First, use your formula to compile a simple program:
Main ()
{Int year;/* year */
Intw;/* day of the week */
Scanf ("% d", & year );
W = (year-1) + (year-1)/4-(year-1)/100 + (year-1)/400 + 1) % 7;
Printf ("% d \ n", W );
Getch ();
}
Enter 1 during
This is the SQL script that calculates the first day of the one month:SELECT DATEADD (mm, DATEDIFF (Mm,0,getdate ()), 0)--the first day of the monthSELECT DATEADD (mm, DATEDIFF (Mm,0,getdate ())-1, 0)-the first day of the monthSELECT DATEADD
001 New Year's Day, means that you last year's troubles all to finish Dan, New Year's Day, means that you wish all to complete, a New Year's Day happy, can not represent my heart, then I will say, New Year's Day happy, Happy New Year's Day!
002 You,
There are a few doubts about datetime and time.1, Datetime.datetime.now ()--Why two DateTime is required to return the current time, only need to Time.localtime ()And then I got it. Datetime.datetime.now ()--The first datetime is the name of the Py
C # example: write a program to test the standard height and weight, input the date year month day, calculate the day of the year (considering the leap year ),
I. switchStatement exercise example
// Compile a program to test the standard height and
New Year's legends"Ah --"There was a sudden scream, followed by a few miserable noises. I saw Jin Wu spin body, fly up and fly, the back of the wings has been oblique cut off half, gold as the rain from the wound splash, falling instantly become a
All along, the most used is my97datepicker to get the month and day method, today suddenly wandered to this article, stay, for future use
Write one yourself: Get the year and start counting from next month
Original reproduced from:
onTo say there is an article table article, the time to store an article's added article is the Add_time field, which is an int (5) type, you now need to query the total number of articles added today and sort by time from large to small, then the
Query Day:Select * from Table where = To_days (now ()); Select * from Table where =Query one week:Select * from Table where 7 Day Date (column_time);Query one months:Select * from Table where 1 MONTH Date (column_time);MySQL date and time
--Caille (Zeller) formulaWhat is the day of the week in history? What day of the future is the week? With regard to this problem, there are many computational formulae (two general formulas and some piecewise formulas), the most notable of which is
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