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1.to_ Basic syntax of dict() function DataFrame.to_dict  (self,  orient='dict' ,  into= )--- official documents For each function, you only need to fill in one parameter: orient ， but the dictionary is constructed in different ways for different functions. The official website gives a total of six types, and one of them is the list t ...

In the scenario of exporting excel, I usually export a List directly into a sheet, using npoi Mapper library is very convenient. Recently, I often need to convert the jsonarray returned by the interface into an excel table. For example, the columns obtained from elasticsearch or clickhouse are not fixed. For example, the clickhouse changes acco ...

preface: Hello, everyone. Today I'll teach you to do a comprehensive Python practice: extracting pictures in PDF and Word with Python To realize today's theme, we have to first involve a very common framework content GUI in Python. We have also talked about some development cases involving python GUI framework in our articles before; This ...

Recently, a small partner said that a tool is needed to compare the differences between two excel tables and directly mark the rows with differences. The code is quite simple. In order to facilitate Xiaobai's use, I package it into an exe file and click execute to output the results. 1. Let's talk about how to use it first, followed by the co ...

In today's computerized (or paperless) office environment, some materials often need to be transferred between different office documents due to work needs. If you need to present a briefing (. ppt), you may need to copy some words of word to ppt; If you need to analyze the tabular data in the paper, you may need to convert pdf to excel. Howeve ...

Functional area composition The EXCEL ribbon consists of tabs, command groups and commands, as shown in the following figure: Excel 2010 file format Since Microsoft Office 2007, Microsoft has introduced a new file format based on XML: Microsoft Office Open XML Formats, which is applicable to EXCEL/WORD/PPT of version 07 and ab ...

1, Import (1) controller layer @DataLog(operationName = "Imported going abroad for private", operationDesc = "", methodType = MethodTypeEnum.IMPORT_TYPE) @ApiOperation(value = "Going abroad for private-Import") @ApiOperationSupport(order = 5) @GetMapping(Urls.Abroad.importAbroad) public JsonObject<Object> importAbro ...

Day 27 of python learning: summary of the fourth week -- Office Automation file By storing data in files through the file system, we realize the persistence of data Computer file system is a method of storing and organizing computer data, which makes it easy to access and find data The file system uses the abstract logical concept of f ...

Python's operation of Excel requires the support of third-party libraries. If you want to be compatible with Excel files in xls format before Excel 2007, you can use third-party libraries xlrd and xlwt. The former is used to read Excel files and the latter is used to write Excel files. If you use a newer version of Excel, that is, Excel files i ...

Qt C/C + + programming case (1) student course selection management system for Sqlite database operation Tip: if the score is too high, talk or comment privately. I'll reduce it. Thank you for your support 1. Video presentation address: Student course selection system based on Qt C + + interface sqlite database 2. Case requirements: 2 ...