Tutorial by Topics: custom

There are scenarios when dealing with service layer in liferay, when we need to query database with too many clauses or dealing with multiple tables.In such cases,we use either of: 1)Dynamic query(wrapper on Hibernate criteria API) 2)Custom SQL queries References: Custom SQL Dynamic quer...

Python has many built-in exceptions which force your program to output an error when something in it goes wrong. However, sometimes you may need to create custom exceptions that serve your purpose. In Python, users can define such exceptions by creating a new class. This exception class has to be ...

Using CustomDocumentProperties (CDPs) is a good method to store user defined values in a relatively safe way within the same work book, but avoiding to show related cell values simply in an unprotected work sheet *). Note: CDPs represent a separate collection comparable to BuiltInDocumentProperties...

Custom software development - trends and developments in 2023 The pandemic of 2020-2021 initially threw everyone into the darkness of the unknown. It was difficult to understand when and how it would end. Many companies felt that the lights had been turned off, and it was unclear where to go. The IT...