DBeaver a primary introduce

I used pgAdmin to connect to postgres, I think it is good, but when I use it to connect to a heroku database, I was shocked that it do list all the database(about 200) in the heroku server instance even I have choose the dafault database to connect. Imagine you have to scroll over the whole list to find a database name - and it do not support search! I then thought how stupid this tool is.

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flex和grid布局

首先Grid布局和Flex布局不是互斥的

  • Grid布局适合复杂的布局,例如可以用来设计整个页面的布局,可用来设计不合常规的创意布局。
  • Flex布局适合于对齐内容。
  • Grid布局适用于2d布局–行和列。
  • Flex适合同一个方向的布局。 能用Flex的简单处,没必要使用Grid。全部使用Flex也达不到好的效果,混合使用才是顺其自然的方式。

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The SSH commands you must know

When I was developing a cloud service which running AWS EC2 servers, I was benefited from the ssh command, I wrote many shell that make our team able to connect to the remote server through a bastion server then connect to the private network in the AWS. With the shells, we are able to deploy, connect to the database, make our local code available to the internet or a thrid party api need web api interaction.

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