after reading the document, it is said to add @ Excel (needMerge=true) to the fields that need to be juxtaposed on the entity class. I don t know how to set the juxtaposition data relationship. There are few examples on the Internet. Which god can give ...
timeout passed to the browser due to slow query speed or large amount of data because the default connection timeout for HTTP requests is 30 seconds, do you have any good methods? POI used by the development package ...
How can the cell style be implemented in poi? There are many spaces between "date " and "Party A " ...
suppose there is item number P1PowerP2and its price 10d20, the first column of the excel table generated by is a drop-down list, the median value of which is P1 or P2, select P1, the first row and the second column automatically populate the price 10 ...
the code is as follows: File f = new File("D: demo.pptx"); InputStream in = new FileInputStream(f); XMLSlideShow slideShow = new XMLSlideShow(in); XSLFSlideLayout layOut = slideShow.getSlideMasters()[0].getLayout(S...
java.lang.IllegalArgumentException: Minumum row number is 0 error is reported when exporting excel data specific errors are as follows: 17 47 16 46 15 45 14 44 13 43 12 42 java.lang.IllegalArgumentException: Minumum row number is 0 at org.apache.p...
my requirements are like this: word document type is xml, open with a text editor to see the following code (I only copied the header part of the code) how java can convert it to word type doc documents, Apache s poi seems to only convert word docume...
error message: Caused by: org.apache.xmlbeans.XmlException: Element themeManager@ http: schemas.openxmlformats. is not a valid document@ http: schemas.openxmlformats. document or a valid substitution. error code: XWPFDocument doc = new XWPFDocume...
I have a paragraph in word Xxxxxxxxxxxxxxxxxxxxxxxx$ {name of tendering agency}, dididdxxxxxxxxxxxx test ${name of tendering agency}. I want to replace the ${} package variable with the actual value when reading the paragraph using poi, I cannot read...
The requirement is to take a pptx file and update the charts in some slides based on the data in other excel. question: updating the data in the chart does not automatically update the range of ordinates, resulting in display problems the prob...
< H1 > question < H1 > poi reports an Duplicate PageSettingsBlock record exception when reading the xls file exported by the company s reporting system. org.apache.poi.hssf.record.RecordFormatException: Duplicate PageSettingsBlock record (sid=0x29) ...
problem description vue uses orderBy to report an error "ReferenceError: _ is not defined " orderBy but the console reported an error as shown in figure 1 related codes html <el-step :title="item.customStatusName" :descriptio...
it is similar to giving likes on moments, but users may cancel likes at will, or even click non-stop. How should the function be handled so as to find a way of thinking ...
the project requires multiple dialogs to coexist. After element pops up a dialog box, even if you choose not to need a mask layer, the mouse cannot click on the rest of the page. check the elements and find that even if the mask layer is not displayed...
WeChat Mini Programs uploads pictures to Aliyun oss, but the company s Aliyun address is changeable. Is there any good idea? do any bosses know ...
because the parameters passed by axios are in json format, and the parameters in formdata format are accepted in the background, axios.defaults.headers.post [ Content-Type ] = application x-www-form-urlencoded;charset=UTF-8 ; import qs from qs ...