大约有 6,000 项符合查询结果(耗时:0.0125秒) [XML]

https://www.tsingfun.com/it/bigdata_ai/1797.html 

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...
https://www.tsingfun.com/it/bigdata_ai/1800.html 

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连接字符串形式:mongodb: 127.0.0.1:27017 插入或更新一条记录BsonDocument doc = new BsonDocument();...MongoServer serv...Mongo连接字符串形式:mongodb://127.0.0.1:27017 // 插入或更新一条记录 BsonDocument doc = new Bso...
https://www.tsingfun.com/it/bigdata_ai/1801.html 

MongoVUE查询结果中时间相差8小时? - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

MongoVUE查询结果中时间相差8小时?现象,如下图:和实际时间相差8个小时,首先想到的就是时区问题,要对MongoVUE的时间显示进行设置,如下:设置完成后,点刷新,然后就可以 现象,如下图: 和实际时间相差8个小时,...
https://www.tsingfun.com/it/bigdata_ai/1803.html 

mongodb, replicates and error: { “$err” : “not master and slaveOk=f...

mongodb, replicates and error: { “$err” : “not master and slaveOk=false”, “code” : 13435出现这个错误的原因是在从库上执行命令导致,默认情况下只有主库可以执行命令。当然可以通过设置使得从库也能执行命令,具体参见:http: s 出现...
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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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Python Charts库(Highcharts API的封装) - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

...series, you have to use the series format. This format is a dictionary containing two properties: data and name: charts.plot(dict(data=data, name='My series')) The data itself has to be one of these two options: A single list (or numpy array): data = [1,2,5,9,6,3,4,8] A list contai...
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Python学习之Jupyter Notebook和highchart安装 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

Python学习之Jupyter Notebook和highchart安装运行环境Win7 64位 + Python3 5 2一、安装网页端编译器Jupyter Notebook在cmd输入pip3 install jupyter在cmd输入jupyter notebook, 运行环境 Win7 64位 + Python3.5.2 一、安装网页端编译器Jupyter Notebook 在cm...
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mongodb, replicates and error: { “$err” : “not master and slaveOk=f...

出现这个错误的原因是在从库上执行命令导致,默认情况下只有主库可以执行命令。 当然可以通过设置使得从库也能执行命令,具体参见: http://stackoverflow.com/questions/8990158/mongodb-replicates-and-error-err-not-master-and-slaveok-false-code
https://bbs.tsingfun.com/thread-408-1-1.html 

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...
https://bbs.tsingfun.com/thread-407-1-1.html 

mongodb 以管理员登录并创建 database - 人工智能(AI) - 清泛IT社区,为创新赋能!

mongodb 以管理员登录并创建 database在一个有了用户名的数据库集中,即使在 admin 数据库中创建了用户,登录上去后还是不能访问其他数据库的,但是用   登录是可以的呀,虽然可以在相应数据库中再建立用户,但别的程序都不用...