-datepart (W, @ DT + @ datefirst) -- 00:00:00. 000
Select dateadd (DD, 1-(datepart (W, @ DT) + @ datefirst-1) % 7, @ DT) -- 00:00:00. 000
-- 2.3.2 calculate the first business day of the week (Monday is the first day ):
Select @ DT + 1-datepart (W, @ DT + @ datefirst-1) -- 00:00:00. 000
-- 2.4 calculate the last workday of the Week (based on the first workday)
-- 2.5 calculate the first Monday of the month:
, and all others are inherited from it. Obviously, F # is the most concise in terms of expression ability. When the type is available, define another function that uses this type:
1 let next_weekday (D: Day): Day = 2 match d with 3 | Monday-> Tuesday 4 | Tuesday-> Wednesday 5 | Wednesday-> Thursday 6 | Thursday-> Friday 7 | Friday-> Monday 8 | Saturday-> Monday 9 | Sunday-> Monday
The above defines a function named "next_weekday". The following brackets a
prepare for a demonstration. She will write the main points on the notes for practical use or drills. All these are made on the sales workday, and the sales workday is the only time she gets in touch with new prospects. This kind of preference is always in preparation but rarely put into practice. It is a manifestation of timidity of visiting, known as "over-Preparation ". Ryan always strives to present t
field of the week. The question mark indicates that this field does not contain specific values. Therefore, if you specify a date in the month, you can insert "?" In the Date Field of the week, Indicates that the date value of the week is irrelevant. The letter L isLast. In the Date Field of the month, the task is executed on the last day of the month. In the week Date Field, if "L" exists separately, it is equal to "7". Otherwise, it represents the last instance of the week date in the current
vendor in the enterprise application software field. However, software as a service (SAAS) is widely used in human resource management software, and there are also ERP software vendors such as workday. Who can predict that the software-as-a-service (SAAS) Desktop System Application Software from Google and Oho office will suddenly jump?
2. Utility computing)
This idea is not new, but this type of cloud computing has Amazon.com, sun, the partici
, whether it is "workday" or "Rest day" declare pday varchar2 (10); begin select to_char (sysdate, 'day ') into pday from dual; dbms_output.put_line ('Today is '| pday); if pday in ('satur', 'sunday') then dbms_output.put_line ('day '); else dbms_output.put_line ('workday'); end if; end;/receives the value from the keyboard. Use if-elsif-else-end if to display "age Loop
In PLSQL, there are three types of cy
sales order line (line_id) A maximum of 50 values (100 * 50%) can be predicted for each row ):3. the number of days for reverse push and the number of days for pre-push are the number of working days that can be deducted from the planned sales order date, behind or forward. Non-workdays are not included. When defining a prediction set, you can enter the number of days for reverse push and backward push. The number of days for offset defines the time period included in the prediction entry. When
/15" indicates that the value starts from 5th seconds, every 15 seconds.
Question mark (?) The characters and letters are only available in the Date Field of the month and the date field of the week. The question mark indicates that this field does not contain specific values. Therefore, if you specify a date in the month, you can insert "?" In the Date Field of the week, Indicates that the date value of the week is irrelevant. The letter L isLast. In the Date Field of the month, the task is ex
acquaintance when they are cold and cold. They can drink with a big mouthful, peel off prawns, speak out loud, and brag ......It best reflects the equality between people. Beijing is a political and cultural center with many celebrities, many stars, and many gods. In other places, you can see it, but it always makes people feel that they are a bit "that ". It's all the same in the Middle Street: sitting at the door and waiting for a while, the waiter didn't call your number. Sorry, it's not spe
is triggered on that day. If the specified format is "1 W", it indicates the last workday triggered after the first day of every month. If the first day is Saturday, it will be triggered on the third day next Monday. (Note: Only specific numbers can be set before "W", and "-" is not allowed "-").
Tips
'L' and 'w' can be combined. If "LW" is set on the daily field, it indicates that it is triggered on the last
very popular, so they can touch an acquaintance when they are cold and cold. They can drink with a big mouthful, peel off prawns, speak out loud, and brag ......It best reflects the equality between people. Beijing is a political and cultural center with many celebrities, many stars, and many gods. In other places, you can see it, but it always makes people feel that they are a bit "that ". It's all the same in the Middle Street: sitting at the door and waiting for a while, the waiter didn't ca
down on you.
Stick to the end and do everything well
This is a sign of professionalism. Professionalism is responsible for your own professional performance and professional ethics, not just for the company and the boss. Therefore, it is very valuable to have worked diligently until the last workday without any slack and no mistakes. I once had a subordinate who had accepted the letter of appointment as the department manager of another foreign co
data, only one data structure can be stored in the same memory segment for a certain time periodThe element that works in the common body is the last assigned value.a.ch = ' a '; A.F = 1.5; a.i=40; The value in a is 40If the value of a variable can be only a few possible values, it may be defined as an enum (enum) typedeclaring enum type: enum [enum name] {enumeration element list}Enum Weekend {Sun, Mon, Tue, Wed, Thu, Fri, Sat};Declaring an Enumeration variable: enumeration type name Variable
="cmd.exe/k shutdown-s-T 0"; 3 4 # Execute shutdown Command 5 os.system (cmd)Write codeAfter a random search on the internet, the code for the test was soon written out.1 #!/usr/bin/env python2 3 #Coding=utf-84 5 ImportOS6 Import Time7 Importdatetime8 9 #limit time based on whether the workday is setTen ifDatetime.date.today (). Weekday () : OneTimeLimit = 20 A Else: -TimeLimit = 40 - the #read the date recorded in the text -f = open ('E:\\thefile.tx
used in different situations.
10. Enum type
The form of the definition is as follows: Give an exampleEnum Weekday{sun,mon,tue,wed,thu,fri,sat};Enum weekday workday,week_end; Defining an enumeration variableWorkday and week_end are defined as enumerated types, and their values can only be one of sun to Sat.You can also define an enumeration variable directly, which is the same as the structEnum Weekday{sun,mon,tue,wed,thu,fri,sat}wordday,week_end;Note
Defined:If a variable has only a few possible values, it can be defined as an enumeration type. The so-called "enum type" is to enumerate the values of the variables, and the values of the variables can only be in the range of the enumerated values.
Statement:Declaring an enumeration type begins with an enum, for example:
Copy Code code as follows:
Enum Weekday{sun,mon,tue,wed,thu,fri,sat};
The above declares an enumerated type weekday, Sun,mon in curly braces, .... Sat et
to Saturday, the number 2 1 to 7 represents Monday to Sunday, and the number 3 to 0 represents Monday to Sunday.
Example: Formula "=weekday" ("2008/4/5", 2) "returns 6 (Saturday), =weekday (" 2008/4/5 ", 3) returns 5 (Saturday).
17.WEEKNUM
Purpose: Returns a number that represents the week ordinal of a year.
Syntax: WEEKNUM (date ordinal, return value type)
Parameter: The date ordinal represents the date of the week. You should enter a date using the Date function, or enter the date as the resu
In the first half of this article, I explained how Mylyn's task management features easily focus on tasks related to a given workday or work week. Once the task becomes an integral part of your Eclipse experience, you may well notice that many repetitive behaviors are centered on the context of the task being handled. Multitasking is a common part of today's knowledge work, and it often requires creating and recreating contexts related to the current
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