still i could not get how to add hours only on business days function can be something like: An…
Android: java.lang.NullPointerException: Attempt to invoke virtual method ‘java.lang.String java.lang.Object.toString()’ on a null object reference
Facing a problem with a practice app I’m working on. I’m facing a NullPointerException problem relating to the toString method. Being new to android app development, I’m unsure of the exact cause even after my research into this. Hence I ask for someone who is more familiar with the stack tr…
setImageResource() with attrs value
I’m trying to put an image to my ImageView, with a custom attribute defined by me, I’m doing it this way: Attrs: ImageView Attrs: Than in my View: And set the image to the ImageView with: But nothing appears, I’ve tried also with: And: UPDATE: I’ve already tried to parse attribute with…
Display classes containing deprecation Android Studio
I updated my project to the latest Android APIs and the project now has multiple deprecated methods. Does Android Studio have a cool way of listing all classes containing said methods, such as the TODO window? I know I can go through every class and search methodically through the code, but I would rather lik…
Display LaTex in Android
I’m trying to display a LaTex item in android in an ImageView. I’m using jlatexmath library. So far, I’ve got TexIcon object from formula. Now I’d like to display that content in ImageView (or anywhere, just need to display them in activity). One way would be to convert it to bitmap or…
Android JUnit3 test ParcelUuid getUuid() returning null for non-null UUID?
I have the following code in an Android JUnit3 unit test: getUuid() is returning null, but the UUID passed to the ParcelUuid is non-null and valid. What gives? Is there something wrong w/ using the Android runtime library in a JUnit test? Thanks! Pv Answer Revisiting over 5.5 years later after I saw someone u…