If I use this method, and by chance there is a temporary file with the same name, the file is overwritten? I’m talking about an application that will generate many temporary files, for a long time. Answer From the JavaDoc on createTempFile (here) on the line labeled 2, Neither this method nor any of its…
Tag: java
Android: Navigation Drawer vertical shadow
I have implemented a NavigationDrawer in my application. I would like to know how I can add a vertical shadow effect which is below the main Fragment, similar to the picture below. I have one image on my drawable with the shadow image. It’s called “drawer_shadow.9” but I don’t know how…
“Cannot start compilation: the output path is not specified for module…”
I have a very simple Java + Gradle project. It builds fine. It runs fine from the shell with “gradle run”. However, if I try to run inside of IntelliJ, I get: My “Compiler output” is set to “Inherit project compile output path”. I don’t want a custom output path, what…
Spring MVC web application: No default constructor found
Project ZIP: http://goo.gl/ddhLg5 Spring web app cannot be executed giving HTTP Status 500 error. It also writes out that No default constructor found for DSLR but in fact there is a default constructor. Maybe it has to do with application context or the way my beans declared? What is the reason my applicatio…
First level cache not working with JPA and Hibernate
I an new to use hibernate caching (first level, 2nd level and query cache). My project is configured using Spring MVC and JPA. I am testing first level cache using JUnit test case below. And my entity class is defined as : This should execute native query once in case first level cache is by default enabled. …
Replace capital letter with underscore + lowercase letter in Java?
Is there a way to use RegEx in Java to replace all capital letters with an underscore and the same letter only lowercase? Example: getSpecialString -> get_special_string Answer Just try with:
IndexOutOfBoundException when creating an Array from a List [closed]
Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 8 years ago. Improve this question I have this method that returns a List of usernames, and for some reason it is throwing an i…
how to decode the Stack Exchange API response
I am trying to retrieve the response of stack exchange api like [http://api.stackexchange.com/2.2/tags?order=desc&sort=popular&site=stackoverflow] I am using the following code to retrieve the response But I am getting the response in decoded form as ���n� �߅f]as��DՊ�I��/�m�(��*Ʃ���Kc��� I found the s…
Error while running cucumber in junit
Hi i am new to cucumber java. i am trying to run a simple cucumber feature test. below are my feature file, step definition file and junit runner file. but i am not able to run the test succesfully in cucumber-java,cucumber-junit 1.1.6 version. Feature file Stepdefinition file Cucumber runner file I am gettin…
Setting SDK Location in Netbeans
I’m having some trouble setting the Android SDK Location in Netbeans. I have installed the SDK and even run a virtual device in it, but for some reason Netbeans is not recognizing the SDK. Here is the location of my SDK: And when I have this entered in Netbeans: The ‘OK’ or ‘Apply̵…