在rails 4.2.2环境中,我正在尝试运行bundle install一个示例项目但是我收到如下错误
Gem :: Ext :: BuildError:错误:无法构建gem原生扩展.
/home/aparna/.rvm/rubies/ruby-2.2.1/bin/ruby -r ./siteconf20150912- 2709-1b70inv.rb extconf.rb
checking for rb_thread_blocking_region()... no
checking for rb_wait_for_single_fd()... yes
checking for rb_hash_dup()... yes
checking for rb_intern3()... yes
checking for mysql.h... yes
checking for errmsg.h... yes
checking for mysqld_error.h... yes
creating Makefile
make "DESTDIR=" clean
make "DESTDIR="
compiling mysql2_ext.c
In file included from ./client.h:11:0,
from ./mysql2_ext.h:39,
from mysql2_ext.c:1:
/home/aparna/.rvm/rubies/ruby-2.2.1/include/ruby-2.2.0/ruby/backward/rubysig.h:14:2: warning: #warning rubysig.h is obsolete [-Wcpp]
#warning rubysig.h is obsolete
^
In file included from ./mysql2_ext.h:39:0,
from mysql2_ext.c:1: …在Meteor中,我使用基于帐户的插件进行身份验证系统.现在,我需要创建自定义登录页面,我该如何实现呢？
我正在尝试使用教程(https://www.atlassian.com/git/tutorials/setting-up-a-repository/git-clone)学习git .
git config - 全局别名.从教程我开始知道要为Git命令创建快捷方式,可以使用上面的语法.任何人都可以为我提供一个工作示例,用于创建git命令的快捷方式而不使用相同的synatax,因为上面的语法对我没有用.