Learn the role of the "Event Analyzer" (the problem between the electro-optical fire-China, it is very coincidence)

Source: Internet
Author: User

When the program crashes, this is too important.

New found a problem, incredibly in the electro-optical fire between China, the time changed from yesterday to today, but the value of the variable was taken yesterday, but the use of the time is already today, so that the conditions of judgment is wrong.

And even more coincidentally, the start of the first task takes some time, so when judging the second program, it is today (normal), so the second program will not be triggered.

More coincidentally, the timer is triggered every 5 seconds (that is, the interval has 5 seconds), the error of the task triggered by the time, is 11:59 seconds, take the time or 11:59 seconds, but run to the condition of judgment, is today, is the electric fire Hua Ah. This 5-second trigger time message, 2 seconds or 2 seconds later will not be the problem.

Learn the role of the "Event Analyzer" (the problem between the electro-optical fire-China, it is very coincidence)

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