Control Statements (Dynamic HTML: The Definitive Reference, 2nd Edition)Danny Goodman
whilestatements loop as long as a condition remains true. For example, find the first integernfor whichfactorial(n)is a 100-digit number: n = 1; nFactorial = 1; while nFactorial < 1e100 n = n + 1; nFactorial = nFactorial * n; end ...
In certain situations, it may be necessary to deliberately execute those account-management statements even when they would otherwise fail. To make this possible, if a user has theSET_USER_IDprivilege, that privilege overrides the orphan object security checks and the statements succeed with a warn...
Be careful when you usereturnwithin conditional blocks, such asiforswitch, or within loop control statements, such asfororwhile. When MATLAB reaches areturnstatement, it does not just exit the loop; it exits the script or function and returns control to the invoking program or command prompt....
To log all the debug statements for HttpControlImpl and HttpResource class files, add the following lines to the appacheLog4jCfg.xml file: <category name="com.bea.control.HttpControl"><!-- NOTE: DO NOT CHANGE THIS PRIORITY LEVEL W/O WLI DEV APPROVAL --><!-- Debug-level log information...
The OR operator can cause unintentional problems in if statements, because the second operand will not be evaluated if the first is evaluated as TRUE. In Example 4-17, the function getnext will never be called if $finished has a value of 1. Example 4-17. A statement using the OR operat...
Locking state is recorded in the account_locked column, which must have a value of 'N'. Account locking can be set or changed with the CREATE USER or ALTER USER statement. Your identity is based on two pieces of information: Your MySQL user name. The client host from which you connect...
In the Windows Forms Designer, double-click the form to create a Load event handler. At the top of Form1.cs, add the following using statements. C# Copy using System.Windows; using System.Windows.Forms.Integration; using System.Windows.Media; Replace the contents of the existing Form1 cl...
The system compares this information against access-control statements calledfiltersto decide whether to grant or deny access. For each service, separate sets of Allow filters and Deny filters control access. Allow filters explicitly grant access; Deny filters explicitly forbid access. ...
This vagueness of the three states that thecanPlayTypemethod returns can make it challenging to determine whether a browser supports the file format. While not the rule, if a browser returns "maybe", it often can support it. The following statements return either a Booleantrueif the returned st...