From here.

From here.

Ubuntu Xenial(16.04) uses the “Noto Sans CJK“ font for CJK language including Chinese by default. However, this font is ugly for Chinese characters. To change it, do the following steps(from here and here):

Added on 2017-10-23: This issue also exists on Ubuntu 17.10 and the fix here works as well.

Added on 2018-05-16: This issue also exists on Ubuntu 18.04 and the fix here works as well.

“jvm“ is a version manager for Java like RVM for Ruby or pyenv for Python. The following code shows how to use it.

From here and here.

From here.