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How To Give a User Read-Only Access to a Database
How To Give a User Read-Only Access to a Database? - MySQL FAQs - Managing User Accounts and Access Privileges If you want give a user read-only access to a database, you can grant to him/her only the "SELECT" privilege, so that he/she can not run any DDL statements, and any INSERT, UPDATE, or DELET... 2007-05-08, 7332👍, 0💬

"volatile" Modifier
when should the volatile modifier be used? The volatile modifier is a directive to the compiler's optimizer that operations involving this variable should not be optimized in certain ways. There are two special cases in which use of the volatile modifier is desirable. The first case involves memory-... 2007-02-26, 7329👍, 0💬

FORM - How to Use IT
How do I use forms? The basic syntax for a form is: &lt;FORM ACTION="[URL]">...&lt;/FOR M>When the form is submitted, the form data is sent to the URL specified in the ACTION attribute. This URL should refer to a server-side (e.g., CGI) program that will process the form data. The form itsel... 2007-03-03, 7320👍, 0💬

Function Calls
What will be printed as the resultof the operation below: int x; int modifyvalue() { return(x+=10); } int changevalue(int x) { return(x+=1); } void main() { int x=10; x++; changevalue(x); x++; modifyvalue(); printf("First output:%d\n",x); x++; changevalue(x); printf("Second output:%d\n",x); modifyva... 2007-02-26, 7317👍, 0💬

How Oracle Handles Dead Locks
How Oracle Handles Dead Locks? - Oracle DBA FAQ - Understanding SQL Transaction Management Oracle server automatically detects dead locks. When a dead lock is detected, Oracle server will select a victim transaction, and fail its statement that is blocked in the dead lock to break the dead lock. The... 2007-04-17, 7300👍, 0💬

Explain all parts of a deployment diagram
Explain all parts of a deployment diagram? Package: It logically groups element of a UML model. Node: A physical system which represents a processing resource, example PC or a host machine. Component: It’s the actual implementation or physical module of a UML system. Node instance: It’s a runtime ph... 2007-10-26, 7299👍, 0💬

What is CodeDom
What is CodeDom? “CodeDom” is an object model which represents actually a source code. It is designed to be language independent - once you create a “CodeDom” hierarchy for a program we can then generate the source code in any .NET compliant language. So let’s try to do something real practical an... 2007-10-22, 7294👍, 0💬

Strings vs. Character Arrays
What is the difference between strings and character arrays? A major difference is: string will have static storage duration, whereas as a character array will not, unless it is explicity specified by using the static keyword. Actually, a string is a character array with following properties: * the ... 2007-02-26, 7289👍, 0💬

What is the version information in XML
What is the version information in XML? “version” tag shows which version of XML is used. 2007-10-31, 7285👍, 0💬

Incremental Operatiors
What will be printed as the result of the operation below: main() { int x=10, y=15; x = x++; y = ++y; printf("%d %d\n",x,y); } Answer: 11, 16 2007-02-26, 7283👍, 0💬

How To Test Transaction Isolation Levels
How To Test Transaction Isolation Levels? - MySQL FAQs - Transaction Management: Commit or Rollback If you want to test transaction isolation levels, you need to make sure that: The tables are created with transaction-safe storage engines, like InnoDB. Multiple-statement transactions are started wit... 2007-05-09, 7276👍, 0💬

What Are Named Parameters
What Are Named Parameters? - Oracle DBA FAQ - Creating Your Own PL/SQL Procedures and Functions Named parameters are actual parameters specified not by position but by providing formal parameter names when calling the procedure or function. The main advantage of named parameters is that the caller d... 2007-04-21, 7272👍, 0💬

How To Insert Multiple Rows with a SELECT Statement
How To Insert Multiple Rows with a SELECT Statement? - MySQL FAQs - Managing Tables and Running Queries with PHP Scripts If want to insert rows into a table based on data rows from other tables, you can use a sub-query inside the INSERT statement as shown in the following script example: &lt;?ph... 2007-05-10, 7269👍, 0💬

What is XSLT
What is XSLT? XSLT is a rule based language used to transform XML documents in to other file formats. XSLT are nothing but generic transformation rules which can be applied to transform XML document to HTML, CS, Rich text etc. You can see in the above figure how the XSLT processor takes the XML file... 2007-10-31, 7253👍, 0💬

What are the five levels in CMMI
What are the five levels in CMMI? There are five levels of the CMM. According to the SEI, Level 1 – Initial At maturity level 1, processes are usually ad hoc and the organization usually does not provide a stable environment. Success in these organizations depends on the competence and heroics of pe... 2007-10-30, 7253👍, 0💬

What Is URI
What Is URI? URI (Uniform Resource Identifier) is a superset of URL. URI provides a simple and extensible means for identifying a resource in a more generic way. For example, the following strings are all valid URIs: ftp://ftp.is.co.za/rfc/rfc1808 .txthttp://www.ietf.org/rfc/rfc239 6.txtldap://[2001... 2007-03-03, 7252👍, 0💬

include Directive vs. jsp:include Action
What is the difference between include directive & jsp:include action? Difference between include directive and jsp:include action: provides the benifits of automatic recompliation,smaller class size ,since the code corresponding to the included page is not present in the servlet for every inclu... 2007-04-03, 7245👍, 0💬

Pointer to Constants
What is the difference between const char* p and char const* p? In const char* p, the character pointed by "p" is constant, so you can not change the value of character pointed by p but u can make "p" refer to some other location. In char const* p, the pointer "p" is constant not the character refer... 2007-02-26, 7236👍, 0💬

Can you explain in brief how the ASP.NET authentication process works
Can you explain in brief how the ASP.NET authentication process works? ASP.NET does not run by itself, it runs inside the process of IIS. So there are two authentication layers which exist in ASP.NET system. First authentication happens at the IIS level and then at the ASP.NET level depending on the... 2007-10-24, 7230👍, 0💬

How To Control Padding Spaces within a Table Cell
How To Control Padding Spaces within a Table Cell? - XHTML 1.0 Tutorials - Understanding Tables and Table Cells Cell padding spaces are spaces between cell inner borders and cell content. By default, browsers give cell padding spaces of 1 pixel. If you want to control cell padding spaces within a ta... 2007-05-11, 7229👍, 0💬

What Is the Quickest Sorting Method?
What is the quickest sorting method to use? The answer depends on what you mean by quickest. For most sorting problems, it just doesn't matter how quick the sort is because it is done infrequently or other operations take significantly more time anyway. Even in cases in which sorting speed is of the... 2007-02-26, 7227👍, 0💬

urlencode() and urldecode() Functions?
What are urlencode() and urldecode() functions in PHP? string urlencode(str) - Returns the URL encoded version of the input string. String values to be used in URL query string need to be URL encoded. In the URL encoded version: Alphanumeric characters are maintained as is. Space characters are conv... 2007-02-27, 7225👍, 0💬

How Many Tags Are Defined in HTML 4.01
How Many Tags Are Defined in HTML 4.01? There are 77 tags defined in HTML 4.01: a abbr acronym address area b base bdo big blockquote body br button caption cite code col colgroup dd del dfn div dl dt em fieldset form h1 h2 h3 h4 h5 h6 head hr html i img input ins kbd label legend li link map meta n... 2007-03-03, 7205👍, 0💬

Conditional Statements
What will be printed as the result of the operation below: main() { int a=0; if (a==0) printf("Cisco Systems\n"); printf("Cisco Systems\n"); } Answer: Two lines with "Cisco Systems" will be printed. 2007-02-26, 7202👍, 0💬

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.NET C C++ CSS DBA General HTML Java JavaScript JSP JUnit MySQL Networking Oracle Perl Perl PHP PL/SQL RSS Software QA SQL Server Struts Unix Windows XHTML XML