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铭刻时光:《VIEW》第1期——大数据为内核 城市运行更“智慧” 26 Aug 2013 | 05:00 am
在我还上小学的时候,放学回家需要经过一条四条车道的马路,在当时算是比较宽的马路,大家排队从学校走到路口等红绿灯。由于是主干道红灯的时间非常长,虽然那个年代汽车不多,但也不敢随便闯红灯。现在已不再是傻等的年代,一些城市部分路口通过实时采集交通数据来调控红绿灯减少“中国式过马路”。在天气预测上,我们甚至使用了超级计算机对气象数据计算。而这些我们所看到的都还只是城市变化的一部分,其中还有许多我们不曾触及...
铭刻时光:进入城市规划设计 大数据让城市更“智慧” 26 Aug 2013 | 05:00 am
超级计算机通过对气象数据计算可以预测未来天气、实时采集交通数据来调控红绿灯减少“中国式过马路”的出现,这一个个活生生的例子都看到了智慧城市已经离我们越来越近,同时大数据在其中的运用也在不断加快智慧城市的脚步。而智慧城市项目有大有小,每一个城市根据其特色比例各有不同,所以在体量上有一定差别。IDC中国行业研究与咨询服务部高级研究经理孙溪海针对不同的情况分析了厂商在进入目标城市如何选择,以及大数据在智...
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安装texlive 2011失败 bbs.ctex.org 29 May 2012 | 06:48 am
系统 ubuntu 12.04 64bit 安装过程 sudo apt-get install perl-tk wget tar -zxvf install-tl-unx.tar.gz cd install-tl-20120511/ sudo ./install-tl --gui -location 设置的时候:选的full scheme,但是语言只选择了CJK和ENGLISH;还有...
Java 6 su Ubuntu 10.4 Lucid Lynx ideafactory.it 5 May 2010 | 12:50 am
Proprio ieri ho aggiornano la mia workstation linux based ad Ubuntu 10.4 ed oggi Eclipse lamentava l’assenza di Java! Ecco la soluzione: sudo add-apt-repository "deb http://archive.canonical.com/ lu...
How to Fix for Broadcom 4328 v3 wireless problem in Ubuntu 9.10 (Karmic) easyybloger.blogspot.com 24 Jun 2011 | 01:57 am
This tutorial will explain how to fix Broadcom 4328 v3 wireless problem in ubuntu karmic Try unloading the module (sudo modprobe -r wl) then reload the module (sudo modprobe wl). You should now conne...
Linux安装配置LAMP环境(基于ubuntu9.10) kushu.net 7 Apr 2011 | 05:57 am
PHP开发和服务器运行环境首选LAMP组合,即Linux+Apache+Mysql+Php/Perl/Python 终端命令: View Code BASH 提示:在操作中经常会遇到权限问题Permission denied. 要适当得给文件或文件夹相应的权限,一般是755或777.(sudo chmod -R 777 folder) 设置Ubuntu文件执行读写权限 LAMP组建安装好...
How to do a syntax check of proftpd.conf file after making an edit. adminuser.wordpress.com 14 Aug 2008 | 03:22 pm
To perform a syntax check of your proftpd.conf file, you can use the following command $sudo proftpd -td5 or if you are logged in as root #proftpd -td5
Symfony2 and SQLite3 or PDO_SQLite extension error imanpage.com 19 Sep 2011 | 02:56 am
If you are getting You need to enable either the SQLite3 or PDO_SQLite extension for the profiler to run properly To resolved it install the php5-sqlite sudo apt-get install php5-sqlite #restart.....
Installing Nodejs, NPM and Google V8 on UBUNTU imanpage.com 19 Sep 2011 | 01:45 am
A) Install the essential compilers, packages and Google V8 sudo apt-get update sudo apt-get install build-essential curl openssl libv8-2.0.3 B) Download and install the Nodejs from source wget htt...
UBUNTU安装RUBY+RAILS phpcat.org 6 May 2011 | 04:05 am
1. 准备安装时使用的库 $ sudo apt-get install gcc g++ build-essential libssl-dev libreadline5-dev zlib1g-dev linux-headers-generic 2. 下载Ruby1.9.2源码编译安装 $ wget ftp://ftp.ruby-lang.org//pub/ruby/1.9/ruby-1.9.2...
Restart Apache in Mac OS X mcapewell.wordpress.com 23 Sep 2006 | 09:34 am
To restart the Apache webserver service you can run the following command in a Mac OS X Terminal window: sudo /usr/sbin/apachectl restart
Editting a file from the Mac OS X Terminal mcapewell.wordpress.com 23 Sep 2006 | 09:31 am
To edit a file (for example /private/etc/httpd/httpd.conf) from the Mac OS X Terminal you can run the following command: sudo pico /private/etc/httpd/httpd.conf