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How To Escape Special Characters in SQL statements
How To Escape Special Characters in SQL statements? - MySQL FAQs - Introduction to SQL Basics There are a number of special characters that needs to be escaped (protected), if you want to include them in a character string. Here are some basic character escaping rules: The escape character (\) needs...
2007-05-11, 7220👍, 0💬

Bitwise Operations
Which bit wise operator is suitable for turning on a particular bit in a number? The bitwise OR operator. In the following code snippet, the bit number 24 is turned ON: enum { KBit1 = 0x00000001 KBit2 = 0x00000010, KBit3 = 0x00000100, ... }; some_int = some_int | KBit24;
2007-02-26, 7217👍, 0💬

How To Return Top 5 Rows
How To Return Top 5 Rows? - MySQL FAQs - SQL SELECT Statements with JOIN and Subqueries If you want the query to return only the first 5 rows, you can use the LIMIT clause, which takes one parameter as the maximum number of rows to return. The following statement returns the first 5 rows from the fy...
2007-05-11, 7216👍, 0💬

If we inherit a class do the private variables also get
If we inherit a class do the private variables also get inherited ? Yes, the variables are inherited but can not be accessed directly by the class interface.
2007-10-23, 7214👍, 0💬

Address of the First Element of an Array
When does the compiler not implicitly generate the address of the first element of an array? Whenever an array name appears in an expression such as: array as an operand of the sizeof operator array as an operand of &amp; operator array as a string literal initializer for a character array Then ...
2007-02-26, 7214👍, 0💬

Values of Auto Incremented Columns
Assuming that the structure of a table shows two columns like this: --------+------------+------+- ----+--------+---------------Field | Type | Null | Key | Default| Extra --------+------------+------+- ----+--------+---------------user_id | int(15) | | PRI | NULL | auto_increment email | varchar(80)...
2006-09-01, 7214👍, 0💬

What Is C Language
What Is C Language? The C programming language is a standardized programming language developed in the early 1970s by Ken Thompson and Dennis Ritchie for use on the UNIX operating system. It has since spread to many other operating systems, and is one of the most widely used programming languages. C...
2007-02-26, 7212👍, 0💬

I have 5 questions please give me the answer ,explanation,suggestions if any?
I have 5 questions please give me the answer ,explanation,suggestions if any?? what is PMP(project management plan)? what is test matrix and test metrics?? what is CMM and different levels? explain what is ISO? I NEED EXPLANATION FOR EVERYTHING AND I NEED IT URGENT PLEASE SEND ME AS EARLY AS POSSIBL...
2008-04-04, 7201👍, 0💬

What does XmlValidatingReader class do
What does XmlValidatingReader class do? XmlTextReader class does not validate the contents of an XML source against a schema. The correctness of XML documents can be measured by two things is the document well formed and is it valid. Well-formed means that the overall syntax is correct. Validation i...
2007-10-31, 7198👍, 0💬

If client side validation is enabled in your Web page, does that mean server side code is not run
If client side validation is enabled in your Web page, does that mean server side code is not run? When client side validation is enabled server emit’s JavaScript code for the custom validators. But note that does not mean that server side checks on custom validators do not execute. It does this red...
2007-10-24, 7198👍, 0💬

How To Merge Cells in a Column
How To Merge Cells in a Column? - XHTML 1.0 Tutorials - Understanding Tables and Table Cells If you want to merge multiple cells vertically in a row, you need to use the "rowspan" attribute of in a "td" element. "rowspan" allows you to specify how many cells you want to merge into this cell vertical...
2007-05-11, 7194👍, 0💬

Printing Permutaions of a String
Write out a function that prints out all the permutations of a string. For example, abc would give you abc, acb, bac, bca, cab, cba. void PrintPermu (char *sBegin, char* sRest) { int iLoop; char cTmp; char cFLetter[1]; char *sNewBegin; char *sCur; int iLen; static int iCount; iLen = strlen(sRest); i...
2007-02-26, 7192👍, 0💬

String Concatenation
What will be printed as the result of the operation below: main() { char *p1; char *p2; p1=(char *)malloc(25); p2=(char *)malloc(25); strcpy(p1,"Cisco"); strcpy(p2,"systems"); strcat(p1,p2); printf("%s",p1); } Answer: Ciscosystems
2007-02-26, 7187👍, 0💬

Can you explain what is “AutoPostBack” feature in ASP.NET
Can you explain what is “AutoPostBack” feature in ASP.NET ? If we want the control to automatically postback in case of any event, we will need to check this attribute as true. Example on a ComboBox change we need to send the event immediately to the server side then set the “AutoPostBack” attribut...
2007-10-24, 7178👍, 0💬

What are database triggers?
What are database triggers? How are the triggers fired? Read this collection of questions and answers on SQL Server triggers : A collection of 20 FAQs on creating and managing triggers. Clear explanations and tutorial exercises are provided on creating DML and DDL triggers; altering, dropping, enabl...
2008-08-12, 7172👍, 0💬

HTML Error Checking
How can I check for HTML errors? HTML validators check HTML documents against a formal definition of HTML syntax and then output a list of errors. Validation is important to give the best chance of correctness on unknown browsers (both existing browsers that you haven't seen and future browsers that...
2007-03-03, 7172👍, 0💬

How To Get the Minimum or Maximum Value of an Array
How To Get the Minimum or Maximum Value of an Array? - PHP Script Tips - PHP Built-in Functions for Arrays If you want to get the minimum or maximum value of an array, you can use the min() or max() function. Here is a PHP script on how to use min() and max(): &lt;?php $array = array(5, 7, 6, 2,...
2007-04-22, 7169👍, 0💬

Macro vs. Function
Advantages of a macro over a function? Macro gets to see the Compilation environment, so it can expand __DATE__ __TIME__ __FILE__ #defines. It is expanded by the preprocessor. For example, you can't do this without macros. #define PRINT(EXPR) printf( #EXPR "=%d\n", EXPR) PRINT( 5+6*7 ) // expands in...
2007-02-26, 7169👍, 0💬

What is COCOMO I, COCOMOII and COCOMOIII
What is COCOMO I, COCOMOII and COCOMOIII? In CD we have a complete free PDF tutorial of how to prepare software quotation. It has all the estimation technology that today’s software industry uses.
2007-10-30, 7167👍, 0💬

Can one change the mouse pointer in Forms?
Can one change the mouse pointer in Forms? The SET_APPLICATION_PROPERTY build-in in Oracle Forms allows one to change the mouse pointer. Example: SET_APPLICATION_PROPERTY(CURSO R_STYLE,BUSY); The following cursor styles are supported: * BUSY - Specifies a busy symbol * CROSSHAIR - Specifies a crossh...
2011-04-19, 7163👍, 0💬

How do you estimate maintenance project and change requests
How do you estimate maintenance project and change requests?
2007-10-30, 7161👍, 0💬

What is the significance of Finalize method in .NET
What is the significance of Finalize method in .NET? .NET Garbage collector does almost all clean up activity for your objects. But unmanaged resources (ex: - Windows API created objects, File, Database connection objects, COM objects etc) is outside the scope of .NET framework we have to explicitly...
2007-10-23, 7154👍, 0💬

Can two catch blocks be executed
Can two catch blocks be executed? No, once the proper catch section is executed the control goes finally to block. So there will not be any scenarios in which multiple catch blocks will be executed.
2007-10-23, 7151👍, 0💬

What is continuous and staged representation
What is continuous and staged representation? CMMI contains 25 key process areas which organization can follow to adapt CMMI. Causal Analysis and Resolution (CAR) Configuration Management (CM) Decision Analysis and Resolution (DAR) Integrated Project Management (IPM) Integrated Supplier Management (...
2007-10-30, 7150👍, 0💬

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