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原创 为什么对象存储深度归档价格低?
基于磁带的深度存储通常需要数据取回时间,这是因为与磁盘等媒介比较,使用磁带进行数据读取需要花费更长的时间。需要注意的是,LTO磁带的使用寿命和可靠性相对较高,因此它可以提供更长期的数据保存和更好的数据保护等优势。需要注意的是,机械硬盘相对于SSD等存储设备而言,其读写速度较慢,因此可能不适合需要频繁读取和写入数据的应用场景。存储介质为SSD(固态硬盘)。AWS S3的存储介质包括SSD(固态硬盘)和HDD(硬盘驱动器),但大部分数据都存储在SSD上,因为SSD在读取速度和响应时间方面比HDD更快。
2023-06-01 07:49:56
681
原创 Java list.remove(1)是删索引还是bean?
1 直接写int,是索引下标List<Integer> list = new ArrayList<>();list.add(1);list.add(3);list.add(4);list.add(5);System.out.println(list);list.remove(1);System.out.println(list);输出:[1, 3, 4, 5][1, 4, 5]2 如果要删元素,要Integer对象,代码:List<In
2021-08-28 11:47:05
408
原创 发布到Maven中央仓库
网址https://central.sonatype.org/pages/requirements.htmlhttps://central.sonatype.org/pages/apache-maven.htmlhttps://central.sonatype.org/pages/working-with-pgp-signatures.htmlhttps://www.gnupg.org/download/创建秘钥gpg --key-gen查看秘钥gpg --list-ke
2021-03-18 09:30:20
148
原创 Git设置代理
[http] proxy = http://127.0.0.1:7890[https] proxy = https://127.0.0.1:7890git config --global http.proxy http://127.0.0.1:7890git config --global https.proxy https://127.0.0.1:7890
2021-03-16 15:49:19
233
原创 WordPress备案链接工信部官网
<a href="http://www.miitbeian.gov.cn/" rel="external nofollow" target="_blank"> <?php echo get_option( 'zh_cn_l10n_icp_num' );?></a>
2021-03-06 20:15:10
757
原创 ASOP环境搭建
1、环境:sony教程https://developer.sony.com/develop/open-devices/guides/aosp-build-instructions/build-aosp-android-android-10-0-0Ubuntu下载:tuijian18优麒麟14.04:http://www.ubuntukylin.com/downloads/download.php?id=38大连东软信息学院镜像网站:http://mirrors.neuso..
2021-01-25 09:59:50
1265
原创 Java RSA
import javax.crypto.BadPaddingException;import javax.crypto.Cipher;import javax.crypto.IllegalBlockSizeException;import javax.crypto.NoSuchPaddingException;import java.security.*;import java.util.Base64;public class RSAUtil { public static byt.
2021-01-03 12:31:02
268
原创 阿里云Maven
<mirror> <id>alimaven</id> <name>aliyun maven</name> <url>http://maven.aliyun.com/nexus/content/groups/public/</url> <mirrorOf>central</mirrorOf></mirror><mirror> <.
2020-12-11 22:36:17
219
原创 品牌英文名
Panasonic 松下 Lenovo 联想 Casio 卡西欧 Toshiba 东芝 ASUS 华硕 Dove 德芙 Midea 美的 SanDisk 闪迪 Gillette 吉列 BenQ 明基 Kingston 金士顿 Lays 乐事 Acer 宏基 Chanel ...
2020-12-11 21:52:13
324
原创 云服务商列表
阿里云https://www.aliyun.com/腾讯云https://cloud.tencent.com/百度云https://cloud.baidu.com/华为云https://www.huaweicloud.com/滴滴云https://www.didiyun.com/京东云https://www.jdcloud.com/ucloudhttps://www.ucloud.cn/七牛云https://www.qiniu.com/金山云
2020-12-10 17:25:53
352
原创 youtube-dl 下载 playlist 命令
youtube-dl -o '%(playlist_title)s/%(playlist_index)s %(title)s.%(ext)s' -f 'bestvideo[height<=?1080]+bestaudio/best' -i PLDA7EBE0816C91776下载playlist 不带字幕文件youtube-dl -o '%(uploader)s - %(playlist_title)s/%(playlist_index)s %(title)s.%(ext)s' -f .
2020-12-10 17:24:44
1759
原创 阿里云挂载对象存储
服务器挂载安装https://help.aliyun.com/document_detail/153892.html?spm=5176.11065259.1996646101.searchclickresult.77ad77cfsBPXojnginx转发做文件服务器location ^~ /oss { proxy_pass http://hongkong-dl.oss-cn-hongkong-internal.aliyuncs.com;}...
2020-12-10 17:23:51
396
原创 Centos安装openjdk
yum install -y java-1.8.0-openjdk java-1.8.0-openjdk-devel
2020-12-10 17:22:57
155
原创 Centos VNC
参考:https://blog.youkuaiyun.com/REX1129/article/details/78939712yum groupinstall "X Window System" -yyum groupinstall "GNOME Desktop" -ysystemctl stop firewalld.servicesystemctl disable firewalld.serviceyum -y install tigervnc-servervncserver -geom
2020-12-10 17:22:26
108
原创 Ubuntu VNC
参考:https://blog.youkuaiyun.com/july_young/article/details/81063242https://www.cnblogs.com/lvdongjie/p/9804438.html代码:apt-get update -yapt-get upgrade -ysudo apt-get install -y gnome-panel gnome-settings-daemon metacity nautilus gnome-terminalvnc4ser.
2020-12-10 17:21:10
131
原创 Linux安装Tomcat9命令
wget https://mirrors.tuna.tsinghua.edu.cn/apache/tomcat/tomcat-9/v9.0.30/bin/apache-tomcat-9.0.30.tar.gztar zxvf apache-tomcat-9.0.30.tar.gz
2020-12-10 17:20:32
274
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原创 CentOS一键安装宝塔
yum install -y wget && wget -O install.sh https://bucket-1253319037.cos.ap-beijing.myqcloud.com/packages/baota-centos/install_6.0.sh && sh install.sh && rm -rf install.sh
2020-12-10 17:20:03
181
原创 CentOS安装FFmpeg命令
yum install epel-release -ysudo rpm --import http://li.nux.ro/download/nux/RPM-GPG-KEY-nux.rosudo rpm -Uvh http://li.nux.ro/download/nux/dextop/el7/x86_64/nux-dextop-release-0-5.el7.nux.noarch.rpmsudo yum install ffmpeg ffmpeg-devel -yffmpeg
2020-12-10 17:18:52
455
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原创 KVM安装运行
mkdir -p /root/vimgmkdir -p /root/isocd /root/isowget https://mirrors.aliyun.com/centos/7.7.1908/isos/x86_64/CentOS-7-x86_64-DVD-1908.isoyum install -y kvm qemu-kvm libvirt virt-install bridge-utilssystemctl start libvirtdsystemctl enable li.
2020-12-10 17:17:44
84
原创 Docker搭建FastDfs
Fastdfs手动搭建,需要ifconfig,手动设置TRACKER_IP为外网ipdocker run -d --name=tracker -v /home/fastdfs/tracker:/data/fast_data --privileged=true --net=host morunchang/fastdfs sh tracker.shdocker run -d --name=storage -v /home/fastdfs/storage:/data/fast_data -..
2020-12-09 17:28:06
285
原创 Linux 安装 Nginx 命令
yum -y install gcc gcc-c++ make libtool zlib zlib-devel openssl openssl-devel pcre pcre-develcd /usr/local/src#wget http://nginx.org/download/nginx-1.16.1.tar.gzwget https://bucket-1253319037.cos.ap-beijing.myqcloud.com/packages/nginx-1.16.1.tar.g.
2020-12-09 17:27:35
159
原创 Docker运行MongoDB
docker run -idt --name=mongodb -p 27017:27017 --restart=always \-e MONGO_INITDB_ROOT_USERNAME=root \-e MONGO_INITDB_ROOT_PASSWORD=xKk4F20QrToxsi5N \mongo --bind_ip_all
2020-12-09 17:27:02
116
原创 CentOS持续集成环境安装
#关防火墙systemctl stop firewalldsystemctl disable firewalld#Gityum install -y git wget#JDKyum install -y java-11-openjdk java-11-openjdk-develcd /usr/localwget https://bucket-1253319037.cos.ap-beijing.myqcloud.com/packages/jdk-8u241-linux-x.
2020-12-09 17:26:22
174
原创 Linux CentOS服务器环境必备一键安装
#关闭防火墙systemctl stop firewalldsystemctl disable firewalld#常用安装包yum install -y wget lrzsz iotop iftop net-tools git vim gcc-c++pcre pcre-devel zlib zlib-devel ruby openssl openssl-devel patch bash-completion zlib.i686 libstdc++.i686 lsof unzip z..
2020-12-09 17:25:25
295
原创 Docker 一键运行 Word Press
docker run --name mysql -e MYSQL_ROOT_PASSWORD=xZTpfJiCqZIa2tTP -d mysql:5.7docker run --name wordpress --link mysql:mysql -p 80:80 -d wordpress
2020-12-09 17:24:12
275
原创 Linux CentOS安装Docker
#清华:https://mirrors.tuna.tsinghua.edu.cn/help/docker-ce/systemctl enable dockersudo systemctl daemon-reloadsudo systemctl restart dockersudo yum remove docker docker-common docker-selinux docker-enginesudo yum install -y yum-utils device-mapper-
2020-12-09 17:22:20
76
原创 Win10激活命令
键盘Win -> cmd -> 右键 ->管理员slmgr.vbs /upkslmgr /ipk W269N-WFGWX-YVC9B-4J6C9-T83GXslmgr /skmszh.us.toslmgr /ato
2020-12-09 17:20:16
9355
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原创 Docker 运行 portainer
docker run -d -p 8000:8000 -p 9000:9000 --name=portainer --restart=always -v /var/run/docker.sock:/var/run/docker.sock -v portainer_data:/data portainer/portainer-ce
2020-12-05 17:29:03
365
原创 谷粒商城 高可用集群篇
kubeadm init \--apiserver -advertise-address=10.0.2.5 \--image-repository registry.cn-hangzhou.aliyuncs.com/google_containers \--service-cidr=10.96.0.0/16 \--pod-network-cidr=10.244.0.0/16
2020-12-03 21:52:28
486
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