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IOC for Java

July 1, 2022 Leonardo 0

IoC, Inversion of Control. It is a design idea that in Java development, you put the objects you design to the container control, rather than explicitly creating the objects in code. Give control of creating and finding dependent objects to […]

iPad Air5 – An Air unlike the Air series, would like to be called the entry-level iPad Pro

iPad Air5 – An Air unlike the Air series

July 1, 2022 Leonardo 0

The positioning of the iPad Air series has always been high or low, which can be described as a product under the precision knife method. But this year’s iPad Air5 has 8G storage and M1 chips, directly backstabbing the iPad […]

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A new theory of the origin of the universe

July 1, 2022 Leonardo 0

First, the quantization of space energy Special relativity is a theory with the “invariance of the speed of light” as the core, and the correct mathematical equations are derived from two basic principles. However, the equations of the positive solution […]

Do you know the "seventy-two changes" of carbon?

Do you know the change of carbon?

July 1, 2022 Leonardo 0

Among the more than 100 chemical elements, the most variable is carbon. So how is carbon produced? The production of carbon is related to stellar nuclear fusion, as stars evolve, the hydrogen in the star’s nucleus is converted into helium […]