Time-Series Data equalization

As shown above, the variance in values are getting bigger as time goes by. This trend should be equalized to correctly predict the future values Quartic roots of var1    

[Python practice] name choose

It is a quite interesting to understand how a computer understands these codes, I guess I should call it another language!

GIS mapping practice

Renewable Portfolio Standard in the U.S. and Canada Storage Targets in the U.S. and Canada  

US Power Plants in Chihuahuan desert

Made by Jacob Click to see the picture  

【Practice】确定电梯是否真的无法正常运行

乘坐电梯时，如果电梯突然停住了，也没有其他人发现电梯坏了，你应该真么办？首先不要慌张，确定电梯是否真的无法正常运行。然后，立刻按红色的电梯门铃，求救铃声一响，就会有专业的救援人员来救你。同时，也可以大声地呼救，电梯外的人有可能会听到，帮助你说离困境。千万不要情绪激动地用力拍打电梯门，那样地话，电梯很可以不正常地上升或下降，造成不必要的危险。