How to calculate the day of the week?Slowtiger published on 2009-11-19 08:42:00How to calculate the day of the week?--Caille (Zeller) formulaWhat is the day of the week in history? What day of the future is the week? With regard to this problem,
Common date Operations
/**
* Get the start date of all weeks of the year
* @param $year format ' YYYY '
* Returns the two-dimensional array subscript key1 value corresponds to the actual year of the week of the year Key2
There are three levels of products, taking efficiency tools as an example:
The first one is to discover user needs, such as fleep, and keenly discover the key in team collaboration-chat, making sufficient remarks on this demand;
Level 2: Anticipate
1. C # Gets the current time is the week of the year, the week of the month private static int getweeknuminmonth (DateTime daytime) { int dayinmonth = daytime. Day; The first day of the month
2018-2019-1 20189221 Book fast reading 1th Week "in-depth understanding of computer systems"
The 1th chapter:How to understand Amdahl law?
The 2nd Chapter:How do you get code to run on a machine of any word length, and how to
20145311 "Java Programming" Seventh Week study summary textbook study content summary 14th NiO and NIO2Advanced input and output processing, can use NIO (New IO), NIO2 is the file system API15th Chapter General API15.1 Log
15.1.1 Log API
Kimlarsson calculation formula determines the day
of the week by the date calculateweekday (int y, int m,int d) {
if (m==1| | m==2) m+=12,y--;
int iweek = (d+2*m+3* (m+1)/5+y+y/4-y/100+y/400)%7;
Switch (iweek) {case
0:printf ("Monday \ n");
Nineth ChapterVirtual MemoryOne, virtual memory provides a three key competencies:1, the main memory as a memory stored on the disk address space cache, in main memory only protect the active area, and according to the need to transfer data between
20155336 2016-2017-2 "Java Programming" Tenth Week Study Summary learning task
Complete Learning Resources related content
Refer to the above Learning summary template, the learning process through the blog (essays) published, blog
20145239 Java Programming 10th Week study summary Textbook Learning content summary Java network programming
Network programmingNetwork programming is the transfer of data between two or more than two devices, such as a computer.
Network
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