MSSQL SERVER 2005 Math functions
1. To find absolute value
ABS ()
Select Fweight-50,abs (FWeight-50), ABS ( -5.38) from T_person
2. Power
Power (x,y) is used to compute the Y-exponentiation of X
Select Fweight,power (fweight,-0.5), Power (fweight,2),
Demo Effect:
Click here to download the source file
Knowledge Points:
1, frame frame animation production.2, the use of Attachmovie ();3, the role of Swapdepths ();4, the use of statements to achieve the movement of words.
Production
Using System;
Using System.ComponentModel;
Using System.Drawing;
Using System.Drawing.Design;
Using System.Windows.Forms;
Using System.Windows.Forms.Design; namespace Mylib {//This uitypeeditor can is associated with Int32, Double and
Data | data type | conversion
Programming in C #, the parameter type is not as tolerant as VB, inevitably to the various types of mutual conversion, such as the data entered in the text control in the calculation must be converted to the
1, the establishment Sound object uses the load () method to load the external mp3 to play;
2. Let the Sound object monitor the Sampledata event so that the sound generated dynamically by the program can be played, for example:The following example
templates | terminator
"There was a precious template in front of me, I did not cherish, until the others are used, I regret!"If God can give me another chance, I will say three words to this template--I use you. If you want to know how long I use,
C-Language data types
In the first lesson, we have seen that the various variables used in the program should be described in advance, that is, before use. The description of a variable can include three aspects:• Data type• Storage Type• scopeIn
19.1.5 generic method
In some cases, type parameters are not required for the entire class, and are required only for specific methods. Often, this is true when you create a method that accepts a generic type as a parameter. For example, when using
Step one, open the excel2007, and now we begin to draw a sine curve. To enter the data, the input method is to enter radians and sin on the a1/b1, then enter 1-360 directly below the A1, enter the formula "=sin (A2*PI ()/180)" on the B2. Now the
1, start the MySQL server
In fact, the previous article has talked about how to start MySQL. Two methods: First, with Winmysqladmin, if the machine is started automatically run, you can go directly to the next step. The second is to run in DOS
javascript| function
javascript Drawing
javascript drawing If you need to provide graphical information on a Web page, you usually make it into a picture, but the overhead on the network is too great. What's the solution? This provides you
The final effect is as follows: Flash itself is a two-dimensional animation software, and can not directly make three-dimensional effect, sometimes we need three-dimensional effect to reflect the work, how to do it? can be used in flash some
Select Purpose:
Removes the specified column's data from the specified table
Grammar:
SELECT column_name (s) from table_name
Explain:
Select a row from the database and allow one or more columns or rows to be selected from one or more tables.
Random
Animation effect:
Click here to download the source file
Of course, the program can be perfected, but the main as and architecture have been completed. You can try to finish it yourself.Add that, because the animation in the graphics more,
Now on the market, the main-C + + compiler includes m$ cl, GCC, Intel ICL, PGi PGCC and CodeGear bcc (formerly Borland Company). The most used on Windows is CL, and on a broader platform, GCC is the first choice for the C + + compiler. But when it
Mathematical functions of function ASP
Common mathematical functions:
function Syntax function
ABS ABS (NUM) returns the absolute value of a number
SQR squ (num) returns the square root of a number
Sin sin (num) returns the sine value of the angle
This procedure by foreign vulture eldest brother to write, and published the source code, this is his 95 years of a work, can say was very successful at that time!
This program is clever use of the constant changes in the coordinates, so as to
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