大约有 9,000 项符合查询结果(耗时:0.0154秒) [XML]

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Too many threads are already waiting for a connection - 大数据 & AI - ...

Too many threads are already waiting for a connection由于工作线程数大于MongoDB的最大连接池数量,从而出现此类异常。解决方法:一、减少工作线程数,示意代码如下:ParallelOptions parallel 由于工作线程数大于MongoDB的最大连接池数量,从...
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MongoDB.Driver.MongoConnectionException: Unable to connect to the prim...

...ct to the primary member of the replica set: Too many threads are already waiting for a connection.. C# Driver:1.3.1 Replset: localhost:10001 (primary) localhost:10002 (member) I have initReplset and add localhost:10002 to the replset, Then I create a new connection.When I try to connect,t...
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C# 操作MongoDb插入、更新、查询 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

C# 操作MongoDb插入、更新、查询Mongo连接字符串形:mongodb: 127.0.0.1:27017 插入或更新一条记录BsonDocument doc = new BsonDocument();...MongoServer serv...Mongo连接字符串形:mongodb://127.0.0.1:27017 // 插入或更新一条记录 BsonDocument doc = new Bso...
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Python中的X[:,0]和X[:,1] - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

Python中的X[:,0]和X[:,1]X[:,0]是numpy中数组的一种写法,表示对一个二维数组,取该二维数组第一维中的所有数据,第二维中取第0个数据,直观来说,X[:,0]就是取所有 X[:,0]是numpy中数组的一种写法,表示对一个二维数组,取该二维...
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Android - How to get application name? (Not package name)

...ou really use a label in android:name. If you hardcoded a string, then it fails. – Snicolas Aug 29 '13 at 15:20 2 ...
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Why should I learn Lisp? [closed]

... One of the main uses for Lisp is in Artificial Intelligence. A friend of mine at college took a graduate AI course and for his main project he wrote a "Lights Out" solver in Lisp. Multiple versions of his program utilized slightly diffe...
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廉价共享存储解决方案2-drbd+cman+gfs2 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...t 提升第一节点为主资源 drbdadm primary --force r0 此处可以提升二个节点为主资源(分别执行) 请注意请确保一个主已经同步完成 再提升一下个为主节点 drbdadm primary --force r0 3.6、安装GFS2 yum install -y gfs2-utils 格...
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window+nginx+php-cgi的php-cgi线程/子进程问题 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...server 127.0.0.1:9003; } 弄一个备用server 域名配置时,使用转发到备用server server { listen 80; server_name q.qq; access_log ./../log/q.qq.access.txt; root d:/web/www; location ~ \.php$ { fastcgi_pass fastcgi_backend; } } ok.同一时候打开4...
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有什么方得到appinventor项目的真实源码? - App Inventor 2 中文网 - 清...

...必须经过编译apk后,导出aia源码,改后缀名为.zip。 2、使用压缩软件打开zip文件,src里面就有。 注意:是.aia 改后缀,而不是.apk改后缀!如果发现没有.yail文件,则可能是没有经过编译,编译的原理是先生成.yail文件,再编译...
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创业公司倒闭大潮 教你正确烧钱速度? - 资讯 - 清泛网 - 专注C/C++及内核技术

...一家创业公司的正确烧钱速度?这里没有简单答案,但是可以建立一个类似坐标轴的框架。以下是创业者需要知道的: 毛现金消耗率vs净现金消耗率 前者指公司每月消耗的资金总量,后者指公司每月流掉的钱,比如如果你每月...