paperclip gem

Ruby On Rails and rubyonrails Development Environment: Ubuntu 16.4 LTS Installing ruby through rvm 1. RVM Installation $ Gpg -- keyserver hkp: // keys.gnupg.net -- recv-keys 409b6b1796c275462a1703111084bb82d39dc0e3 $ Curl-sSL https://get.rvm.io | bash-s stable $ Source ~ /. Bashrc $ Source ~ /. Bash_profileModify the Ruby installation source of RVM to the Ruby image server of Ruby China, which improves the installation speed $ echo "ruby_url = https://cache.ruby-china.org/pub/ruby "> ~ /. Rvm/u

OriginalHttp://www.cnblogs.com/zxs-19920314/p/4985476.htmlInstallation process for IOS latest version CocoaPods1. Remove the existing Ruby default source$gem sources--remove https://rubygems.org/2. Use the new source$gem sources-a https://ruby.taobao.org/3. Verify that the Xinyuan is replaced successfully$gem sources-l4. Installing Cocoapods(1) $sudo

"title=" Index.png "alt=" Wkiom1bsv86bqvcxaacn5edaycy661.png "/>Gem Install slow installation workaround: Remove the source from the gem, which is the default http://rubygems.org/[Email protected] ~]# gem sources--remove http://rubygems.org/http://rubygems.org/removed from sources2. Join the source of TaobaoReference website: https://ruby.taobao.or

Self-built http://commando.javaeye.com/blog/297918 Set up the ROR development environment as follows. 1. Install netbeans6.5 Netbeans6.5 download address http://zh-cn.netbeans.org/download/6.5/ml/ You can download a single Ruby version, which is about 50 MB. 2. Establish a ruby Environment Address http://rubyforge.org/projects/rubyinstaller/ for installing RUBY: one-click installation package Install rails: Gem install rails -- remote or

CocoaPods, we only need to put the used open source library into a file named Podfile, and then execute pod install, cocoapods automatically downloads the source code of these third-party open-source libraries and sets the system dependencies and compilation parameters for our projects.Iii. CocoaPods principles The principle of CocoaPods is to place all the dependent libraries in another project named Pods, and then let the main project depend on the Pods project. In this way, the source code m

IOS CocoaPods installation process, ioscocoapodsMany third-party open-source libraries, such as JSONKit and AFNetWorking, are frequently used when you develop iOS applications. A class library may use other class libraries. to use it, you must download other class libraries. Other class libraries also use other class libraries ", this may be a special case. In short, it is very troublesome to manually download the required class libraries one by one. Another common situation is that the class li

Tags: iOS development First according to this article: http://blog.csdn.net/dqjyong/article/details/37958067The procedure is as follows: Open xcode 6 Open preferences ClickLocationsTab ChangeCommand Line ToolsVersionXcode 6.0 UninstallcocoapodsA.$ sudo gem uninstall cocoapods InstallxcodeprojA.$ sudo gem install xcodeproj InstallcocoapodsA.$ sudo gem ins

In fact, when Ruby was successfully installed and then--no-ri--no-rdoc rails in gem install, the following error was reported: Fetching:thread_safe-0.3.4.gem (100%) Successfully installed thread_safe-0.3.4 Fetching:minitest-5.5.1.gem (100%) successfully installed minitest-5.5.1 Fetching:tzinfo-1.2.2.gem (100%) su

view installed Ruby: RVM List If the installed version is greater than 2.2.2, go straight to step 3rd. RUBY-V//can also view Ruby version //list Ruby installable version information RVM list known RVM install 2.2.2//install a ruby version This must be set to the default version RVM Use 2.2.2--default Step three: Replace the source We need to modify the replacement source (due to the domestic wall) so we have to switch the source to Ruby-china. Execute t

download it. Also note that this example uses pure Ruby, which does not depend on any command-line utilities currently available on the computer. Install Rubyzip Download the "Rubyzip" gem from the link provided and copy it to the system. (at the time of writing this article, its filename is "Rubyzip-0.9.1.gem").Run Gem installation Rubyzip-0.9.1.

CENTOS7 System Installation Redmine Project Management method: Because of the wall, we need to modify the image source of Ruby and Gem https://gems.ruby-china.org/ 1. Install the CentOS System Package and Compatibility Pack first Yum-y Install patch make GCC gcc-c++ gcc-g77 flex* Bison file Yum-y Install Libtool libtool-libs autoconf kernel-devel Yum-y Install libjpeg libjpeg-devel libpng libpng-devel libpng10 libpng10-devel gd gd-devel Yum-y Inst

-09_14:17:29.67447/opt/gitlab/embedded/service/gem/ruby/2.1.0/gems/unicorn-4.6.3/lib/unicorn/http_ Server.rb:732:in ' Initialize ': Permission denied @ rb_sysopen-/var/log/gitlab/unicorn/unicorn_stderr.log (Errno:: eacces)2015-05-09_14:17:29.67466 FROM/OPT/GITLAB/EMBEDDED/SERVICE/GEM/RUBY/2.1.0/GEMS/UNICORN-4.6.3/LIB/UNICORN/HTTP_ Server.rb:732:in ' Open '2015-05-09_14:17:29.67469 FROM/OPT/GITLAB/EMBEDDED/S

First, ckeditor must be based on paperclip and then paperclip. You need to install ImageMagick in linux. Specific installation can refer to the http://my.eoe.cn/guanmac/archive/5806.html Then there will be a problem in the China Region: culture, The official installation example should be in config. i18n. default_locale = "zh-CN" in application. rb" But there is really no culture, because the Chinese

displayed, perform Step 5.Figure 2: Choose Ruby interpreter dialog box Select the Ruby interpreter you want to use. If the list does not contain the Ruby interpreter you want, click the other button. Click Close. If you have selected other in the previous step or the Ruby interpreter dialog box does not appear, click the Browse button to locate the ruby library and then click open. Click OK to close the Options dialog box. For information about how to get Ruby software, go to [url] www.ru

CF 505C (Mr. Kitayuta, the Treasure Hunter-Dp considering the available range), 505 ckitayuta C. Mr. Kitayuta, the Treasure Huntertime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard output The Shuseki Islands are an archipelago of 30001 small islands in the Yutampo Sea. the islands are evenly spaced along a line and numbered from 0 to 30000 from the west to the east. these islands are known to contain your treasures. there areNGems in the Shuseki Island

Mongrel is a ruby HTTP library used to deliver Ruby web applications. In fact, do not use Apache mongrel alone can run the ROR program, the online tutorial using Apache is used to do web proxy, so that the website will not have a http://www.unbe.cn: 8081/such port declaration. I just did the test. Multiple port numbers won't affect me, so I only configured mongrel. The configuration steps are as follows:1. Download and install Ruby2. Install gem (Ruby

. Kingfa crystal:With the strongest energy, it is the crystal of the game, which can promote health and disaster recovery, strengthen financial operations, block the force of evil, and give people an active and vigorous attempt, impulse, and courage. Black hair crystal:Strengthen self-confidence, avoid evil, cure diseases, and change operation. Powder Crystal:You can develop a heart wheel to promote the emotional development of the gem, can help the p

project is dependent on the pods project, so that the source management work is moved from the main project to the Pods project. The PODS project is eventually compiled into a file called LIBPODS.A, and the main project only needs to rely on this. a file. Third, the installation of CocoapodsThe cocoapods can be easily installed via the rubygems of the Mac itself.Open terminal, and then type the following command:$ sudo gem install Cocoapods Execute t

database here)sudo gem install bundlerThen I run cd/opt/metasploit-framework/embedded/framework/./msfconsoleIt's not going to work, and then follow the prompts to installsudo gem install Rex-mimeCurl-l Get.rvm.io | Bash-s StableSOURCE ~/.BASHRCSOURCE ~/.bash_profileAnd then here's a hint to ruby version No, continue to install RubyRVM Install ruby-2.4.1Then run, or error, and then I did not understand, tri

6020 1 0 09:24? 00:00:00 redis-server 127.0.0.1:7004 [cluster]Root 6027 1 0 09:24? 00:00:00 redis-server 127.0.0.1:7005 [cluster] 7. Build the cluster Now that we have six running Redis instances, we need to use these instances to create the cluster and write a configuration file for each node. By using the Redis Cluster command-line tool Redis-trib, the task of writing node profiles can be done very easily: Redis-trib is located in the src folder of Redis source code, It is a Ruby program th