I am using Spring for MVC tests Here is my test class Here is the MVC config Here is the security config When I run my test it fails with the message: I understand that it fails due to the fact that the url is protected with spring security, but when I run my application I can access that url
Java text wrap issue, caused by input width
I am trying to wrap text based on a width of 10 characters. After looking at other questions, I have the following: This works until a word in my string is longer than the specified width. When this occurs, the rest of the string is printed on line line instead of still following the line width rule. Any ideas? I
Finding element using attribute ignoring case
Is there any way to find element using an attribute which must not be case sensitive? Think that, I want to find element by a title like this: But change in the title text won’t affect my WebElement. Answer You can xpath to achieve this. look at below example. The above xpath will convert all uppercase letters from title to
How to take input as String with spaces in java using scanner
I need to read spaces (present before string and after String) given as input using Scanner Note : if there is no spaces given in input it should not add space in output Please find the below code: I am expecting output like: Input :Enter Your name:Chandu Aakash Output:chandu Aakash Input: Enter Your name: (Space..)Chandu Aakash(Space..) Output: (space.. )chandu Aakash(Space..)
How to prevent Paho to send an ACK after processing a message from the broker?
I am working on a project with Paho on Java. Messages received from the broker are sent to an API that processes them, but this process might fail or take to long. I would like to take advantage of MQTT acknowledgement system and, in such cases, prevent the ACK to be sent so the broker resends the same message after
adb logcat returns “Logcat read failure”
After noticing that Logcat messages were not showing up in Android Studio, I tried every solution out there, and nothing worked. I eventually tried the command adb devices and sure enough my device was there, but as soon as I tried adb logcat it returned “logcat read failure”. Developer settings are turned on, and so it debugging. I’m on a
Open a file’s properties window using Java
This is a question only regarding Java in Windows. I need a method that will call this window: So essentially the method should be something like: So the statement: opernProperties(new File(test.txt)); should open the above window. So just to clarify, I do not want to read and manage the properties. I just want to open the properties window. Answer I
Non-parallel data source to ParallelDataSource in flink
I want to transform a non-parallel data source to a parallel data source in Apache Flink. In pseudocode, it would be something like this: I got it done by implementing a noop map function but I suppose there are more elegant ways. Thanks Answer You can use ParallelSourceFunction instead of SourceFunction as interface to be implemented in CustomDataSource. See: https://ci.apache.org/projects/flink/flink-docs-master/api/java/org/apache/flink/streaming/api/functions/source/ParallelSourceFunction.html
Java Array vs Scala Array
Seems one difference between Java Array and Scala Array is Java Array is co variant. Scala Array is not. Both are mutable. In java, sort method can take different arrays, such as arrays of String or Int. This is often quoted as a good example of Liskov substitution principle. Seems a good design to me? In Scala we know Array
Adding aspectJ language to define joinpoints
I’d like to define aspectj joinpoints not using annotations and string constants like this: but using aspecj language, like in this example: or Is there any good examples of how to add aspectj to the project to make maven compile this language properly and how to re-write @Before, @Around etc. annotations in aspecj language? Answer Here are some resources: the