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Currently in full swing MongoDB, its use threshold is so low (in this article, for example, Windows):1, the website download installs the package2, after installing MSI file, will see the working directory of MongoDB under C:\Program files\mongodb

Salt Introduction:Salt, a new approach to infrastructure management, is easy to deploy, runs in minutes, scales well, and easily manages tens of thousands of servers, fast enough, and second-level communications between servers.The salt bottom uses

MongoDB does not require a password after the default installation. At this point you show DBS will see that there is only one local database, the so-called admin does not exist. MongoDB has no root, only the user who can manage the user

Shard ClusterThe data shard in MongoDB is called Chunk, which is a continuous data record in a collection, but it has a size limit that can not exceed 200M if the new shard is generated. Here is a simple instance of a shard clusterthe composition of

Distribution Data Type of the smarty template engine, and smarty template Data Type This document describes how to use the smarty template engine to allocate data types. Share it with you for your reference. The specific analysis is as follows: 1.

Using scrapy for data mining recently, using scrapy to fetch data and store it in MongoDB, this paper records the environment construction process to make memoOs:ubuntu 14.04 python:2.7.6 scrapy:1.0.5 db:mongodb 3　　ubuntu14.04 built-in python2.7 ,

Official documents:http://docs.mongodb.org/manual/replication/Replication sets multiple servers maintain the same copy of dataHow to use the replication set first stepStart Mongod is to specify the replica set name, either by adding –replset name or

This article mainly introduces the distribution data type of the smarty template engine. The instance analyzes the usage skills of the smarty template engine data type and has some reference value, for more information about how to use the smarty

This article describes how to create a function in the smarty template engine. The example analyzes the foreach function, if... else..., if... elseif... elseif... else... the usage of built-in functions has some reference value. if you need it, you

The allocation data type of the smarty template engine, and the smarty template data type. The allocation data type of the smarty template engine. The data type of the smarty template is described in this document. Share it with you for your