I am sure If you’re interested enough to read this blog, you are familiar with the zero-day exploit discovered recently in the log4j library which allows remote code execution. I believe we can agree that it is the most dangerous type of vulnerability. In this post, we’ll examine which applications are vulnerable, how this exploit works (with a demo application), and what actions you can take to protect yourself.

Sorting data efficiently has always been a challenging task in computer science but there is also another challenge you will encounter after you tackle the sorting. Keeping your data sorted while updating it.

Imagine having a CONTENT table that stores thousands of contents and you allow content management users to manipulate the order of the contents. For example, a cms user might move content from the 5002nd row to the 13th row. To provide this feature, there are a couple of options you can choose from.