What would be the best way to check if any of the keys in an array of objects contain a value from an object of arrays array?

I want to create a filter system by checking if any of the project technologies exist in the arrOfObjs.name‘s. If it does, then it will pass the filter and be included/shown to the DOM. More specifically a computed value in VueJS. Example: arrOfObjs = [{name: ‘test1’, image: ‘testing1’}, {name: ‘test2′, image:’testing2’}] projects: [ { name:…

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Deleting messages from Firestore JAVA

I want to delete last message from my firestore. public void delete_messages (Integer delete_message){ FirebaseFirestore db = FirebaseFirestore.getInstance(); db.collection(“messages”).limitToLast(delete_message) .delete() .addOnSuccessListener (aVoid -> Log.d(“Kasowanie”, “DocumentSnapshot successfully deleted!”)) .addOnFailureListener (e -> Log.w(“Kasowanie”, “Error deleting document”, e)); } Where is Error ? EDIT. I want delete last message for example delete_messages(10) — deleting last 10 messages. Firebase…

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