Python模块和Python包之间有什么区别?
另请参阅:"package"和"module"之间的区别(对于其他语言)
使用瓶子Sehttp://bottlepy.org/docs/dev/routing.html#wildcard-filters
我想接受任何网址,然后用网址做点什么.
例如
@bottle.route("/<url:path>")
def index(url):
return "Your url is " + url
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这很棘手,因为URL中有斜杠,而Bottle则用斜杠分割.
我最近重新安装了我的Mac OS X(10.6.8)并希望这次正确安装.我上次遇到了麻烦,所以我只是想把事情做好.
特别是,我想安装Ruby on Rails,bundler等等......但是当我做"gem install bundler"时,我收到以下错误:
c-69-181-106-62:~ dave$ gem install bundler
WARNING: Installing to ~/.gem since /Library/Ruby/Gems/1.8 and
/usr/bin aren't both writable.
WARNING: You don't have /Users/dave/.gem/ruby/1.8/bin in your PATH,
gem executables will not run.
ERROR: Error installing bundler:
bundler requires RubyGems version >= 1.3.6
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我很困惑...有人可以帮助我,或者给我一篇文章说"好的,首先,将其添加到此文件,然后下载,然后执行此操作......"?
谢谢
你有MongoDB中的集合级权限吗?与SQL数据库中的表级权限类似?
这是我唯一能找到的东西.看起来像一张旧票.
我正在阅读一些提到前缀正则表达式的内容,并将网站作为示例/ ^ joey /
什么是前缀正则表达式?这是否意味着它以插入符号开头?
我有一个曾经工作的Ruby on Rails应用程序.我没有在一个月左右使用它,但然后试图用今天开始起来rails s,并得到了下面的错误-事实上,当我尝试我得到这个错误rails -h或者rails -v甚至gem -h或sudo gem update --system或与做任何事情gem.
NOTE: Gem::Specification#default_executable= is deprecated with no replacement. It will be removed on or after 2011-10-01.
Gem::Specification#default_executable= called from /Library/Ruby/Gems/1.8/specifications/rubygems-update-1.8.2.gemspec:11.
Invalid gemspec in [/Library/Ruby/Gems/1.8/specifications/tilt-1.3.3.gemspec]: invalid date format in specification: "2011-08-25 00:00:00.000000000Z"
NOTE: Gem::Specification#default_executable= is deprecated with no replacement. It will be removed on or after 2011-10-01.
Gem::Specification#default_executable= called from /Users/me/.gem/ruby/1.8/specifications/json-1.5.1.gemspec:10.
/Library/Ruby/Site/1.8/rubygems/specification.rb:277:in `_resort!': undefined method `name' for nil:NilClass (NoMethodError)
from …Run Code Online (Sandbox Code Playgroud) 我正在阅读一些自述文件,它们包含一些带有"-devel"的软件包,有些则没有.有什么不同?
sudo yum install gcc
(vs)
sudo yum install pcre-devel
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如果我安装"sudo yum install pcre"会发生什么?