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How to make elements invisible?
How to make elements invisible? Change the "visibility" attribute of the style object associated with your element. Remember that a hidden element still takes up space, use "display" to make the space disappear as well. if ( x == y) { myElement.style.visibility = 'visible'; } else { myElement.style.... 2011-06-07, 4957👍, 0💬

How To Create a new Oracle Data File
How To Create a new Oracle Data File? - Oracle DBA FAQ - Managing Oracle Tablespaces and Data Files There is no dedicated statement to create a data file. Data files are created as part of statements that manages other data structures, like tablespace and database. 2007-05-03, 4957👍, 0💬

What are the different types of Assembly
What are the different types of Assembly? There are two types of assembly Private and Public assembly. A private assembly is normally used by a single application, and is stored in the application's directory, or a sub-directory beneath. A shared assembly is normally stored in the global assembly ca... 2007-10-22, 4955👍, 0💬

What Happens to MEMORY Tables When MySQL Server Is Stopped
What Happens to MEMORY Tables When MySQL Server Is Stopped? - MySQL FAQs - Storage Engines: MyISAM, InnoDB and BDB If you have data rows stored in a table with the MEMORY storage engine, and the MySQL server has been shutdown by the DBA, all data rows will be removed. But the table structure will re... 2007-05-10, 4953👍, 0💬

How To Use LIKE Conditions
How To Use LIKE Conditions? - Oracle DBA FAQ - Understanding SQL Basics LIKE condition is also called pattern patch. There 3 main rules on using LIKE condition: '_' is used in the pattern to match any one character. '%' is used in the pattern to match any zero or more characters. ESCAPE clause is us... 2007-04-23, 4953👍, 0💬

What Is Input Buffer in SQL*Plus
What Is Input Buffer in SQL*Plus? - Oracle DBA FAQ - Introduction to Command-Line SQL*Plus Client Tool Input buffer is a nice feature of the command-line SQL*Plus tool. It allows you to revise a multiple-line command and re-run it with a couple of simple commands. By default, input buffer is always ... 2007-04-29, 4952👍, 0💬

Can Images Be Included in PRE Elements
Can Images Be Included in PRE Elements? - XHTML 1.0 Tutorials - Body Tag and Block Level Tags Yes. In-line elements can be included pre elements. So images can be included in pre elements with img elements. Here is a good example of img elements in pre elements: &lt;?xml version="1.0" ?&gt; ... 2007-05-12, 4951👍, 0💬

What is garbage collection
What is garbage collection? Garbage collection is a CLR feature which automatically manages memory. Programmers forget to release the objects while coding ..... Laziness (Remember in VB6 where one of the good practices is to set object to nothing). CLR automatically releases objects when they are no... 2007-10-22, 4948👍, 0💬

Where Table Data Is Stored by the BDB Storage Engine
Where Table Data Is Stored by the BDB Storage Engine? - MySQL FAQs - Storage Engines: MyISAM, InnoDB and BDB By default, MySQL provides \mysql\data directory for all storage engines to store table data. Under \mysql\data directory, the BDB storage engine will create one file for each table to store ... 2007-05-10, 4948👍, 0💬

Where Are the Settings Stored for Each Instance
Where Are the Settings Stored for Each Instance? - Oracle DBA FAQ - Introduction to Oracle Database 10g Express Edition Settings for each instance are stored in a file called Server Parameter File (SPFile). Oracle supports two types of parameter files, Text type, and Binary type. parameter files sho... 2007-04-25, 4948👍, 0💬

What looping structures are there in JavaScript?
What looping structures are there in JavaScript? for, while, do-while loops, but no foreach. 2008-09-30, 4947👍, 0💬

What Is an IMG Tag/Element
What Is an IMG Tag/Element? - XHTML 1.0 Tutorials - Understanding Inline Images and Image Maps A "img" element is an inline element that you can use to define an inline image to be included in a XHTML document. Here are basic rules about an "img" element: "img" elements are inline elements. A "img" ... 2007-05-12, 4947👍, 0💬

How To Quote Date and Time Values in SQL Statements
How To Quote Date and Time Values in SQL Statements? - PHP Script Tips - Working with MySQL Database If you want to provide date and time values in a SQL statement, you should write them in the format of "yyyy-mm-dd hh:mm:ss", and quoted with single quotes ('). The tutorial exercise below shows you ... 2007-04-19, 4947👍, 0💬

How To Use Subqueries in the FROM clause
How To Use Subqueries in the FROM clause? - Oracle DBA FAQ - Understanding SQL SELECT Query Statements If you have a query returning many rows of data, and you want to perform another query on those rows, you can put the first query as a subquery in the FROM clause of the second query. The following... 2007-04-19, 4947👍, 0💬

What is the Second Level Structure of an XHTML Document
What is the Second Level Structure of an XHTML Document? - XHTML 1.0 Tutorials - Document Structure and Head Level Tags The second level structure of an XHTML document consists of two parts: Head element - Contains information about the current document, such as its title, keywords that may be usefu... 2007-05-12, 4946👍, 0💬

Hot To Test Padding Spaces on All 4 Sides
Hot To Test Padding Spaces on All 4 Sides? - CSS Tutorials - HTML Formatting Model: Block, Inline and Floating Elements If you want test padding spaces on 4 sides of a &lt;P> tag, you can use the following HTML and CSS document. It allows you to specify padding spaces with different values and v... 2007-05-11, 4946👍, 0💬

How to detect the operating system on the client machine?
How to detect the operating system on the client machine? In order to detect the operating system on the client machine, use this property, navigator.platform[]. It will tell you the platform of the cient machine like: Win32. 2010-06-08, 4945👍, 0💬

How To Bring a Tablespace Offline
How To Bring a Tablespace Offline? - Oracle DBA FAQ - Managing Oracle Tablespaces and Data Files If you want to stop users using a tablespace, you can bring it offline using the ALTER TABLESPACE ... OFFLINE statement as shown in the following script: SQL> connect HR/fyicenter Connected. SQL> CREATE ... 2007-05-03, 4945👍, 0💬

How To Open a File for Writing
How To Open a File for Writing? - PHP Script Tips - Reading and Writing Files If you want to open a new file and write date to the file, you can use the fopen($fileName, "w") function. It creates the specified file, and returns a file handle. The second argument "w" tells PHP to open the file for wr... 2007-04-22, 4945👍, 0💬

What Is a Table Index
What Is a Table Index? - Oracle DBA FAQ - Oracle Basic Concepts Index is an optional structure associated with a table that allow SQL statements to execute more quickly against a table. Just as the index in this manual helps you locate information faster than if there were no index, an Oracle Databa... 2007-04-22, 4944👍, 0💬

How To See Which Storage Engines Are Supported in Your MySQL Server
How To See Which Storage Engines Are Supported in Your MySQL Server? - MySQL FAQs - Storage Engines: MyISAM, InnoDB and BDB If you want to know exactly which storage engines are supported in your MySQL server, you can run the "SHOW ENGINES" command as shown in the tutorial example below: mysql> SHOW... 2007-05-10, 4942👍, 0💬

How To Create a New Table Using the MEMORY Storage Engine
How To Create a New Table Using the MEMORY Storage Engine? - MySQL FAQs - Storage Engines: MyISAM, InnoDB and BDB MEMORY storage engine stores table data in computer system memory. This is good for creating temporary tables. MEMORY is not the default storage engine. You need to specify "ENGINE = MEM... 2007-05-10, 4941👍, 0💬

How To Create a New Table Using the CSV Storage Engine
How To Create a New Table Using the CSV Storage Engine? - MySQL FAQs - Storage Engines: MyISAM, InnoDB and BDB CSV (Comma-Separated Values) storage engine stores table data in text files in comma-separated value format. CSV is not the default storage engine. You need to specify "ENGINE = CSV" at the... 2007-05-10, 4940👍, 0💬

How To Retrieve Values out of an Array
How To Retrieve Values out of an Array? - PHP Script Tips - Understanding PHP Arrays and Their Basic Operations You can retrieve values out of arrays using the array element expression $array[$key]. Here is a PHP example script: &lt;?php $languages = array(); $languages["Zero"] = "PHP"; $languag... 2007-04-20, 4939👍, 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