Apache Log4j (25)
Apache Camel (79)
Apache Drill (13)
Apache Ant (56)
Apache Storm (49)
Apache NiFi (15)
Apache POI (26)
Apache Solr (60)
Apache Tapestry (21)
Apache Wicket (26)
What is apache nifi?
How many ways we can set properties into build ant file?
Which command is used to start solr in foreground?
what does WARN and TRACE level indicates in log4j?
How do you define nifi content repository?
What is the use of tokenizer?
What is data integrity and what are the methods available to reduce threats to it?
Explain how to import .jar files?
How will you add a max formular to a cell using apache poi?
Explain the difference between apache kafka and apache storm?
what is the role of filter in log4j?
Can you explain dynamic fields?
What is apache drill?
Tell me the example of username validation in apache-wicket?
Do I need to load data into drill to start querying it?