Is it possible to disable manual sorting on a JTable after adding a sorter? So I have a JTable that has the following sorter attached to it (basically sorts by column 3 when the table is initialised): This works fine, however the user is still able to click on the column headers in the table and sort by any of
Can someone help me with this knight’s tour code?
The code seems fine to me, but the output is too short and the answer is no when it should be yes (starting at a,0, the knight should be able to tour the entire board) By the way, the reason my positionsVisted array is [9][9] is because I wanted the values to be 1-8, to match the output. This is
Setting all values in a boolean array to true
Is there a method in Java for setting all values in a boolean array to true? Obviously I could do this with a for loop, but if I have (for example) a large 3D array, I imagine using a loop would be quite inefficient. Is there any method in Java to set all values in a certain array to true,
How can I protect sqlite db in android from being stolen
I am making a app with 28MB size of sq-lite file which is initially in assets folder of android. When it installs in user it copy’s to system folder. As this db is most important for me. If anyone can …
android on Text Change Listener
I have a situation, where there are two fields. field1 and field2. All I want to do is empty field2 when field1 is changed and vice versa. So at the end only one field has content on it. It works fine if I attach addTextChangedListener to field1 only, but when I do it for both fields the app crashes. Obviously
Chaining static methods
This might not have a solution, or I might have not been able to find one, but here it is: !! Note: the code below is incorrect, I know. I just want to show what exactly I would like to accomplish. I would like to do something on the lines: … in order to do the below somewhere in another
Draw a line with curved edges in Android
I am using canvas.drawLine to draw some line in android but the lines are too sharp but i need a curved edges Here the 1 is what i have and 2 is what i want to achieve, means a line with curved edges rather than straight edges How can I achieve that ?? EDIT 2: I am trying to use
How to configure UCanAccess JDBC driver with Spring?
Whenever I tried to use an ODBC driver to access MDB files, it gave me an error: So I decided to use the UCanAccess JDBC driver instead. Does anyone have experience configuring UCanAccess JDBC driver with Spring? I’ve put the UCanAccess.jar into my lib folder and configured it like below, but that doesn’t work: My development environment: Spring Framework 3.x
How to show localization messages with parameters in Spring 3 / Thymeleaf
I’m using Spring 3 and Thymeleaf to make some webpages and I am lost as for how to show messages like this: welcome.message=Hello {0}, welcome! and then replace {0} with the user name inside thymeleaf tags: I’m not even sure if {0} is the right syntax for the bundle message. Answer You can use where some.attribute would be the value
MailConnectException while sending mail using java mail api
Trying to send an email using java mail api. And I keep getting MailConnectException. I have tried multiple ways to solve it without success. Exception is thrown by this statement Can anyone tell me what I’m doing wrong? Stack trace: Answer This looks like network problem. Even though it could occur due to variety of reasons, like :- “Couldn’t connect