09 2023 档案
摘要：cannot open source file "stddef.h" (dependency of "chrono"). Please run the 'Select IntelliSense Configuration...' command to locate your system heade
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摘要：#include <iostream> void ignore_exceptions() { for(int i=-10;i<10;i++) { std::cout<<"i:"<<i<<", 100/i="<<100/i<<std::endl; } std::cout<<"Finished in "
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摘要：sudo apt install libmysqlcppconn-dev #include <algorithm> #include <atomic> #include <barrier> #include <bitset> #include <chrono> #include <ctime> #i
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摘要：mysql 5.7.16 installer download url for once click installation https://cdn.mysql.com/archives/mysql-installer/mysql-installer-community-5.7.16.0.msi
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摘要：1.Ubuntu install vscode; sudo snap install --classic codecode --version; 2.update upgrable upgrade sudo apt update; sudo apt list --upgradable; sudo a
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摘要：sudo systemctl stop mysql; sudo apt purge mysql-server mysql-client mysql-common mysql-server-core-* mysql-client-core-*; sudo rm -rf /etc/mysql /var/
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摘要：//create procedure statementdelimiter $$ use db $$ drop procedure if exists insertIntoT1Table; create procedure insertIntoT1Table(in num int) begin de
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摘要：use db; 'CREATE TABLE `t1` ( `id` bigint NOT NULL AUTO_INCREMENT, `name` varchar(40) NOT NULL DEFAULT '''', `author` varchar(40) NOT NULL DEFAULT ''''
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