Obama last did it in 2011.
The hypocrisy here is that because Trump did it, it is wrong.
We are a nation of laws and in order to maintain law and order, we must follow those laws. The minute tech companies (let's not be obtuse here, corporations are in the business of making money and appeasing shareholders) decides they are either for or against certain laws, well...you have anarchy.
This has nothing to do with denying rights to immigrants and everything to do with the far lefts disproval of the elected president of the United States.