场景: pymongo 查询数据库的时候报错. for gscode in GSList_StockPool_Mongo_MktStop: self._collection_flash.find({"ymd": nDateNow, "gscode": gscode}).count() 原因: 不是utf-8编码,gscode 取到的中文是乱码. 解决方法: 编码改为utf-8.…

如题,其实我的问题很简单,就是在写爬虫的时候拿到网页的信息包含类似“\u65b0\u6d6a\u5fae\u535a\u6ce8\u518c”的字符串,实际上这是unicode的中文编码,对应的中文为“新浪微博注册”.其实我就是想找一个函数让这一串东西显示中文而已,没想到百度了白天找到合适的.遇到这种问题千万不要用什么 “python编码” “unicode中文编码” “unicode解码”这样的关键字去搜,一大堆网页出来毫不相关. 其实这个问题一个函数搞定,如下:Example 1:>>&g…

MongoDB stores data records as BSON documents. BSON is a binary representation of JSON documents, though it contains more data types than JSON. For the BSON spec, see bsonspec.org. See also BSON Types. Document Structure MongoDB documents are compose…

Application Framework The 'af' directory contains all source code for the cross-platform application framework. This directory contains the following subdirectories: Directory ev Source code for the event mechanism for the cross-platform application…

Install the MongoDB Go Driver The MongoDB Go Driver is made up of several packages. If you are just using go get, you can install the driver using: go get github.com/mongodb/mongo-go-driver // go get github.com/mongodb/mongo-go-driver/mongo Example c…

ps -aux  查当前端口占用 connecting to: test > show dbs local .078125GB testphp .203125GB > use testphp switched to db testphp > show collections; col system.indexes > exit() Tue May ::49.378 ReferenceError: exit is not defined > exit; well@well:~$…

    Built-in Functions     abs() divmod() input() open() staticmethod() all() enumerate() int() ord() str() any() eval() isinstance() pow() sum() basestring() execfile() issubclass() print() super() bin() file() iter() property() tuple() bool() filte…

002.GO语言基础 1 参考资料 1.1 http://www.cnblogs.com/vimsk/archive/2012/11/03/2736179.html 1.2 https://github.com/astaxie/build-web-application-with-golang/blob/master/zh/02.2.md 1.3 官网: https://golang.org/ref/spec#Constants 2 helloworld 2.1 Go使用package(和Pyt…

The data package is what loads and saves all of the data in your application and consists of 41 classes, but there are three that are more important than all the others - Model, Store and Ext.data.proxy.Proxy. These are used by almost every applicati…

android sdk 里面有simple 文件夹里面有对应的demo  但是拿出来esplise运行报错 解决方案如下 右键错误代码goto,给对应错误的单引号前加 \ 原文http://stackoverflow.com/questions/4298155/compiling-and-running-apidemos 5down voteaccepted I just had the same thing, and found that buried in the massive list…