But if the hashes differ, the out-of-dateblock is marked as out of sync, and subsequent synchronization ensures that the block is properly synchronized.
如果散列值不相同，将过期的数据块标记为不同步，随后的同步确保数据块是正确同步的。
2
All lines, including the date and the signature block, begin at the left margin.
所有的段落，包括日期和签名都从左边开始，没有空格，段段之间通常空行。
3
How to run a specific block of code automatically based on date and time?