Install Redis on CentOS 6.4 source:http://thoughts.z-dev.org/2013/05/27/install-redis-on-centos-6-4/ We’re provisioning production machines today! This means that I’m finding a lot of things that I did previously to make my life easier. We use Redis…

简介: Redis是一种高级key-value数据库.它跟memcached类似,不过数据可以持久化,而且支持的数据类型很丰富.有字符串,链表,集 合和有序集合.支持在服务器端计算集合的并,交和补集(difference)等,还支持多种排序功能.所以Redis也可以被看成是一个数据结构服务器. Redis的所有数据都是保存在内存中(效率高),然后不定期的通过异步方式保存到磁盘上(这称为“半持久化模式”):也可以把每一次数据变化都写入到一个append only file(aof)里面(这称为“全…

首先Python.lxml.OpenSSL这些工具Ubuntu是自带的,不用管它们. 其次安装pip,在命令行中执行以下命令: sudo apt-get install python-pip 1 1 然后安装两个安装Scrapy需要的依赖库,在命令行中分别执行以下三条命令: sudo apt-get install python-dev sudo apt-get install libevent-dev sudo apt-get install libssl-dev #在阿里云上配置的时候发现还…

Failed building wheel for Twisted inculde/site/python3./Twisted failed with error code in tmp/pip-install-y4-0q..... sudo apt-get install build-essential libssl-dev libffi-dev python3.5-dev# 或者 sudo aptitude install python3.5-dev pip install scrapy 搞…

使用pip3 install scrapy命令之后,会出现如下问题: Collecting scrapy Downloading Scrapy-1.4.0-py2.py3-none-any.whl (248kB) 100% |████████████████████████████████| 256kB 1.2MB/s Collecting PyDispatcher>=2.0.5 (from scrapy) Downloading PyDispatcher-2.0.5.tar.gz Collec…

Install .NET Core SDK Before you start, please remove any previous versions of .NET Core from your system. In order to install .NET Core 1.1 on CentOS or Oracle Linux, first you need to get the prerequisites and then you download the .NET Core SDK bi…

FROM: http://tecadmin.net/install-firefox-on-linux/ Firefox 33 has been released for Systems and Android on October 13, 2014 with various bug fixes and updates. Below is the list of few changes which is made in Firefox 33. Read more details about thi…

About RabbitMQ RabbitMQ is an open source message broker software, also sometimes known as message-oriented middleware, that implements the Advanced Message Queuing Protocol (AMQP). It is very easy to use, and runs almost on all modern operating syst…

1,在Python3.6 安装Scrapy 出现以下报错 2,错误分析 红色报的错误指向的是Twisted 1,Twisted 没安装上 2,Twisted 没安装成功 3,Twisted 版本与Python的版本不适配 3,解决办法 下载与Python版本适配的Twisted离线安装 python各种封装包地址, 解决python多包问题  https://www.lfd.uci.edu/~gohlke/pythonlibs/#lxml 4,离线安装 下载好离线安装包 ,把文件拖拽到上面写好…

Redis加入Centos Linux开机启动 网上有很多redis在linux下自动启动的例子,实现的方式很多,很多都是参考一个老外流传出来启动的例子,其实直接使用是不行,而且有很多地方有一些语法错误,这里就讲我实验过,成功的Linux服务chkconfig配置启动的方法. 下面直接贴出内容,大家下载后进行修改即可使用,后面会详解具体参数: # chkconfig: 2345 10 90 # description: Start and Stop redis PATH=/usr/local/b…