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psql: FATAL: Ident authentication failed for user “postgres”
I have installed PostgreSQL and pgAdminIII on my Ubuntu Karmic box.
23 Answers
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How big can a user agent string get?
...pt, throwing 413 Entity Too Large if it exceeds.
Depending on web-server and their settings these limits vary from 4KB to 64KB (total for all headers).
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Security of REST authentication schemes
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A previous answer only mentioned SSL in the context of data transfer and didn't actually cover authentication.
You're really asking about securely authenticating REST API clients. Unless you're using TLS client authentication, SSL alone is NOT a viable authentication mechanism for a REST API...
How to create an infinite loop in Windows batch file?
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And from cmd prompt?
– theonlygusti
Mar 13 '15 at 16:11
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Find the files existing in one directory but not in the other [closed]
...es existing in one directory but not in the other, I tried to use this command:
14 Answers
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How to prevent Browser cache for php site
...dd new files css, js or images the browser is loading the same old js, css and image files stored in cache.
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How to configure PostgreSQL to accept all incoming connections
...of IPs to be authorized, you could edit /var/lib/pgsql/{VERSION}/data file and put something like
host all all 172.0.0.0/8 trust
It will accept incoming connections from any host of the above range.
Source: http://www.linuxtopia.org/online_books/database_guides/P...
How connect Postgres to localhost server using pgAdmin on Ubuntu?
I installed Postgres with this command
6 Answers
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社会化海量数据采集爬虫框架搭建 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...他的好处可以支持规整网页数据抓取。我们使用的是google插件 XPath Helper，这个玩意可以支持在网页点击元素生成xpath，就省去了自己去查找xpath的功夫，也便于未来做到所点即所得的功能。正则表达式补充xpath抓取不到的数据，...
Logstash实践: 分布式系统的日志监控 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...到Email，File，Tcp，或者作为其它程序的输入，又或者安装插件实现和其他系统的对接，比如搜索引擎Elasticsearch。
总结：Logstash概念简单，通过组合可以满足多种需求。
3. Logstash的安装，搭建和配置
3.1. 安装Java
下载JDK压缩包...