RobinWu
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最新评论
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hotsunshine：
引用notifempty #增加日期作为后缀，不然会是一 ...
使用Linux的logrotate拆分rails的log -
songfantasy：
不错，我也遇到了。谢谢知道怎么安装多个rubygem版本吗？
uninitialized constant ActiveSupport::Dependencies::Mutex (NameError) -
dhgdmw：
怎么那么便宜？
推荐一个免费HTML虚拟空间 -
wellee：
...
ruby库 - nokogiri -
wangzhongjie：
清晰明了,谢谢了
模版方法,策略模式和状态模式之间的区别
文章列表
引用http://ubuntuforums.org/showthread.php?t=239797
chmod +x ***.run
Installing sqlite3 with native extensions ERROR: Failed to build gem native ext
- 博客分类：
- Ruby on Rails
- Ubuntu
Installing sqlite3 (1.3.4) with native extensions /opt/ruby-enterprise-1.8.7-2011.03/lib/ruby/site_ruby/1.8/rubygems/installer.rb:529:in `build_extensions': ERROR: Failed to build gem native extension. (Gem::Installer::ExtensionBuildError)
/opt/ruby-enterprise-1.8.7-2011.03/bin/ruby extc ...
引用http://blog.csdn.net/kira8dao7/article/details/5809726
apt-get install python-setuptools
python -m SimpleHTTPServer
Initialized empty Git repository in /home/***/***/
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@ WARNING: UNPROTECTED PRIVATE KEY FILE! @
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
Permissions 0644 for '/home/***/.ssh/id_rsa' are too open.
It is ...
启动 cron 日志
- 博客分类：
- Ubuntu
引用
http://forum.ubuntu.org.cn/viewtopic.php?f=54&t=218863
vi /etc/rsyslog.d/50-default.conf
#cron.*前的#删掉
service rsyslog restart 或 sudo /etc/init.d/rsyslog restart
service cron restart 或 sudo /etc/init.d/cron restart
引用
http://d.hatena.ne.jp/kano4/20110607/ruby_invalid_multibyte
# encoding: utf-8
require 'tk'
msg="你好！中国"
root=TkRoot.new{title msg}
label_msg=TkLabel.new(root){
text msg
pack :padx=>2,:pady=>2,:side=>'top'
font "arial 20 bold"
}
TkButton.new(roo ...
测view tag
assert_select "a[href*=/users/id/lock]", :text => "禁用", :count => 0
assert_select "a[href*=/users/id/unlock]", '启用'
assert_select "a[href*=/users/id/unlock]", :text => "启用", :count => 1
引用http://tom-cjp.iteye.com/blog/1075810
错误提示
TypeError: Cannot modify SafeBuffer in place
activesupport (3.0.8)
lib/active_support/core_ext/string/output_safety.rb:122:in `gsub!'
解决方案
vi Gemfile
gem 'rails', '3.0.7'
引用
https://launchpad.net/ubuntu/lucid/i386/acpid/1.0.10-5ubuntu2
方案一
sudo apt-get install acpid
方案二
wget http://launchpadlibrarian.net/38543888/acpid_1.0.10-5ubuntu2_i386.deb
sudo dpkg -i acpid_1.0.10-5ubuntu2_i386.deb
sudo vi /etc/acpi/powerbtn.sh
CHANGE #!/bin/sh TO #!/bin/bash
sudo /e ...
[~/projects/agideo/chaoda_eip] (master) 216h30m $ ruby script/server
/home/hp/.rvm/gems/ree-1.8.7-2011.03/gems/activesupport-2.3.4/lib/active_support/dependencies.rb:55: uninitialized constant ActiveSupport::Dependencies::Mutex (NameError)
from /home/hp/.rvm/rubies/ree-1.8.7-2011.03/lib/ruby/si ...
引用
http://pypi.python.org
sudo apt-get install python-setuptools
cd /tmp
wget http://pypi.python.org/packages/source/g/gitserve/gitserve-0.2.0.tar.gz#md5=2ac758f65b5205bf57f25ffefae71c11
tar zxvf gitserve-0.2.0.tar.gz
cd gitserve-0.2.0
sudo python setup.py install
<link rel="stylesheet" type="text/css" href="http://yui.yahooapis.com/3.3.0/build/cssreset/reset-min.css">
<link rel="stylesheet" type="text/css" href="http://yui.yahooapis.com/3.3.0/build/cssfonts/fonts-min.css">
<link re ...
jQuery 加载运行
<script type="text/javascript">
$(document).ready(function(){
/*code*/
});
</script>
判断空字符串
if(/^\s*$/.test($(this).val())) {
}else{
}
去两边空格
$.trim()
validates
validates :code, :uniqueness => true, :presence => true
validates :price, :numericality => true
validates :status, :inclusion => {:in => STATUSES}
validates :rate, :presence => true, :numericality => {:less_than => 1, :greater_than => 0}
validate :valid_at ...
/home/agideo/.cruise/projects/mindaitong_dev/work agideo$ ruby -e "require 'rubygems' rescue nil; require 'rake'; load '/home/agideo/projects/cruisecontrol-1.4.0/tasks/cc_build.rake'; ARGV << '--nosearch' << 'cc:build'; Rake.application.run; ARGV.clear"
rake aborted!
Mysql2::E ...