.NET
example of policy/{/"expiration":"2020-05-01T12:00:00.000Z",/"conditions":[/["content-length-range",0,1048576000]/["starts-with","$key","user-dir-prefix/"]/]/}/policy var config=new PolicyConfig();config.expiration=...
DBMS_SQL
id|c-+-1|\x616161616262626263636363(1 row)CLOSE_CURSOR 该存储过程用于关闭游标。语法 DBMS_SQL.CLOSE_CURSOR(c INOUT INTEGER);参数说明 参数 说明 c 游标ID。示例 该示例展示了存储过程中关闭游标的一般方法。DECLARE c NUMBER;BEGIN ...
访问TPP服务
input_charset=UTF-8&_output_charset=UTF-8&_instance_cluster=${instanceId}&appid=${sceneId}&yourRequestParam=").method("GET",null).addHeader("Content-Type","application/x-www-form-urlencoded").build();Response response=...
VPC访问
input_charset=UTF-8&_output_charset=UTF-8&_instance_cluster=${instanceId}&appid=${sceneId}&yourRequestParam=").method("GET",null).addHeader("Content-Type","application/x-www-form-urlencoded").build();Response response=...
初始化配置
图片url width:500/图片宽度，非必填 height:500/图片高度，非必填 },rotation:0,/绘制内容旋转角度 ratio:1,/绘制内容缩放比例 showWallWidth:false/是否显示墙宽 styleOptions:{/绘制样式配置 wallColor:0x959595,/墙体颜色 },} var ...
对象标签
'x-oss-tagging':'owner=John&type=document',} client.put(objectName,localFilepath,{ headers })Python#-*-coding:utf-8-*-import oss2 from oss2.headers import OSS_OBJECT_TAGGING from oss2.credentials import ...
签名版本1
以 x-oss-ac-*开头的访问控制字段，例如x-oss-ac-source-ip、x-oss-ac-subnet-mask、x-oss-ac-vpc-id、x-oss-ac-forward-allow。更多信息，请参见 签名版本1。说明 使用包含 x-oss-ac-source-ip 参数的CanonicalizedResource生成签名后，请...
AScript内置变量表
ngx.var.arg_{name} 说明 {name} 中出现的连接号（-），需要使用下划线（_）替代，例如：X-USER-ID 对应为$arg_x_user_id。http_{name} 请求头中的 name 值。ngx.var.http_{name} 说明 {name} 中出现的连接号（-），需要使用下划线（_）...
请求签名
按照上面的签名字符串构造方式，这个请求对应的签名消息体为：POST 1DD45FA4A70A9300CC9FE7305AF2C494 application/x-protobuf Mon,09 Nov 2015 06:03:03 GMT x-log-apiversion:0.6.0 x-log-bodyrawsize:50 x-log-compresstype:lz4 x-log-...
单链接限速
var generatePresignedUriRequest=new GeneratePresignedUriRequest(bucketName,objectName,SignHttpMethod.Put){ Expiration=DateTime.Now.AddHours(1),};限速100 KB/s，即819200 bit/s。generatePresignedUriRequest.AddQueryParam("x-...
快速入门
var customHeaders=new Dictionary,string>{ {"x-fc-invocation-type","Async"} };调用函数。var response4=fcClient.InvokeFunction(new InvokeFunctionRequest("csharp-service","csharp-function",null,payload,customHeaders));Console...
LoRaWAN设备消息解析
传入参数：*{"method":"thing.service.SetTempHumiThreshold","id":"12345","version":"1.1","params":{"MaxTemp":50,"MinTemp":8,"MaxHumi":90,"MinHumi":10}}*输出结果：*0x5d0a000332085a0a*/function protocolToRawData(json){ var id...
CentOS 6 自建安装 Nginx+Mysql环境+PHP环境
CONF_FILE="/etc/nginx/nginx.conf"[-f/etc/sysconfig/nginx]&./etc/sysconfig/nginx lockfile=var/lock/subsys/nginx start(){[-x$nginx]|exit 5[-f$NGINX_CONF_FILE]|exit 6 echo-n$"Starting$prog:"daemon$nginx-c$NGINX_CONF_FILE ...
通过OpenTelemetry接入Node.js Trace数据
var server=app.listen(8079,function(){ var port=server.address().port;console.log("App now running in%s mode on port%d",app.get("env"),port);});表 1.变量说明 变量 说明 示例${endpoint} 日志服务Project的接入地址，格式为${...
LoRaWAN温湿度传感器方案
传入参数->*{"method":"thing.service.SetTempHumiThreshold","id":"12345","version":"1.1","params":{"MaxTemp":50,"MinTemp":8,"MaxHumi":90,"MinHumi":10}}*输出结果->*0x5d0a000332085a0a*/function protocolToRawData(json){ var id...
esnext
const double=x=>x*2;箭头函数 console.log(a.map(double));var bob={_name:"Bob",_friends:[],printFriends(){ this._friends.forEach(f=>console.log(this._name+"knows"+f));} };console.log(bob.printFriends());更简洁的对象字面量...
解冻文件
while(maxWaitTimeInSeconds>0){ var req=new GetObjectMetadataRequest(bucketName,objectName){ VersionId=versionid };var meta=client.GetObjectMetadata(req);string restoreStatus=meta.HttpMetadata["x-oss-restore"]as string;if...
单链接限速
注意事项 您可以在 PutObject、AppendObject、PostObject、CopyObject、UploadPart、UploadPartCopy、GetObject 请求中增加 x-oss-traffic-limit 参数，并指定限速值。限速值取值范围为819200~838860800，单位为bit/s。客户端发起请求时...
通过ALB获取客户端真实IP
Apache日志文件默认路径为：/var/log/httpd/access_log 每行日志中，%{X-Forwarded-For}i 对应的字段中，第一个IP地址即为客户端真实IP地址。IIS服务器 当IIS作为后端服务器时，您可以通过检查IIS日志来判断是否成功获取到了客户端的真实IP...
通过CLB七层监听获取客户端真实IP
Apache日志文件默认路径为：/var/log/httpd/access_log 每行日志中，%{X-Forwarded-For}i 对应的字段中，第一个IP地址即为客户端真实IP地址。IIS服务器 当IIS作为后端服务器时，您可以通过检查IIS日志来判断是否成功获取到了客户端的真实IP...
SET语句变量设置
语法 SET variable=expr[,variable=expr].variable:{ user_var_name|{GLOBAL|@GLOBAL.} system_var_name|[SESSION|@SESSION.|@]system_var_name } 注意事项 使用SET GLOBAL设置全局变量时，PolarDB-X 会将其进行持久化，实例重启后仍然生效...
解冻文件
var accessKeySecret=Environment.GetEnvironmentVariable("OSS_ACCESS_KEY_SECRET");填写Bucket名称。var bucketName="examplebucket;填写不包含Bucket名称在内的归档类型Object的完整路径。var objectName="yourObjectName;自定义Object...
步骤二：创建RHEL镜像
命令示例如下：#virt-customize-a/var/lib/libvirt/images/rhel-server-7.5-x86_64-kvm.qcow2-root-password password:redhat![0.0]Examining the guest.[103.0]Setting a random seed[103.0]Setting passwords[112.0]Finishing off 启动...
函数计算
Ca-Timestamp,X-Ca-Nonce,X-Ca-API-Key,X-Ca-Stage,X-Ca-Client-DeviceId,X-Ca-Client-AppId,X-Ca-Signature,X-Ca-Signature-Headers,X-Forwarded-For,X-Ca-Date,X-Ca-Request-Mode,Authorization,Content-Type,Accept,Accept-Ranges,Cache...
Terraform版ECS单机部署Nginx服务
category image_id="centos_7_9_x64_20G_alibase_20210318.vhd"vswitch_id=alicloud_vswitch.vsw.id password=var.instance_password internet_charge_type="PayByTraffic"internet_max_bandwidth_out=30 instance_charge_type=var.pay_...
Linux实例中使用...X.mount is bound to inactive unit...
问题描述 Linux实例中使用 mount 命令挂载分区时没有报错，但是无法挂载，通过查看/var/log/message 文件可以查看到有以下报错信息。Unit X.mount is bound to inactive unit 解决方案 阿里云提醒您：如果您对实例或数据有修改、变更等风险...
跨域资源共享
foreach(var rule in result){ foreach(var origin in rule.AllowedOrigins){ Console.WriteLine("Allowed origin:{0}",origin);} } } catch(OssException ex){ Console.WriteLine("Failed with error info:{0};Error info:{1}.RequestID:{...
水印
文字水印配置*/var textConfig={/*需传入Base64后的Content值*/Content:"5rWL6K+V5paH5a2X5rC05Y2w",FontName:"SimSun",FontSize:"16",FontColor:"Red",FontAlpha:"0.5",Top:"10",Left:"10",};var textWatermark={ Type:"Text",...
Spark对接MySQL
val input=getSparkContext.textFile(inputPath,numPartitions)input.flatMap(_.split("")).map(x=>(x,1)).reduceByKey(_+_).mapPartitions(e=>{ var conn:Connection=null var ps:PreparedStatement=null val sql=s"insert into$tbName...
alicloud_alb_listener
size=2 } data"alicloud_images""default"{ name_regex="^ubuntu_[0-9]+_[0-9]+_x64*"owners="system"} resource"alicloud_vpc""default"{ vpc_name=var.name cidr_block="10.4.0.0/16"} resource"alicloud_vswitch""default"{ count=2 vpc...
alicloud_havip_attachment
images""example"{ name_regex="^ubuntu_[0-9]+_[0-9]+_x64*"owners="system"} resource"alicloud_vpc""example"{ vpc_name=var.name cidr_block="10.4.0.0/16"} resource"alicloud_vswitch""example"{ vswitch_name=var.name cidr_block=...
DescribeBackupPolicy-查询服务器防勒索防护策略详情
{"Exclude":["/bin/","/usr/bin/","/sbin/","/boot/","/proc/","/sys/","/srv/","/lib/","/selinux/","/usr/sbin/","/run/","/lib32/","/lib64/","/lost+found/","/var/lib/kubelet/","/var/lib/ntp/proc","/var/lib/container","Windows\\...
alicloud_eip_association
images""example"{ name_regex="^ubuntu_[0-9]+_[0-9]+_x64*"owners="system"} resource"alicloud_vpc""example"{ vpc_name=var.name cidr_block="10.4.0.0/16"} resource"alicloud_vswitch""example"{ vswitch_name=var.name cidr_block=...
搭建PostgreSQL主从架构
sudo pg_basebackup-D/var/lib/pgsql/15/data-h<主节点IP>-p 5432-U replica-X stream-P 在主节点中运行以下命令，查看sender进程。ps aux|grep sender 返回结果如下，表示可以成功查看到sender进程。postgres 2916 0.0 0.3 340388 3220?Ss...
alicloud_cms_metric_rule_black_list
images""default"{ name_regex="^ubuntu_[0-9]+_[0-9]+_x64*"owners="system"} resource"alicloud_vpc""default"{ vpc_name=var.name cidr_block="10.4.0.0/16"} resource"alicloud_vswitch""default"{ vswitch_name=var.name cidr_block=...
小地图渲染
var palette=new Palette({/.width:900，height:900 ratio:(scale*baseSize)/boxSize })/小地图/900是户型图编辑面板的宽度，125是小地图的宽度 var correct=（baseSize/900）*125 var thumbnail=new Palette({/.width:125，height:125 ...
alicloud_das_switch_das_pro
node_class="polar.mysql.x4.large"pay_type="PostPaid"vswitch_id=alicloud_vswitch.default.id description=var.name db_cluster_ip_array { db_cluster_ip_array_name="default"security_ips=["1.2.3.4","1.2.3.5"]} } resource...
新增媒体工作流
Node.js环境版本为8.x及以上。安装阿里云SDK npm install@alicloud/pop-core-save*安装Credentials工具。npm install@alicloud/credentials*安装MPS SDK npm install-save@alicloud/mts20140618*/*管道ID 可在控制台查看*/var pipelineId=...
上传文件
} catch(Exception){ } try { using(var fs=File.Open(localFilename,FileMode.Open)){ var request=new AppendObjectRequest(bucketName,objectName){ ObjectMetadata=new ObjectMetadata(),Content=fs,Position=position };追加文件。var...
alicloud_alb_server_group
count=1 memory_size=2 } data"alicloud_images""example"{ name_regex="^ubuntu_[0-9]+_[0-9]+_x64*"owners="system"} resource"alicloud_vpc""example"{ vpc_name=var.name cidr_block="10.4.0.0/16"} resource"alicloud_vswitch"...
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