An overlay arrow points to the current instruction, and you can set and remove breakpoints as with the source buffer.

有一个箭头指向当前指令，你可以像在源代码buffer中一样设置和清除断点。

youdao

But the current moves by schools to start earlier don't affect the number of days of instruction, which are generally set in teacher contracts.

WSJ: School in August Gets Low Grades