依赖我做了一个捆绑安装包更新,发现我不断收到同样的错误在终端: Bundler could not find compatible versions for gem "actionpack":
In Gemfile:
actionpack (~> 5.0.0)
rails (~> 5.0.0) was resolved to 5.0.0, which depends
在迁移到Rails 5.0.0.beta1我发现很多弃用警告: DEPRECATION WARNING: env is deprecated and will be removed from Rails 5.0. (called from XXX at YYY)
我试图摆脱这一点,并试图找到一种替代,但什么也没发现在ActionPack的更新日志。 任何想法?
只是为了检查matlab中的并行处理是如何工作的,我尝试了下面的一段代码并测量了执行时间。但是我发现并行处理代码比意想不到的普通代码花费更多时间。我在某处做错了吗? 代码与并行处理 function t = parl()
matlabpool('open',2);
tic;
A = 5:10000000;
parfor i = 1:length(A)
A(i) = 3*A(i)
我得到一个错误,当我执行rails new myprojectname: Gem::RemoteFetcher::FetchError: Errno::ETIMEDOUT: Operation timed out - SSL_connect (https://rubygems.org/gems/actionpack-5.0.2.gem) An error occurred while instal