Programming in VBA can significantly speed up and facilitate your work. Visual Basic for Applications is a programming language implemented in Microsoft Office programs that you can use to write…
Manual input of data in MS Excel forms and text cells can lead to many errors and occurrence of dirty records in your data. If the user makes e.g. a…
When working with Apache Kafka, there may be a situation when we need to delete data from topick, because e.g. during testing junk data was sent, and we have not…
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…
Are you wondering how to start your adventure in the IT? Are you interested in data warehouses and data integration, but you do not know where to start? Talend Data…
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…
