ruby on rails - switching from pg gem to mysql, causing error -

-

my app using pg gem faced issues switched pg mysql when run bundle cause error.

my gem file

source 'https://rubygems.org'  # bundle edge rails instead: gem 'rails', github: 'rails/rails' gem 'rails', '4.0.13'  # use pg database active record # gem 'pg' gem 'mysql2'  # use scss stylesheets gem 'sass' gem 'sass-rails', '~> 5.0'  # use uglifier compressor javascript assets gem 'uglifier', '>= 1.3.0'  # use coffeescript .js.coffee assets , views gem 'coffee-rails', '~> 4.0.0'  # user authentication gem 'devise', '~> 3.2'  # use materialize css gem 'materialize-sass' gem 'material_icons'  # use jquery javascript library gem 'jquery-rails'  # build json apis ease. read more: https://github.com/rails/jbuilder gem 'jbuilder', '~> 1.2'   #for authorization gem 'the_role'  group :doc   # bundle exec rake doc:rails generates api under doc/api.   gem 'sdoc', require: false end  group :development   gem 'binding_of_caller'   gem 'better_errors'   gem 'byebug' end

here log:

fetching gem metadata https://rubygems.org/........... fetching version metadata https://rubygems.org/... fetching dependency metadata https://rubygems.org/.. resolving dependencies.... using rake 10.4.2 using i18n 0.7.0 using minitest 4.7.5 using multi_json 1.11.2 using thread_safe 0.3.5 using tzinfo 0.3.45 using builder 3.1.4 using erubis 2.7.0 using rack 1.5.5 using mime-types 2.6.2 using activerecord-deprecated_finders 1.0.4 using arel 4.0.2 using execjs 2.6.0 using json 1.8.3 using bcrypt 3.1.10 using coderay 1.1.0 using debug_inspector 0.0.2 using sass 3.4.18 using bundler 1.11.2 using byebug 8.2.1 using coffee-script-source 1.9.1.1 using thor 0.19.1 using orm_adapter 0.5.0 using tilt 2.0.1 installing mysql2 0.4.2 native extensions  gem::ext::builderror: error: failed build gem native extension.      /home/vinay/.rvm/rubies/ruby-2.2.1/bin/ruby -r ./siteconf20160116-12648-1cquvr6.rb extconf.rb checking ruby/thread.h... *** extconf.rb failed *** not create makefile due reason, lack of necessary libraries and/or headers.  check mkmf.log file more details.  may need configuration options.  provided configuration options:     --with-opt-dir     --without-opt-dir     --with-opt-include     --without-opt-include=${opt-dir}/include     --with-opt-lib     --without-opt-lib=${opt-dir}/lib     --with-make-prog     --without-make-prog     --srcdir=.     --curdir     --ruby=/home/vinay/.rvm/rubies/ruby-2.2.1/bin/$(ruby_base_name) /home/vinay/.rvm/rubies/ruby-2.2.1/lib/ruby/2.2.0/mkmf.rb:456:in `try_do': compiler failed generate executable file. (runtimeerror) have install development tools first.     /home/vinay/.rvm/rubies/ruby-2.2.1/lib/ruby/2.2.0/mkmf.rb:587:in `try_cpp'     /home/vinay/.rvm/rubies/ruby-2.2.1/lib/ruby/2.2.0/mkmf.rb:1060:in `block in have_header'     /home/vinay/.rvm/rubies/ruby-2.2.1/lib/ruby/2.2.0/mkmf.rb:911:in `block in checking_for'     /home/vinay/.rvm/rubies/ruby-2.2.1/lib/ruby/2.2.0/mkmf.rb:351:in `block (2 levels) in postpone'     /home/vinay/.rvm/rubies/ruby-2.2.1/lib/ruby/2.2.0/mkmf.rb:321:in `open'     /home/vinay/.rvm/rubies/ruby-2.2.1/lib/ruby/2.2.0/mkmf.rb:351:in `block in postpone'     /home/vinay/.rvm/rubies/ruby-2.2.1/lib/ruby/2.2.0/mkmf.rb:321:in `open'     /home/vinay/.rvm/rubies/ruby-2.2.1/lib/ruby/2.2.0/mkmf.rb:347:in `postpone'     /home/vinay/.rvm/rubies/ruby-2.2.1/lib/ruby/2.2.0/mkmf.rb:910:in `checking_for'     /home/vinay/.rvm/rubies/ruby-2.2.1/lib/ruby/2.2.0/mkmf.rb:1059:in `have_header'     extconf.rb:16:in `<main>'  extconf failed, exit code 1  gem files remain installed in /home/vinay/.rvm/gems/ruby-2.2.1@rails4/gems/mysql2-0.4.2 inspection. results logged /home/vinay/.rvm/gems/ruby-2.2.1@rails4/extensions/x86-linux/2.2.0/mysql2-0.4.2/gem_make.out using rdoc 4.2.0 using temple 0.7.6 using activesupport 4.0.13 using rack-test 0.6.3 using warden 1.2.3 using sprockets 3.3.5 using mail 2.6.3 using autoprefixer-rails 6.1.2 using uglifier 2.7.2 using better_errors 2.1.1 using binding_of_caller 0.7.2 using materialize-sass 0.97.1 using coffee-script 2.4.1 using haml 4.0.7 error occurred while installing mysql2 (0.4.2), , bundler cannot continue. make sure `gem install mysql2 -v '0.4.2'` succeeds before bundling.

i not sure problem. 1 can me. in advance.


Comments

Post a Comment

Popular posts from this blog

c++ - llvm function pass ReplaceInstWithInst malloc -

-
#include "llvm/pass.h" #include "llvm/ir/module.h" #include "llvm/ir/function.h" #include "llvm/support/raw_ostream.h" #include "llvm/ir/legacypassmanager.h" #include "llvm/ir/instrtypes.h" #include "llvm/transforms/ipo/passmanagerbuilder.h" #include "llvm/ir/irbuilder.h" #include "llvm/transforms/utils/basicblockutils.h" using namespace llvm; namespace { struct replacepass : public functionpass { static char id; replacepass() : functionpass(id) {} virtual bool runonfunction(function &f) { allocainst* insttoreplace = ??? basicblock::iterator ii(insttoreplace); replaceinstwithinst(insttoreplace->getparent()->getinstlist(), ii, new allocainst(type::int32ty, 0, insttoreplace)); return true; } }; } char replacepass::id = 0; static void registerreplacepass(const passmanagerbuilder &, legacy::passmanagerbase &pm) { pm.add(new re
Read more

java.lang.NoClassDefFoundError When Creating New Android Project -

-
i've tried installing (and re-installing) android studio several times now, , each time, studio isn't able create new android project. when attempt initial android studio window (ie. basic 'create', 'open', 'import' etc options), i'm asked of questions in wizard, brief progress dialog, followed nothing @ all. if open incomplete project process creates choosing 'open' list, can try choosing create new android project menu. this has same issue, error message in output console time... java.lang.noclassdeffounderror: com/sun/xml/internal/bind/v2/model/annotation/annotationreader (wrong name: com/sun/xml/internal/bind/v0/model/qnnotation/annotationreader) note: when installed android studio, installed incompatible jdk (1.8, not 1.7). have had go default project settings change jdk uses 1.8. does know how can avoid this? there place should downloading jxb classes? missing in java paths? this appears have been caused cor
Read more

Decoding a Python 2 `tempfile` with python-future -

-
i'm attempting write python 2/3 compatible routine fetch csv file, decode latin_1 unicode , feed csv.dictreader in robust, scalable manner. for python 2/3 support, i'm using python-future including imporing open builtins , , importing unicode_literals consistent behaviour i'm hoping handle exceptionally large files spilling disk, using tempfile.spooledtemporaryfile i'm using io.textiowrapper handle decoding latin_1 encoding before feeding dictreader this works fine under python 3. the problem textiowrapper expects wrap stream conforms bufferediobase . unfortunately under python 2, although have imported python 3-style open , vanilla python 2 tempfile.spooledtemporaryfile still of course returns python 2 cstringio.stringo , instead of python 3 io.bytesio required textiowrapper . i can think of these possible approaches: wrap python 2 cstringio.stringo python 3-style io.bytesio . i'm not sure how approach - need write such wrapper or 1 ex
Read more