Could not find a JavaScript runtime.
Could not find a JavaScript runtime. 报错详情： billcode@billcode-y470:~/github/course/rottenpotat...
Can't find the libpq-fe.h
Can't find the 'libpq-fe.h header when trying to install pg gem 报错详情： billcode@billcode-y470:...
HW2: Ruby advance and Rails intro
This homework is to get you more familiar with features of ruby and have a sense of creating apps in...
数据挖掘基础部分（第一次作业）
精读论文 Daniel D. Lee and H. Sebastian Seung: Algorithms for Non-negative Matrix Factorization....
git 删除文件及文件恢复
在Git中，删除也是一个修改操作，我们实战一下，先添加一个新文件test.txt到Git并且提交： $ git add test.txt $ git commit -m "add test.txt"...
