2020年9月
打印数字棱形
摘要： <html> <body> </body> <div id="point"></div> <script type="text/javascript"> var point = 5; var i = point * 2 - 1; var j = point * 2 - 1; var arr_poin 阅读全文
posted @ 2020-09-19 12:31 yuzhoumeigui 阅读(215) 评论(0) 推荐(0) 编辑
mosquitto systemctl 启动配置
摘要： [Unit] Description=Mosquitto MQTT v3.1/v3.1.1 Broker Documentation=man:mosquitto.conf(5) man:mosquitto(8) After=network-online.target Wants=network-on 阅读全文
posted @ 2020-09-19 10:35 yuzhoumeigui 阅读(784) 评论(0) 推荐(0) 编辑
php 实现 rsa 加密算法
摘要： <?php // given the variables as constants: //Block size for encryption block cipher private $ENCRYPT_BLOCK_SIZE = 200;// this for 2048 bit key for exa 阅读全文
posted @ 2020-09-19 10:15 yuzhoumeigui 阅读(361) 评论(0) 推荐(0) 编辑
centos7.2 安装 freeswitch 步骤
摘要： 安装 sudo yum install -y https://files.freeswitch.org/repo/yum/centos-release/freeswitch-release-repo-0-1.noarch.rpm epel-release sudo yum install -y fr 阅读全文
posted @ 2020-09-03 11:52 yuzhoumeigui 阅读(970) 评论(0) 推荐(0) 编辑
2020年6月
redis systemctl 启动配置
摘要： $ vi /lib/systemd/system/redis6379.service [Unit]Description=redisAfter=network.target [Service]Type=forkingExecStart=/usr/local/redis/bin/redis-serve 阅读全文
posted @ 2020-06-12 19:35 yuzhoumeigui 阅读(442) 评论(0) 推荐(0) 编辑
2020年3月
centos 7.2 install opencv-3.4.4
摘要： cd ~ yum -y install epel-release yum -y localinstall --nogpgcheck https://download1.rpmfusion.org/free/el/rpmfusion-free-release-7.noarch.rpm yum -y l 阅读全文
posted @ 2020-03-29 18:24 yuzhoumeigui 阅读(418) 评论(0) 推荐(0) 编辑
centos7.2 install jsoncpp-src-0.5.0
摘要： yum -y install scons download https://sourceforge.net/projects/jsoncpp/files/latest/download tar -xf ./jsoncpp-src-0.5.0.tar.gz cd ./jsoncpp-src-0.5.0 阅读全文
posted @ 2020-03-29 18:07 yuzhoumeigui 阅读(681) 评论(0) 推荐(0) 编辑