Tooltip on image

I am using the tooltip. But I want that on image tag, like when I mouseover the image then the tooltip should work. I have tried but not working for me on image tag.

Python OpenCV2 (cv2) wrapper to get image size?

cv2 uses numpy for manipulating images, so the proper and best way to get the size of an image is using numpy.shape. Assuming you are working with BGR images, here is an example: In case you were working with binary images, img will have two dimensions, and therefore you must change the code to: height, … Read more

Setting background images in JFrame

There is no built-in method, but there are several ways to do it. The most straightforward way that I can think of at the moment is: Create a subclass of JComponent. Override the paintComponent(Graphics g) method to paint the image that you want to display. Set the content pane of the JFrame to be this subclass. Some sample code: Note that … Read more

Can I store images in MySQL 

Yes, you can store images in the database, but it’s not advisable in my opinion, and it’s not general practice. A general practice is to store images in directories on the file system and store references to the images in the database. e.g. path to the image,the image name, etc.. Or alternatively, you may even … Read more