I have simple Spring Data JPA repository. Is there any way to monitor execution time for methods generated by Spring (for example findOne(…))? Answer The easiest way is to use a CustomizableTraceInterceptor as follows:
Tag: java
How to compare two string dates in Java?
I have two dates in String format like below – I want to make sure startDate should be less than endDate. startDate should not be greater than endDate. How can I compare these two dates and return boolean accordingly? Answer Convert them to an actual Date object, then call before. Recall that parse will throw a ParseException, so you should
JTable will set to editable after converting ResultSet to TableModel with DbUtils. How to make it non-editable again?
Here is My Code for doing this` Answer Variable names should NOT start with an upper case character. SongData_Table should be songDataTable. Override the isCellEditable(…) method of the JTable, instead of the TableModel.
How to secure an SFTP password in an APK file
I’m developing an Android app which has a service to upload images/files to a FTP server. To make that possible, the app on the device has to log in into the FTP server before sending data. And here comes my problem. The user does not need to / have to know about the FTP login data. Only the app itself.
How to rotate the LinearGradient in a given Shape?
I try to find the way to rotate the LinearGradient object nested into e.g. Rectangle object, say: Now, I try to rotate this lg object, for example for 45 degrees to the left, but without rotating the whole rect. Is there any way to achieve that? Answer The first parameters that are given to the LinearGradient constructor are the coordinates
Validate page numbers/ranges for printing
I am writing a regular expression for matching a particular pattern which is as follows. We all are familiar with the pattern that we give while printing selective pages via a word document. i.e. We can use comma and hyphen no other special characters allowed should start and end with a number Comma and hyphen not allowed together, etc Valid
Exception in thread “main” cucumber.runtime.CucumberException: No backends were found
I am developing my Selenium-JVM framework with Cucumber and while running my first feature got below error. Please help. How did I launch the feature – Right click on feature file Select Run As -> Cucumber Feature Immediate Exception – What I have in code – Launcher.java – Feature file – List of Dependencies added to list – My JVM
Can you have multiple transactions within one Hibernate Session?
Can you have multiple transactions within one Hibernate Session? I’m unclear if this is an allowable desirable. In my code I have a long running thread and takes items from a Blocking Queue, depending on what is on the queue, it may need to create and save a hibernate object, or it may not need to do anything. Each item
Can’t get a image from resources
I have problem to get an image from another package of my Eclipse project! I saw this post here My code is this CreateTableOnPDF.java: I getting this exception: I don’t know what I am doing wrong? Maybe is the a lot hour a have spend already infront of my monitor. Here is my project structure: Thanks for your attention and
“No select item” on JavaFX combobox?
What is the correct way to put an item which value is null, inside a ComboBox? I tried using myComboBox.getItems().add(null);, and it works, but whenever the user selects this value on the combo box, an exception is thrown on the console: So i think maybe this is not the correct way of doing that. Any clues? Answer In my experience,