anchor.diff:  
   ENV CMAKE_ROOT /usr/local/share/cmake-$CMAKE_VER_MAJ
   
  -# pip for Python 2
  -RUN curl -O https://bootstrap.pypa.io/get-pip.py \
  -	&& python2 get-pip.py \
  -	&& rm -f get-pip.py
  -
  -# Python 3
  -ENV PYTHON3_VER_MAJ 3.6
  -ENV PYTHON3_VER_MIN .1
  -ENV PYTHON3_VER $PYTHON3_VER_MAJ$PYTHON3_VER_MIN
  -
  -RUN wget https://www.python.org/ftp/python/$PYTHON3_VER/Python-$PYTHON3_VER.tar.xz \
  -	&& tar xf Python-$PYTHON3_VER.tar.xz && cd Python-$PYTHON3_VER \
  -	&& ./configure --prefix=/usr/local --enable-shared --with-cxx-main=/usr/bin/g++ \
  -	&& echo "zlib zlibmodule.c -I\$(prefix)/include -L\$(exec_prefix)/lib -lz" >> ./Modules/Setup \
  -	&& make -j"$(nproc --all)" \
  -	&& make -j"$(nproc --all)" altinstall \
  -	&& ln -s /usr/local/bin/python$PYTHON3_VER_MAJ /usr/local/bin/python3 \
  -	&& ln -s /usr/local/bin/pip$PYTHON3_VER_MAJ /usr/local/bin/pip3 \
  -	&& ldconfig \
  -	&& cd .. && rm -f Python-$PYTHON3_VER.tar.xz && rm -rf Python-$PYTHON3_VER
  -
  -# Upgrade pip
  -# https://pip.pypa.io/en/stable/installing/#upgrading-pip
  -RUN pip2 install -U pip
  -
  -RUN pip3 install -U pip
  -
  -# LLVM deps
  -RUN yum -y install \
  -	libedit-devel \
  -	libffi-devel \
  -	swig \
  -	python-devel \
  -	&& yum clean all
  -
  -# LLVM
  -# Clang /tools/clang
  -# CompilerRT /projects/compiler-rt
  -# libc++ /projects/libcxx
  -# libc++abi /projects/libcxxabi
  -# lldb /tools/lldb
  -ENV LLVM_VER 3.7.1
  -
  -RUN wget http://llvm.org/releases/$LLVM_VER/llvm-$LLVM_VER.src.tar.xz \
  -	&& wget http://llvm.org/releases/$LLVM_VER/cfe-$LLVM_VER.src.tar.xz \
  -	&& wget http://llvm.org/releases/$LLVM_VER/compiler-rt-$LLVM_VER.src.tar.xz \
  -	&& wget http://llvm.org/releases/$LLVM_VER/libcxx-$LLVM_VER.src.tar.xz \
  -	&& wget http://llvm.org/releases/$LLVM_VER/libcxxabi-$LLVM_VER.src.tar.xz \
  -	&& wget http://llvm.org/releases/$LLVM_VER/lldb-$LLVM_VER.src.tar.xz \
  -	&& mkdir llvm \
  -	&& tar xf llvm-$LLVM_VER.src.tar.xz -C llvm --strip-components=1 \
  -	&& mkdir llvm/tools/clang \
  -	&& tar xf cfe-$LLVM_VER.src.tar.xz -C llvm/tools/clang --strip-components=1 \
  -	&& mkdir llvm/projects/compiler-rt \
  -	&& tar xf compiler-rt-$LLVM_VER.src.tar.xz -C llvm/projects/compiler-rt --strip-components=1 \
  -	&& mkdir llvm/projects/libcxx \
  -	&& tar xf libcxx-$LLVM_VER.src.tar.xz -C llvm/projects/libcxx --strip-components=1 \
  -	&& mkdir llvm/projects/libcxxabi \
  -	&& tar xf libcxxabi-$LLVM_VER.src.tar.xz -C llvm/projects/libcxxabi --strip-components=1 \
  -	&& mkdir llvm/tools/lldb \
  -	&& tar xf lldb-$LLVM_VER.src.tar.xz -C llvm/tools/lldb --strip-components=1 \
  -	&& rm -f *tar.xz
  -
  -# http://llvm.org/docs/CMake.html
  -# find / -iname 'ffi.h'
  -# cmake -G "Unix Makefiles" -DCMAKE_INSTALL_PREFIX=/usr/local -DCMAKE_BUILD_TYPE=Release -DLLVM_BUILD_LLVM_DYLIB=ON -DLLVM_ENABLE_PIC=ON -DLLVM_ENABLE_FFI=ON -DFFI_INCLUDE_DIR=/usr/lib64/libffi-3.0.5/include  ../llvm
  -RUN mkdir ~/llvm_build \
  -	&& cd ~/llvm_build \
  -	&& ../llvm/configure --enable-shared
  -
  -RUN cd ~/llvm_build \
  -	&& make ENABLE_OPTIMIZED=1 DISABLE_ASSERTIONS=1 -j"$(nproc --all)" \
  -	&& make -j"$(nproc --all)" install \
  -	&& ln -s /usr/local/lib/libLLVM-$LLVM_VER.so /usr/local/lib/libLLVM.so \
  -	&& ldconfig \
  -	&& cd .. && rm -rf llvm_build && rm -rf llvm
  +# Conda
  +RUN wget https://repo.continuum.io/archive/Anaconda2-4.4.0-Linux-x86_64.sh \
  +	&& bash Anaconda2-4.4.0-Linux-x86_64.sh -b -p /usr/local/conda/anaconda2
  +
  +RUN wget https://repo.continuum.io/archive/Anaconda3-4.4.0-Linux-x86_64.sh \
  +	&& bash Anaconda3-4.4.0-Linux-x86_64.sh -b -p /usr/local/conda/anaconda3
  +
  +RUN ln -s /usr/local/conda/anaconda2/bin/pip /usr/local/bin/pip2 \
  +    && ln -s /usr/local/conda/anaconda3/bin/pip /usr/local/bin/pip3
   
   # node
   ENV NODE_VER 7.6.0
  
positive.code: # Init package folder on root's home folder
  RUN julia -e 'Pkg.init()'
  
  # Jupyter
  # Add python2.7 kernel: https://github.com/jupyter/jupyter/issues/71
  RUN pip2 install \
  
negative.code: 	ipyparallel \
  	enum34 \
  	&& python3 -m ipykernel install
  
  # ipywidgets: https://github.com/ipython/ipywidgets
  RUN pip3 install ipywidgets \
  