Now advocated to build a conservation-minded society, paperless office is in line with this requirement, although the real sense of paperless office is difficult to achieve, but to achieve saving paper is not difficult.
The duplex printing feature of Microsoft Office Word is a good example. Unlike word, however, Excel never provides duplex functionality, and Excel 2007 is no exception, so we have to do it ourselves so that Excel 2007 can print on both sides.
I have a knack for prin
Now advocated to build a conservation-minded society, paperless office is in line with this requirement, although the real sense of paperless office is difficult to achieve, but to achieve saving paper is not difficult.
The duplex printing feature of Microsoft Office Word is a good example. Unlike word, however, Excel never provides duplex functionality, and Excel 2007 is no exception, so we have to do it ourselves so that Excel 2007 can print on both sides.
I have a knack for printer setup.
In Word2007, just click the Office logo → print in the upper left corner, click the Options button in the Open Print Settings window, switch to the Advanced tab in the Word Options window that appears, and then check the "Print pages in reverse order" option in the print item. This way the printer will print from the last page in reverse order to print to the first page, after printing, the last page naturally at the bottom, and the first page is at the top, so there is no need to rearrange the
of time:
Three months later ......
B: "We modified some code, added some code, but also deleted some code"
A: "Oh ?"
B: "I have invested more than 100 person-days, but now there are still 10000 rows ."
A: "NowTotalProductivity: 10000 rows/200 person-days = 50 rows/person-days"
B: "Okay ...... The second phase is a big deal"Development Data development type
A: "How many lines of code does this software have ?"
B: "There are two phases in total ...... Wait for me to count ...... In the first pha
The Internet says that the Canon pixma ip1180 and Canon pixma ip1800 drivers are common.
1. Download Two driver packages from Canon
Cnijfilter-common-2.70-1.i386.rpm
Cnijfilter-ip1800series-2.70-1.i386.rpm
Use alien to convert an RPM package into a deb package
$ Sudo alienCnijfilter-common-2.70-1.i386.rpm
$ Sudo alienCnijfilter-ip1800series-2.70-1.i386.rpm
2. Install related packages:
Sud
Before sharing the print, please confirm that the computer of the share and the user's computer are in the same LAN, and the LAN is unblocked.
The first step is to share the printer.
1, first of all, to confirm with the shared printer connected to the Power-on state, and has installed the printer driver, and can achieve normal printing, for the driver installation is not described here. (The actual operation of the two computers are the Windows XP Professional version of the operating system)
Case... whenConditional Conversion Functions CaseWhen there are two forms of expression1 CaseVariable whenValue 1 ThenResults 1 whenValue 2 ThenResults 2Else 'other' End --else you can choose not toExample:SelectEname,job, ( CaseJob when 'MANAGER' ThenJob when 'Clerk' ThenJobEnd) fromEMP; 2 Case whenExpression 1 ThenResults 1 whenExpression 2 ThenResults 2Else 'other' EndExample:SelectEname,sal, Case whenDeptno=Ten Then 'Accounting Department' whenD
For example, if you have such a requirement, a table named User_Salary contains the UserName of each user)
Calculate a result set: the sum of the salaries and accumulated salaries of each person per month, as shown in the following table.
UserName
Month
Salary
AAA
2010/12
1000
AAA
2011/01
2000
AAA
2011/02
3000
BBB
2010/12
2000
BBB
2011/01
2500
BBB
20
Cisco has many kinds of routers, and Cisco 2500 router is also a good router. Cisco 2500 series routers Ethernet and ring-based network routers provide a wide range of branch network solutions, including integrated routers/hubs and routers/access servers.
The Cisco 2500 vro series Ethernet and ring-based network routers provide a wide range of branch network solu
statement in application () to enter the Upgrade Program.
Updata () is the Upgrade Program. Check commands must be added at the entrance to confirm that the Upgrade Program is normal. After entering the Upgrade Program, the communication end should first send the erasure command, erase the original code, and then send the Upgrade Code to update flash. If external extended memory or user programs are small, you can receive the entire program segment first. If the verification is correct, then th
players who have participated in the game. players who have participated in multiple games are required not to repeatedly display QQ
Select distinct user_qq from scores;
5. LIMIT keyword-specify the data display range in the result set
Eg: displays 3rd to 5th pieces of data in the player table
Select * from users limit 2, 3;
Select * from users limit 3 --- only display the first three data items
Iii. Conditional Query
1. Common condition Query
Syntax: SELECT COL_LIST FROM TABLE_NAME [WHERE CON
'; Note the changes in both the rows and columns of the two implementations. 5. Check the names of all employees and their immediate superiors. Select T1.ename as employee name, T2.ename Manager name from Scott.emp t1,scott.emp T2
where t1.mgr=t2.empno; 6. Inquire about all employees whose entry dates are earlier than their superiors. Select T1.ename as employee name, T2.ename Manager name from Scott.emp t1,scott.emp T2
where T1.mgr=t2.empno and T1.hiredate 7. Inquire about employee informa
. The second concept is data. Each piece of data has a key value. Data always needs to be stored on a node. What is the correlation between data and nodes? Associated with the concept of a zone. Each node is responsible for an area on the ring, which is stored on that node, and the area is usually closed on the left side. Open on the right side of the form. such as [2500,5000].The following is a consistent hashing algorithm with 4 nodes:The total range is set at 10000, which also limits the numb
, where each piece of data has a key value, and the data is always stored on a node. How do data and nodes relate to each other? With the concept of a region, each node is responsible for an area on the ring, which is stored on the node, usually the left side closed and the right open form, such as [2500,5000].The following is a consistent hashing algorithm with 4 nodes:The total range is set at 10000, which also limits the number of total slots. The appropriate size can be set according to the
Results eliminate duplicate rows Select DISTINCT user_qq from Scoreslimit Specify the display range of data in the result set select* FROM USERS LIMIT 2,3#Query section-show a total of several dataQuery general condition query such as: query QQ number 12301 player information Select* from USERS WHERE user_qq ='12301'such as: Query score is also greater than 2500 points of data Select* FROM SCORES WHERE score > 2500If you query the game number 1 and t
department number 30thSelect Sal from EMP where deptno=30;Step two: Inquire about salary below "1600/1250/1250/2850/1500/950" employee information of any one salarySELECT * from emp where Sal Sub-query:SELECT * from emp where Sal Select Sal from EMP where deptno=30);Thinking:1) >any?2) >all?//------------------------------------------------------------------------------------------------------Query Employee information for department 20th and Department 30th using the set operationStep One: Che
For the configuration of the RIP route protocol of the Cisco 2500 router, start the RIP route from the routing protocol, allow the RIP route broadcast in a non-broadcast network, and set the version of the RIP, at the same time, we will introduce the route information of versions 1 and 2.Configuration of the RIP route protocol for the Cisco 2500 router:
In global setting mode:
1. Start the RIP route on the
1. Used to delete duplicate records (the use of to delete the common record)
Example: (example)
#1 initialize data (initialize the data)
Create Table # tmp1 (ID int, name nvarchar (20), age INT );
Insert into # tmp1 values (1, 'cangowu', 25)
Insert into # tmp1 values (2, 'cangowu', 25)
Insert into # tmp1 values (3, 'cangowu', 25)
Insert into # tmp1 values (4, 'ajay ', 29)
Insert into # tmp1 values (5, 'ajaje', 29)
Insert into # tmp1 values (6, 'ajaje', 29)
#2 operation SQL (T-SQL)
-- Before the
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.