how much is 2 terabytes

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In mysql, a table is more than 2 MB. Is it wrong for me to design?

In mysql, a table is more than 2 MB. Is my design unreasonable? It is only 2.4 MB in total. But one of my tables is 2 MB. Is this unreasonable? Does this table affect the speed?, We wil

Compile a function. When n is an even number, call the function to calculate 1/2 + 1/4 +... + 1/n. When n is an odd number, call the function 1/1 + 1/3 +... + 1/n ., Even number

Compile a function. When n is an even number, call the function to calculate 1/2 + 1/4 +... + 1/n. When n is an odd number, call the function 1/1 + 1/3 +... + 1/n ., Even number First, write a function whose n is an even number: Def peven (n): s = 0.0 for I in range (2, n

9. The entrepreneurial lesson of more than 2 million yuan-is it true that "" is a flicker?

of Internet thinking: 1. spread through the Internet, find the target customer group, and let the target customer group know you and participate and interact with you; 2. Develop products with the user as the core, and implement precise "narrow product" based on the target customer group "; 3. Minor Improvements, rapid iterations, feedback collection through Internet means, Rapid Product improvement, and re-propagation. With the improvement and ex

"Getting Started with PHP object-oriented (OOP) programming" 2. What is a class, what is a relationship between objects, classes, and objects

(instantiation) of the machine is the object, we can operate the entity, 10 machines, 10 objects. Each machine is independent, can only show that they are the same class, to one of the machines do any action will not affect the other 9 machines, but I modify the class, that is, in this configuration list with one or fewer accessories, then the installed 9 machin

How do I know if a number is a multiplication of 2? How can we determine whether a number is an odd number? JAVA Implementation

(1) method to determine whether a number is the multiplication of 2: For the integer num, if (Num (num-1) = 0, then this number is the multiplication of 2. The procedure is as follows: Public class test {Public static void main (string [] ARGs ){System. Out. println (issqur

The perfect solution is cocould not load file or assembly ajaxpro.2 or one of its dependencies. access is denied. Original

Server Error in '/'application. -------------------------------------------------------------------------------- Cocould not load file or assembly 'ajaxpro. 2' or one of its Dependencies. access is denied.Description: An unhandled exception occurred during the execution of the current Web request. Please review the stack trace for more information about the error and where it originated in the code. E

Javaweb Learn what a servlet is, how to use a servlet, why this is used, the virtual path of the servlet (2)

1. What is a servlet? * Server-side Java programs, Servlets need to be handed to the server to run. * Java program related to Javax.servlet.Servlet interface 2, how to use servlet? "Must" * Create a WEB project * Create a class and implement a servlet interface * to the server to run/web-inf/web.xmlRegister Servlets - servlet> Servlet-name>HelloWorldServlet-name> Servlet-cla

"Getting Started with PHP object-oriented (OOP) programming" 2. What is a class, what is a relationship between objects, classes, and objects

(instantiation) of the machine is the object, we can operate the entity, 10 machines, 10 objects. Each machine is independent, can only show that they are the same class, to one of the machines do any action will not affect the other 9 machines, but I modify the class, that is, in this configuration list with one or fewer accessories, then the installed 9 machin

When PHP applies post to transfer data, action = "login. php? Id = 2 "click to submit, $ _ POST [" id "] cannot be displayed, that is, it is not set

When PHP uses post to transmit data, action = quot; login. php? Id = 2 quot;, click submit, $ _ POST [ quot; id quot;] cannot be displayed, that is, it is not set! PHP sets action = "login. php? Id = 2 When PHP uses post to transmit data, action = "login. php? Id = 2 ", c

Two arrays A [n], B [N], where each element value of a [n] is known, and B [I] is assigned a value, B [I] = A [0] * A [1] * A [2]… * A [N-1]/A [I]

[Problem] 1. Division is not required. Two arrays A [n], B [N], where each element value of a [n] is known, and B [I] is assigned a value, B [I] = A [0] * A [1] * A [2]... * A [N-1]/A [I]; requirements: 1. Division operations are not allowed. 2. Except for the cyclic Coun

What is EF? (EF basic series 2) What is ef?

What is EF? (EF basic series 2) What is ef?Background of EF: Write ADO. NET data access code is dull and boring, so Microsoft provides an object relationship ing framework (EF ), EF can automatically help our program to generate related database activities. Definition of EF: EF is

2. Some people think that "Chinese programming" is a secret weapon to solve the efficiency of Chinese programmer programming, is it a "silver bullet"?

programming" is to solve the Chinese programmer programming efficiency of the secret weapon, it is a "silver bullet" view: not silver bullets.    1, programming is a function of the logical writing operation, in order to solve the functional and demand, whether the implementation is mainly in code design and methods,

Awk usage Summary (2) Multiple delimiters are specified when split () is used, and multiple delimiters are specified when-F is used.

First, you can set multiple separators for split. Example 1. Output the following text and extract the two numbers at the end of each line. For example, extract from the first line and 8 from the second line. ERROR20121211 11:35:00[AppWorker] __LSE vec_txt_size:185 vec_pic_size:5 ERROR20121211 11:35:00[AppWorker] __LSE vec_txt_size:8 vec_pic_size:1ERROR20121211 11:35:00[AppWorker] __LSE vec_txt_size:46 vec_pic_size:20 ERROR20121211 11:35:00[AppWorker] __LSE vec_txt_size:0 vec_pic_size:0 The del

JS Judge string Length (Chinese length is 2, English length is 1)

Purpose: To calculate the length of a string (1 characters in English, 2 characters in Chinese character)Method One:function () { var len = 0; for (var i=0; ithis. Length, i++) { if (this). charCodeAt (i) ==94) { + =2 ; Else { ++; } } return len; }Method Two:functionstrlen (str) {varLen = 0; for(vari=0; i) { varc =str.charcodeat (i); //single byte plu

C + + linked list K nodes of K node inversion ((1,2,3,4), if K is 2, the reversal result is (2,1,4,3))

=1;intCount =0; while(P!=null) {p=p->Next; count++; } while(count>0) {Inverted (i,i+k-1);if(count>k) {count-=k; I+=k;if(countContinue; }if(count*p= head; while(P!=null) {cout" "; P=p->Next; } cout*head;};intMain () {intItem; List List; while(cin>>item,item!=-1) {list. Insert (Item); }//1 2 3 4 5 6 7 8List. Inverted (2); List. Show ();return 0;}Complex linked list of replication

When PHP uses post to transmit data, action = "login. php? Id = 2 ", click submit, $ _ POST [" id "] cannot be displayed, that is, it is not set!

When PHP uses post to transmit data, actionlogin. php ?, Click SUBMIT. $ _ POST [id] cannot be displayed, that is, it is not set! PHP Form action $ _ POST [] PHP sets action = "login. php? Id = 2 ", Click SUBMIT. $ _ POST ["id"] cannot be displayed, that is, it is not set!

: Determines how many primes are in between 101-200 and outputs all primes. Program Analysis: The method of judging primes: to remove 2 to sqrt (this number) with a number, if divisible, indicates that the number is not a prime, and vice versa is a prime.

PackageC; Public classSushu { Public Static voidMain (string[] args) {intSum=0; for(inti = 101; I ) { for(intj = 2; J ) { if(j==i) {System.out.println (j); } Else if(i%j==0) {sum++; Break; }}} System.out.println ("A total of" + (100-sum) + "prime"); }}: Determine how many primes are in between 101-200, and output all primes. Program Analysis: The method of judging primes: to remove

Answers to some frequently asked questions in InstallShield (2)-This Article is not original, but is integrated with answers from some netizens.

Previous: SQL Server 2005 image deletion MemorandumQ: How to create a webpage shortcut A: Create a shortcut: Modify the attributes of the shortcut you just added, and modify the target and arguments items. Change the target content to [programfilesfolder] Internet Explorer \ iw.e. EXE, which directs the shortcut to IE and changes arguments to the Web site. However, you can directly create an Internet shortcut in instal lscript. I wonder why other projects do not have this function. Q: How ca

Question 8: f = 1! -1/2! + 1/3! -1/4! +... + 1/n! (N is a large number. If n is too large, it will overflow)

/*************************************** ************************Accumulated (C language)AUTHOR: liuyongshuiDATE :************************************************ ***********************//*Question 8: f = 1! -1/2! + 1/3! -1/4! +... + 1/n! (N is a large number. If n is too large, it will overflow) */ # Include Void f (int m); // original function declaration Int m

S = a + AA + AAA + AAAA + AA... A, where A is a number. For example, 2 + 22 + 222 + 2222 + 22222 (a total of 5 numbers are added at this time), and the addition of several numbers is controlled by the user.

Package COM. hanqi; import Java. util. *; public class yonghukongzhi {public static void main (string [] ARGs) {// todo automatically generated method stub system. out. println ("enter a number:"); required jishu = new partition (system. in); int A = jishu. nextint (); system. out. println ("Enter the number:"); export Geshu = new partition (system. in); int B = Geshu. nextint (); int sum = 0; string c = ""; for (Int J = 0; j S = a + AA + AAA + AAAA + AA... A, where A

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