大约有 12,000 项符合查询结果（耗时：0.0172秒） [XML]
Unix's 'ls' sort by name
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I'm doing some android development on a Pidion device, and ls doesn't automatically sort, so this was very helpful! The only problem is that it looks like it sorts soft links but doesn't sort files, for some reason
– M...
How to install the current version of Go in Ubuntu Precise
...t-get install golang
To confirm:
go version
which outputs in my case (Ubuntu precise)
go version go1.1.1 linux/amd64
From there just export the settings you're gonna need to bash_rc or equivalent:
export GOROOT=/usr/lib/go
export GOBIN=/usr/bin/go
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How to thoroughly purge and reinstall postgresql on ubuntu? [closed]
Somehow I've managed to completely bugger the install of postgresql on Ubuntu karmic. I want to start over from scratch, but when I "purge" the package with apt-get it still leaves traces behind such that the reinstall configuration doesn't run properly.
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大数据时代的数据化运营 - 资讯 - 清泛网 - 专注C/C++及内核技术
...给运营同学，采取行动，再反馈到报表做一个整体的闭环系统。数据化运营可以通过数据手段全面地解决的问题。通过不同的纬度的玩家的行为数据，达到一定效果，另外通过精细化的运营，将推销变为营销，做可持续地运营。...
Ubuntu running `pip install` gives error 'The following required packages can not be built: * freety
...u will need to use one of the following methods depending on your system.
Ubuntu/Debian:
apt-get install libfreetype6-dev
To search for packages on Ubuntu/Debian based systems:
apt-cache search <string>
e.g:
apt-cache search freetype | grep dev
Redhat/CentOS/Fedora:
yum -y install...
Window appears off screen on ubuntu [closed]
I have a dual monitor setup, and I am using Ubuntu 12.04 LTS
I have changed the positioning of the monitors several times, and now for some reason some of the windows open up off-screen (outside of both screens), Update Manager, for instance.
How can I position the windows on one of my screens?
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How to check the version before installing a package using apt-get?
... 2:2.8.4-2
Version table:
2:2.8.4-2 0
500 http://us.archive.ubuntu.com/ubuntu/ trusty/universe amd64 Packages
apt-get install -s <package-name>
$ apt-get install -s redis-server
NOTE: This is only a simulation!
apt-get needs root privileges for real execution.
Kee...
从源代码剖析Mahout推荐引擎 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...致时为-1.0。
说明：计算非常慢，有大量排序。针对推荐系统中的数据集来讲，用Spearman秩相关系数作为相似度量是不合适的。
CityBlockSimilarity: 曼哈顿距离相似度
原理：曼哈顿距离的实现，同欧式距离相似，都是用于多维数...
Unable to install R package in Ubuntu 11.04 [closed]
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The install.packages method
You need to install the ubuntu package libxml2-dev So in a shell prompt type:
sudo apt-get update
sudo apt-get install libxml2-dev
You will need special sudo powers for this.
Ubuntu package method
As Richie and Dirk mentioned, you can also use:...
Lua简明教程 - 脚本技术 - 清泛IT论坛，有思想、有深度
这几天系统地学习了一下Lua这个脚本语言，Lua脚本是一个很轻量级的脚本，也是号称性能最高的脚本，用在很多需要性能的地方，比如：游戏脚本，nginx，wireshark的脚本，当你把他的源码下下来编译后，你会发现解释器居然不到2...