Today when I use “protoc” to compile some protobuf files, I get the “google/protobuf/descriptor.proto: file not found” error.

One Gradle project in my IntelliJ IDEA IDE reports the following error:

I read some Python code lines from here like below:

The post records the issue I met when using protobuf uint64 and Java Long.

From here.

From here.

The is a method to get the original apk file after you installed it on an Android phone before. From here and here.

Previously I used “unetbootin“ to do such thing. However today I find it doesn’t work since my USB drive doesn’t show up in the “USB Drive” dropdown list. So I want to find a Linux command which can do the same thing. I find this and here is how to do it.