Suppose I have two xml strings How to write a test that compares those two strings and ignores the element order? I want the test to be as short as possible, no place for 10-line XML parsing etc. I’m looking for a simple assertion or something similar. I have this (which doesn’t work) Answer My or…
Loading a native library in an Android JUnit test
I’ve generated a native library using ndk-build which I’m able to load and use with in my Android application. However, I want to write some tests against this part of my app. When calling the native function in my tests, I recieve this exception message: …where process is my native library …
Java regex capturing groups indexes
I have the following line, I need to fetch the word ABC, I wrote the following code snippet, So if I put group(0) I get ABC: but if I put group(1) it is ABC, so I want to know What does this 0 and 1 mean? It will be better if anyone can explain me with good examples. The regex
MySQL: Unknown system variable ‘tx_read_only’
I’m working on a Java Swing-based application+ Hibernate+Mysql+Spring. When I test CRUD operations, I don’t have problems with read, but in insert statements system shows the message: I have the last version of MySQl Hibernate 4 Java annotations Can you tell me which is the problem to solve now? A…
How do you remove the first Node in a Linked List?
Sup guys so I’m going over a few of my methods in my Linked List class and I’m getting a logical error when removing a node from a linked list. I was working on my removeFirst() method when I then encountered a error in my removeLast() method as well. The problem is that both remove the last item …
Does Java’s new keyword necessarily denote heap allocation?
I’m trying to write something fast, and that constantly allocates and deallocates memory, making where this memory is allocated important in terms of performance. Does allocating objects always allocate them to the heap? Does JIT compilation do fancy allocation optimization of any sort? Answer Objects a…
java heap size error dex2jar android decompile solution?
i was working on a android project but my laptop was formatted so i lost all code but i had a signed apk of the file on my phone .. whenever i try to use dex2jar it stops converting mid way with this error. how can i increase the heap size or is there another way out. can i decompile
How to put/get multiple JSONObjects to JSONArray?
Is it possible to store multiple different JSONObjects into a single JSONArray? This is the structure, I want to store in a JSONArray. Here’s the code where I am setting JSONObject and putting it into a JSONArray Using this code only the last value, which I am setting in JSON object Override to all obje…
Calculating timezone from GMT value – Android
In a android form , i am accepting a GMT value(offset) from user such a +5:30 , +3:00. and from this value , i want to calculate the timeZone that is “India/Delhi”. Any ideas on how to do it ……Plzz Answer If you already have a specific instant in time at which that offset is valid, you…
BCrypt.checkpw() Invalid salt version exception
I’m trying to implement authentication using BCrypt, in my Play 2.1. Java application, but I’m getting Invalid salt version exception when I’m trying to authenticate the user. This is my stack trace I’m using following maven repository: http://mvnrepository.com/artifact/org.mindrot/jbc…