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About OpenResty   Author: Geng XiaoniuLink: https://www.zhihu.com/question/266535644/answer/705067582Source: ZhihuThe copyright belongs to the author. For commercial reprint, please contact the author for authorization, and for non-commercial reprint, please indicate the source. OpenResty solves the pain point of high concurrency. At pre ...

Front end unit test background For a long time, unit testing is not a skill that front-end engineers must have. In the domestic development environment, it is generally required to be fast, so the code quality of the project is often ignored, which affects the maintainability and scalability of the project. With the increasingly engineering de ...

Bubble sort algorithm Bubble sorting repeatedly traverses the sequence to be sorted, comparing two adjacent elements each time, and exchanging them if their order is wrong. Repeat the traversal until there is no need to exchange, indicating that the sequence has been sorted. Algorithm steps: Compare adjacent elements: if the first is la ...

Author: Daoge, a 10 + year embedded development veteran, focusing on: C/C + +, embedded and Linux. Pay attention to the official account below, reply to books, get classic books in Linux and embedded field. Reply to [PDF] to obtain all original articles (PDF format). cataloguetheory and practice startNew dynamic libraryProblems facedHow do you ...

1, Understanding Vue Author: you Yuxi Progressive framework: select the tools in the framework according to your own needs. VUE does not require you to accept and use all its functions and features at one time Vue Data driven Progressive framework Software design pattern based on MVVM React Develop the most rigorous framework for large project ...

Meaning: for a string \ (S \in \{\texttt{A,B,C} \} \) with a length of \ (n \), given an operation, for three characters \ (pA,pB,pC\in\{\texttt{A,B,C} \} \), make all \ (\ texttt{A}\to pA \), all \ (\ texttt{B}\to pB \) and all \ (\ texttt{C}\to pC \) in \ (S \). Find the minimum number of operations that make any two adjacent characters in \ ...

4, Experimental conclusion 1. Experimental tasks 1-4 Summary: Correlation and difference of ordinary array, array and vector Memory allocation method: both array and array are static memory allocation and are located in the stack. vector uses dynamic memory allocation and is located in the heap. Efficiency: array = array > vector Cop ...

#Unified identity management platform IAM Many enterprises have multiple office systems. Accounts, passwords, roles and permissions need to be set separately and cannot be managed uniformly. I think the unified identity authentication management system IAM has the following three advantages: Establish a unified user management, identity rati ...

Series of articles: Learning notes of machine learning practice Decision tree Advantages: the calculation complexity is not high, the output result is easy to understand, is not sensitive to the loss of intermediate value, and can process irrelevant feature data. Disadvantages: over matching may occur. Applicable data types: discrete and conti ...

background"Log4j2-TF-7-AsyncLoggerConfig-8" Id=52 BLOCKED on sun.misc.URLClassPath@26eb1b56 owned by "Log4j2-TF-7-AsyncLoggerConfig-4" Id=17 at sun.misc.URLClassPath.getNextLoader(URLClassPath.java:479) - blocked on sun.misc.URLClassPath@26eb1b56 at sun.misc.URLClassPath.getResource(URLClassPath.java:248) at java.net.URLClassLo ...