GitLab

  https://developercertificate.org/
To indicate acceptance of the DCO every commit must have a tag
  Signed-off-by: REAL NAME <EMAIL>
This can be achieved by passing the "-s" flag to the "git commit" command.
To bulk update all commits on current branch "git rebase" can be used:
  git rebase -i master -x 'git commit --amend --no-edit -s'

Cleaning up project directory and file based variables
ERROR: Job failed: exit code 1

+		res[i + 1] = base64_table[(data[j] & 0x3) << 4 |
+					  (data[j + 1] >> 4)]; // 将第一个字符的后2位与第二个字符的前4位组合
+		res[i + 2] = base64_table[(data[j + 1] & 0xf) << 2 |
+					  (data[j + 2] >> 6)]; // 将第二个字符的后4位与第三个字符的前2位组合
 		res[i + 3] = base64_table[data[j + 2] & 0x3f]; // 取出第三个字符的后6位并找出结果字符
 	}
 
Cleaning up project directory and file based variables
ERROR: Job failed: exit code 1