native gem

After installing Ror, you plan to run a demo. Question 1, $ Ruby script/Server Rails requires rubygems> = 1.3.1 (You have 1.2.0). Please 'gem update -- system' and try again. Question 2, Execute as prompted:$ Sudo gem update -- SystemBut it prompts that the usage of -- system has been disabled:Error: While executing gem... (runtimeerror)

Environment: OSX EI 10.11.1After switching to the gem source yesterday, there was no problem with the pod installation, or it could be used$ gem Sources--add https://ruby.taobao.org/--remove https://rubygems.org/$ sudo gem install CocoapodsToday when the use of the time, under a project to execute pod install half a day or so no response, but the CTRL + C forced

The following error is always reported when you install the gem. WARNING: RubyGems 1.2 + index not found: RubyGems will revert to legacy indexes degrading performance. Or the gem install is too slow or cannot be connected to timeout. You can install gem locally. First go to the gem official website http://rubygems.org/

SlaveRailsUpgrade to GEM uninstall and gem cleanupRecentRailsUpgrade from 1.1.6 to 1.2.1. If rails1.1.6 has been installed, how can this problem be solved? 1. Upgrade to 1.2.1 and retain 1.1.6If you do not want to delete the previous version, first download the local installation package rails1.2.1Http://bbs.railschina.com/thread-54-1-1.htmlRun the gem install y

Create your own gem and upload it to GitHubEnvironment: Centos7,git version 1.8.3.1Create a GEM1 installation bundler#gem Install Bundler2 frames required to create a gem using bundler#bundler Gem File_manipulate3 Modify File_manipulate.gemspec File#vim File_manipulate.gemspec(The description and summary are mostly mod

Guaranteed Ruby and Gem without problemsRubyinstaller-1.9.2-p180.exe two radio boxes are selected when the installation is installed with an administrator openC:\Documents and Settings\administrator>rubyRuby 1.9.2p180 (2011-02-18) [i386-mingw32]ruby-vUpdate Rubygem gem Update--systemC:\Documents and Settings\administrator>gem-v1.5.2Gem Install/list/uninstall sele

Soul gem bzoj 2663, bzoj2663 Soul gem (1 s 128 MB) soulgem [Problem description] "As the soul of your body, in order to better use magic, you have been given a small and safe shape ······" We know that the life of a magic girl is stored in a device called Soul Gem. Sometimes, when the soul gem is far away from the body

May be the cause of the national firewall package, the installation of Railsinstaller after the execution always error, Bundle InstallDL is deprecated, fiddleFetching gem metadata from https://rubygems.org/.....Resolving dependencies ... Gem::remotefetcher::fetcherror:ssl_connect returned=1 errno=0 State=sslv3 ReadServer certificate b:certificate verify failed (https://rubygems.org/gems/rake-1

1. Create a New gem Bundle gem gemname 2. Modify the. gemspec file in gem S. Summary = % q {todo: Write a gem summary} s. Description = % q {todo: Write a gem description}Modify the content in % q {} to a summary and description. The. gemspec file mainly displays the

Ruby You don't need to talk about this. RVM It is used to help you install the Ruby environment, help you manage multiple Ruby environments, and help you manage the Ruby environment on which the Ruby application you develop uses the machine. The Ruby environment is not only Ruby itself, but also a third-party Ruby plug-in on which it depends. All are managed by RVM. Rails Needless to say, this is a well-known development framework. Look at http://zh.wikipedia.org/wiki/Ruby_on_Rails in detail Rub

"Defend the Radish 2 jewels how to recharge" 1, the first need to recharge their own Apple account (itunes account), a minimum recharge 50RMB, supporting most of the domestic banks (net silver); 2, enter the game gem Shop, select the number of gems you need, and then pop-up a prompt box, choose "Buy" can be. Note: When buying gems, please operate in a good network environment! "Defend Radish 2 free gem

Soul gem (1s 128MB) soulgem"Problem description""As the soul of your body, in order to be able to better use the magic, has been given a small and safe form ..."We know that the life of a magical maiden is stored in a device called Soul Gem (Soul Gem). And sometimes, when the soul Jewel is farther away from the body, the magical girl is unable to control her body

Ruby You don't need to talk about this.Rvm It is used to help you install the ruby environment, help you manage multiple Ruby environments, and help you manage the ruby environment on which the ruby application you develop uses the machine. The ruby environment is not only Ruby itself, but also a third-party Ruby plug-in on which it depends. All are managed by rvm.Rails Needless to say, this is a well-known development framework. Look at http://zh.wikipedia.org/wiki/Ruby_on_Rails in detailRubyge

Could not find Gem ' Sqlite3 (>= 0) X64-mingw32 ' in any of the gems sources listed in your gemfile or available on this m Achine.Run ' bundle install ' to install missing gems.This problem is encountered when building the Ruby Rails Web development environment under Windows,This problem occurs because the Sqlite3 is not installedInstalling Sqlite3Execute command: Gem install Sqlite3-ruby[Plain]View Plainco

Install and use bundler in Ruby to manage multiple versions of gem and rubybundler With rbenv to manage a multi-version ruby environment, we also need a tool that can manage multiple versions of gem (such as rails), that is, bundler. The project background is not detailed, for more information, visit http://bundler.io/on the official website. Install gem install

Rescue star for spelling mistakes in Ruby programming: did_you_mean gem I often encounter spelling errors in Ruby development when class names or method names are misspelled. But I don't know it's just a spelling mistake. I will repeat it: "It's so strange. It looks okay ..." I often waste a lot of time on this kind of thing, but the reason may be that a character is wrong. I hate such a thing. That's why I developed did_you_mean

Ruby That's not much to say. RVM Used to help you install a ruby environment, help you manage multiple ruby environments, and help you manage which Ruby environment you use on your computer for each ruby application you develop. The ruby environment is not just Ruby itself, it also includes dependent Third-party Ruby Plug-ins. are managed by RVM. Rails This also needless to say, the famous development framework. See Http://zh.wikipedia.org/wiki/Ruby_on_Rails in detail RubyGems RubyGems is

[Android Development] example 4-guess the box in which the gem is stored, android4-A mini game that implements "Guess which box the gem is placed in": There are three boxes in the main interface. clicking any box will open the box and show whether there are any gems in it, in addition, the box that has not been clicked is set to semi-transparent. The box that has been clicked is displayed normally, and the

As shown in the following figure. 1. Document creation First, create a new file in Photoshop. I use a small size for 300x300 pixels, the default resolution (72), which may be a good idea if you want to make a larger icon after resizing. You may want to add a nice, simple background. Now, just use the light gradient background. 2. Enable grid/Create graphics Now, let's start the gem shape. First, you need to make the grid (

Very beautiful transparent texture gem text effect, only need to use the layer style, just set the parameter changes, can make a lot of effect. Effect Chart: 1. Create a new document, width 600, height 340. 2. Create an adjustment layer, select the gradient, and make the following changes, and create the way your background is displayed: 3. Now use Photoshop's Text tool to create your text, white color. This is the word '