Recently, Microsoft Teams has been gaining more and more popularity among users. All in all, it is not surprising, because currently on the market it is difficult to find a…
Recently, Microsoft Teams has been gaining more and more popularity among users. All in all, it is not surprising, because currently on the market it is difficult to find a…
The answer is - you cannot, but you can use @SuperBuilder annotation instead of @Builder. @SuperBuilder was introduced as experimental feature in lombok v1.18.2.@SuperBuilder's toBuilder feature and limited support for…
Sometimes you got business requirements to create new view or dashboard and to do this you need to convert rows to columns. You can transpose them on two ways: using…
Many times you might want to have strong typing on your data in Spark. The best to get it is to DataSet insted of DataFrame. In this post I give…
In this post I will try to introduce you to the main differences between ReduceByKey and GroupByKey methods and why you should avoid the latter. But why? The answer is…
A constraint is a rule that you define and its task is to protect the table from clutter that may arise as a result of adding incorrect or incomplete data.…
In this post I will show you how you can easily run Microsoft SQL Server Database using docker and docker-compose. Microsoft provides official images in docker hub, so you can…
Cause This is typical error when you first time use dependencies which are not coming from the most popular maven repository. In this case I wanted to use package which…
Cause The nature of .gitignore is that only newly added files are ignored. In the situation that a directory has been added to your repository, e.g. the mentioned .idea, then…
