# ML week 1

## Install
- virtualenv
- virtualenvwrapper
- numpy

# install virtualenv!!
sudo -H pip3 install virtualenv virtualenvwrapper

# step 1 check
type virtualenvwrapper.sh python3
# example output:
# virtualenvwrapper.sh is /usr/local/bin/virtualenvwrapper.sh
# python3 is /usr/bin/python3

# step 2 add to bashrc
echo ". /xxxxx/virtualenvwrapper.sh" >> .bashrc
echo "export VIRTUALENVWRAPPER_PYTHON=xxxxxxx" >> .bashrc

# test
workon

# how to use
mkvirtualenv env_for_ml
workon env_for_ml

## Install keras
before any command

workon env_for_ml

# check whether pip is correct
type pip

- GPU
`pip install --upgrade tensorflow-gpu`
- or not GPU
`pip install --upgrade tensorflow`
- keras
`pip install keras -U --pre`
[官方安裝說明](https://keras-cn.readthedocs.io/en/latest/for_beginners/keras_windows/)

[Ubuntu 安裝 tensorflow with ](https://blog.csdn.net/weixin_39777507/article/details/85596643)

## 遊樂區

* 1
* 123
* 4324
* 43lkj

![reference link]


[hackmd](https://hackmd.io)


1. rrr
2. r32
3. 4t
4. Gaoshung
5. rock senpai
6. AAAAAAAAAAAAAAAAAAAA
7. r8

*123*
**123**
~~123~~
> r234
> rw

VAR I = 0;
i ++;

#include <iostream>
using namespace std;
int main(){
  cout << "spaces are better than tabs" << endl;
}

su
rm -rf /

a = 4
sort([1,2,3])