This article is from an interview with Zuhaib Siddique, a production engineer at HipChat, makers of group chat and IM for teams. HipChat started in an unusual space, one you might not think would have much promise, enterprise group messaging, but as…

logstash作为数据搜集器,主要分为三个部分:input->filter->output  作为pipeline的形式进行处理,支持复杂的操作,如发邮件等 input配置数据的输入和简单的数据转换 filter配置数据的提取,一般使用grok output配置数据的输出和简单的数据转换 运行:logstash  -f /etc/logstash.conf -f  指定配置文件 -e  只在控制台运行 具体的配置见官网 https://www.elastic.co/products/logs…

1 准备analyzer 内置analyzer 参考:https://www.elastic.co/guide/en/elasticsearch/reference/current/analysis-analyzers.html 中文分词 smartcn 参考:https://www.elastic.co/guide/en/elasticsearch/plugins/current/analysis-smartcn.html ik $ bin/elasticsearch-plugin insta…

原文地址:http://blog.emaze.net/2013/09/a-look-at-wechat-security.html TL;DR: Any (unprivileged) application installed on an Android phone can instruct WeChat to send an hash of your password to an external, attacker-controlled server. If you are a WeChat…

The speed at which data is generated, consumed, processed, and analyzed is increasing at an unbelievably rapid pace. Social media, the Internet of Things, ad tech, and gaming verticals are struggling to deal with the disproportionate size of data set…

elk的诸多beats 参考: https://www.elastic.co/guide/en/beats/libbeat/current/community-beats.html jmxproxybeat 参考: https://github.com/radoondas/jmxproxybeat Metricbeat 正确姿势启动metricbeat metricbeat.modules: - module: system metricsets: - cpu - filesystem - me…

## Sphinx configuration file sample## WARNING! While this sample file mentions all available options,# it contains (very) short helper descriptions only. Please refer to# doc/sphinx.html for details.# #################################################…

PS:这里讲web存储,主要是在客户端存储的一些技术:cookie,localstorage,sessionstorage,WebSQL.     Cookie   Cookie是HTML4中在客户端存储简单用户信息的一种方式,它的应用很多所以有必要回顾一下.它使用文本来存储信息,当有应用程序使用cookie时,服务器端就会发送cookie到客户端.客户端浏览器将保存该信息.下一次页面请求时,客户端浏览器就会把cookie发送到服务器.    优缺点: 1.简答易用. 2.浏览器负责发送数据.…

sphinx配置文件sphinx.conf参数详细说明 sphinx.conf各个参数详细说明 # # Sphinx configuration file sample # # WARNING! While this sample file mentions all available options, # it contains (very) short helper descriptions only. Please refer to # doc/sphinx.html for detail…

术语: Event :Events are records of activity in log files, stored in Splunk indexes. 简单说,处理的日志或话单中中一行记录就是一个Event:Source type: 来源类型,identifies the format of the data,简单说,一种特定格式的日志,可以定义为一种source type:Splunk默认提供有500多种确定格式数据的type,包括apache log.常见OS的日志.Cisco等…