Tag：test paper
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Time：2021-1-25
————————————————-Question bank management 22Picture library: create a file directory, maintain pictures for the question bank to select and call 23Single choice questions: maintain single choice questions, questions, options, answers, types, levels, status, parsing 24Multiple choice questions: maintain multiple choice questions, questions, options, answers, types, levels, status, parsing 25Judgment questions: maintain judgment questions, questions, answers, types, […]
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Time：2021-1-9
New features: training and learning module, PDF electronic course, video course, live course (build your own live streaming server) ————————————————-Question bank management 22Picture library: create a file directory, maintain pictures for the question bank to select and call 23Single choice questions: maintain single choice questions, questions, options, answers, types, levels, status, parsing 24Multiple choice questions: […]
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Time：2020-11-17
————————————————-Question bank management 22. picture library: create a file directory, maintain pictures, and select and call the question bank 23. multiple choice questions: maintain multiple choice questions, test questions, options, answers, type, level, status, and resolution 24. multiple choice questions: maintain multiple choice questions, test questions, options, answers, type, level, status and resolution 25. judgment […]
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Time：2020-9-20
1338. Halve array size Hi, everyone. I’m a pig. Welcome to the weekly leetcode quiz of the “baby can understand” series. This is question 2 of 174 and 1338 of the list of questions – “halving array size” Title Description Here’s an array of integersarr。 You can select a set of integers and delete each […]
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Time：2020-8-19
————————————————-Question bank management 22. picture library: create a file directory, maintain pictures, and select and call the question bank 23. multiple choice questions: maintain multiple choice questions, test questions, options, answers, type, level, status, and resolution 24. multiple choice questions: maintain multiple choice questions, test questions, options, answers, type, level, status and resolution 25. judgment […]
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Time：2020-4-23
Features of mongodb Mongodb is a database for document storage. In mongodb, a record is called a document and consists of key value pairs similar to the JSON structure. Because of the characteristics similar to mongodb’s direct storage of JSON, mongodb is naturally suitable as a medium for storing complex data structures. Similar to the […]
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Time：2020-2-11
Introduction In the comprehensive query of test questions, it is used as usualPredicateWhen splicing the predicates, we met with a difficult problem. The requirement is to query the test questions. In addition to other general conditions such as professional courses and models, it is also necessary to query the test questions that have not been […]
