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magicianlib / MybatisHelper.java

Last active February 15, 2025 10:10

MybatisHelper（MyBatis Batch Operator Helper）

	import java.util.function.Consumer;
	import java.util.function.Function;
	import org.apache.ibatis.session.ExecutorType;
	import org.apache.ibatis.session.SqlSession;
	import org.apache.ibatis.session.SqlSessionFactory;
	import org.springframework.beans.factory.annotation.Autowired;
	import org.springframework.stereotype.Component;
	import org.springframework.transaction.support.TransactionOperations;
	import org.springframework.transaction.support.TransactionTemplate;

magicianlib / datetime_format.cpp

Last active October 19, 2023 10:47

C++ 日期格式化

	#include <chrono>
	#include <ctime>
	#include <iostream>
	#include <string>

	/**
	* date format to string
	* https://cplusplus.com/reference/ctime/strftime/
	*/

magicianlib / timer.hpp

Last active August 11, 2023 07:42

C++ timer计时器

	#ifndef PROJECT_TIMER_HPP
	#define PROJECT_TIMER_HPP

	#include <ratio>
	#include <chrono>

	namespace datetime {

	// DurationPeriod
	typedef std::chrono::nanoseconds Nano; // 纳秒 <long, long>

magicianlib / DistanceUtil.java

Created June 17, 2022 02:33

geo distance

	import java.math.BigDecimal;
	import java.math.RoundingMode;

	/**
	* 两经纬度点距离计算
	* </p>
	* 根据圆周率计算两点地图经纬度距离
	*
	* @author MinGRn <br > MinGRn97@gmail.com
	*/