I am learning Java and told to learn Spring. I am writing a simple program and get this error message (I am using IntelliJ Idea IDE): My ApplicationContext.xml file is as follows. I copied and pasted the RunMario class file path from the project panel so it should be the fully qualified path. Here is the RunM…
Best way to implement View.OnClickListener in Android
Suppose we have an Activity with a lot of views on which OnClickListener is to be registered. The most common way to implement this is to let the Activity-Subclass implement the OnClickListener, something like this: The way I like to implement it is to create a private class inside the Activity-Subclass and l…
Require HTTPS with Spring Security behind a reverse proxy
I have a Spring MVC application secured with Spring Security. The majority of the application uses simple HTTP to save resources, but a small part processes more confidential information and requires an HTTPS channel. Extract from the security-config.xml : All worked fine until we decided to migrate it to the…
Android – Send Telegram message to a specific number
I’m trying to send a Telegram message to a specific number from within my Android app. Right now my code launches Telegram app, and then the user has to select the destinatary. What I want to do is to send the message to the specified number, without having the user select the contact. My code is as fol…
How to add border to paragraph in itext pdf library in java?
I have created a paragraph in using itext pdf library in java. I have to add border to paragraph, not to the whole document. How to do it ? Answer Please take a look at the BorderForParagraph example. It shows how to add a border for a paragraph like this: There is no method that allows you to create a
How to specify a Primary Key on @ElementCollection
So, there is that behavior with innodb that can cause problem if some tables lack of primary key. So with Hibernate, I am looking for a key to specifies a primary key on a @ElementCollection table with a Set as the underling data structure. I found a way to have a primary key with a map, but it is kind
Java Simple Email Program in Eclipse
I want to make a simple program where you can send email from the Command Line. I found this tutorial, ‘ http://www.tutorialspoint.com/java/java_sending_email.htm ‘, however the downloads don’t. So where can I get JavaMail API and Java Activation Framework (JAF) and how would i put it in my …
Maven root pom.xml marked as red when importing existing project into eclipse
When importing existing maven project into eclipse my root pom.xml is marked red. when i select on the pom.xml the message reads : Can’t import project XYZ from an existing workspace folder This only happens for the root pom.xml Eclipse in use: Luna Service Release 2 (4.4.2) Maven Integration for Eclips…
Spring Boot Actuator without Spring Boot
I’ve been working on a Spring/Spring MVC application and I’m looking to add performance metrics. I’ve come across Spring Boot Actuator and it looks like a great solution. However my application is not a Spring Boot application. My application is running in a traditional container Tomcat 8. I…
Using Arraylist in Mule to query Salesforce
We are trying to query Salesforce with an ArrayList in the where statement. Below is is the error we ran into when we tried using the ArrayList in the where clause. Query we used against Salesforce: successlist contains the values [‘a1o90000001msXwAAI’, ‘a1o90000001msXxAAI’]. Error Mes…