query: ConcurrentModificationException in HashMap
positive_passages.docid: 171
positive_passages.text: Iterating through a Collection, avoiding ConcurrentModificationException when removing objects in a loop
negative_passages.docid: 45905
negative_passages.text: Java Error - Illegal Modifier for Parameter - Only final Permitted
negative_passages.docid: 93104
negative_passages.text: What is a NumberFormatException and how can I fix it?
negative_passages.docid: 114049
negative_passages.text: IllegalMonitorStateException in code
negative_passages.docid: 84078
negative_passages.text: Why does notifyAll() raise IllegalMonitorStateException when synchronized on Integer?
negative_passages.docid: 11537
negative_passages.text: What is IndexOutOfBoundsException? How can I fix it?
negative_passages.docid: 106257
negative_passages.text: What are the possible problems caused by adding elements to unsynchronized ArrayList's object by multiple threads simultaneously?
negative_passages.docid: 49
negative_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 17932
negative_passages.text: HashSet allows duplicate item insertion if hashCode() is not overridden
negative_passages.docid: 53545
negative_passages.text: Do I need to synchronize access to immutable types in Java?
negative_passages.docid: 34598
negative_passages.text: Concurrency in Java: synchronized static methods
negative_passages.docid: 6527
negative_passages.text: How to avoid java.util.ConcurrentModificationException when iterating through and removing elements from an ArrayList
negative_passages.docid: 132703
negative_passages.text: Theoretical limit for number of keys (objects) that can be stored in a HashMap?
negative_passages.docid: 480
negative_passages.text: What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it?
negative_passages.docid: 72298
negative_passages.text: HashSet contains duplicate entries
negative_passages.docid: 69544
negative_passages.text: Loadfactor and Capacity of hashmap
negative_passages.docid: 6037
negative_passages.text: java.io.WriteAbortedException: writing aborted; java.io.NotSerializableException