Disclaimer: This is a very very difficult question about mathematics and algorithms (in my opinion) – so respect to anyone who makes this. I admire you. I would like to evaluate the performance of my …
Disclaimer: This is a very very difficult question about mathematics and algorithms (in my opinion) – so respect to anyone who makes this. I admire you. I would like to evaluate the performance of my …
When I try overwrite existing excel file, I get this error message: Exception in thread “main” org.apache.poi.ooxml.POIXMLException: OOXML file structure broken/invalid – no core document …
I am using version 4.1.2 of Apache Poi and I have this dataset: String[] headers = new String[] { “Company”, “Status” }; Object[][] sheetData = { {“Company 1”, “OK”}, …
I need to get data from the pdf file with its header for further comparing with DB data I tried to use the pdfbox , google vision ocr , itext, but all libraries gave me a row without structure and …
My code is below: import java.util.*; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.InputStream; import java.io.IOException; import org.apache.poi.ss….
I’m having a problem in excel while using Apache POI. I can read across rows, but sometimes I’m in a situation where I would like to read a particular column only. So is it possible to read any …
How can I rotate the text within an HSSFCell class of Apache POI?