This might get persisted to settings json file. Thoughts?

What is the expected behaviour?

App version text to be center aligned

What is the current behaviour?

App version text is not center aligned

How to reproduce the issue?

1.Open a app.
2.Observer App version text in top right , version manager

Screenshots or Screencast

<img width="1439" alt="original" src="https://user-images.githubusercontent.com/31006028/158946

I accidentally -torcontrol=1 today (instead of -listenonion=1) and was confused that it was accepted, as the argument needs to be host:port.

Expected outcome would be an error message and exiting.

Useful skills:

• C++
• Understanding of bitcoin core's initialization sequence

Want to work on this issue?

For guidance on contributing, please read [CONTRIBUTING.md](http

Rocksdb has a write option to set it low priority. Our pruners should use this option.

Other options that seems no brainer to enable:

1. use "multithreaded" flavor of the DB https://docs.rs/rocksdb/latest/rocksdb/type.DB.html#compatibility-and-multi-threaded-mode

2. these options upon DB open:

       let mut opts = Options::default();

        opts.increase_parallelism(num_cpus::

caddy.zip

• 运行压缩包内的caddy.exe
• 得到PAC地址,可以填入IE中 http://127.0.0.1:10810/pac

压缩包内的pac文件中,下面字符串可以自行修改,连接的是本地的http端口10809
var proxy = "PROXY 127.0.0.1:10809;";