Hanoi tower problem with recursive solution

https://www.geeksforgeeks.org/c-program-for-tower-of-hanoi/

http://mathworld.wolfram.com/TowerofHanoi.html
位置： Taiwan

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Upgrade php and httpd(apache) on CentOS 7

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1. for latest php from https://rpms.remirepo.net/ $ wget https://rpms.remirepo.net/enterprise/remi-release-7.rpm $ sudo  rpm -ivh remi-release-7.rpm $ sudo yum -y --enablerepo='remi-php74' --enablerepo='remi'  install php-7.4.29       2. for latest httpd from https://repo.codeit.guru/ $ wget https://repo.codeit.guru/codeit-repo-release.el7.rpm $ sudo rpm -ivh codeit-repo-release.el7.rpm $ sudo yum -y install httpd-2.4.53 3. If error message occurred on httpd-2.4.53 + php 5.4.X (Invalid command php...) modify /etc/httpd/conf.modules.d/00-mpm.conf disable mpm_event with #(sharp) and enable mpm_prefork with unsharp references https://rpms.remirepo.net/ https://repo.codeit.guru/ https://repo.codeit.guru/packages/centos/7/x86_64/  https://repo.ius.io/ https://tw.arip-photo.org/320126-error-start-apache-php-value-MDGNGZ https://www.datadoghq.com/blog/monitoring-apache-web-server-performance/#prefork-mpm #Cyber Security    
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samba enable FS share under SELinux on CentOS

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list context of files or folders for selinux mandatory protection  $ ls -lZd / 1. external USB disk $ getsebool -a | grep fusefs $ setsebool -P samba_share_fusefs on 2. nfs disk $ s etsebool -P samba_share_nfs on 3. create and enable home dirs $  getsebool -a | grep samba $ setsebool -P samba_create_home_dirs on $ setsebool -P samba_enable_home_dirs on 4. global share ACL $ setsebool -P samba_export_all_ro on $ setsebool -P samba_export_all_rw on
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