Ubuntu The Complete Reference phần 6 pot

... change the owner of the file from yourself to the other user. The chown command transfers control over a file to another user. This command takes as its first argument the name of the other user. ... encrypt the message you want to send to the user. The user then decrypts the messages with his or her own private key. In other words, your public key is used by others to...

Ngày tải lên: 13/08/2014, 02:24

... brackets, is the number by which the user references the job. The system process number is the number by which the system identifies the job. In the next example, the command to print the file ... with the job either in the foreground or the background using the fg or bg command. The fg command restarts a suspended job in the foreground. The bg command p...

Ngày tải lên: 13/08/2014, 02:23

... keyword within the sequence option, the sequence values will use the current maximum value of the column as the starting point for the sequence. The following listing shows the use of the sequence ... store reviews either in the database or in external files. If you store the reviews in external files, then you store the filenames in the database. To store the revi...

Ngày tải lên: 07/08/2014, 14:20

... declared in the package body to record these values. Since the two new variables are declared within the package body, they are not available to the public. Within the package body, they are separated ... example, the USER_SOURCE view contains one record for each line of the NEW_BOOK procedure. The sequence of the lines is maintained by the Line column; therefore, the Li...

Ngày tải lên: 07/08/2014, 14:20

... numbered sequentially, in the order in which they were created. The size of the archived redo log files varies, but does not exceed the size of the online redo log files. If the destination directory of the archived ... with the products. Reading the first four pages of this reference will help you make the most productive use of the entries. What This Alphabetical Re...

Ngày tải lên: 07/08/2014, 14:20

... fold the row either before or after the column. FORMAT specifies the display format of the column. The format must be a literal like A25 or 990.99. Without format specified, the column width is the ... REPLACE drops the data in the destination table and replaces it with the data from the source table; if the table does not exist, it is created. table is the name of...

Ngày tải lên: 07/08/2014, 14:20

... comments related to the loading of the class into the database. If any errors are reported, the load will not complete. NOTE The name of the class should not match the name of any of the existing objects ... screen The MAKE_REF function takes as arguments the name of the object view being referenced and the name of the column (or columns) that form the foreign ke...

Ngày tải lên: 08/08/2014, 20:21

... variables shown in the FORMAT section. EXAMPLE shows either the results of a function or how a keyword is used in a real command. The style of the examples is not the same as the style of the FORMAT ... variable name, and %ROWTYPE with the table name, and then select a row into the record. Because the variable has the same structure as the table, you can reference t...

Ngày tải lên: 08/08/2014, 20:21

... records. The result is shown here: 268 Crystal Reports 9: The Complete Reference The line or box will appear on the report, complete with sizing handles. You can now drag or resize the line or ... $5,000. ■ AlertMessage Returns the message specified for the Report Alert. This is either the “hard-coded” message that was typed into the Message text box when the alert...

Ngày tải lên: 12/08/2014, 16:20

... sites. www.cdimage .ubuntu. com Download site for all Ubuntu editions, including Xubuntu, Mythbuntu, Goubuntu, and Ubuntu Studio. Also check their respective Web sites. Includes Kubuntu, Ubuntu, and Edubuntu. https://launchpad.net ... and 64 -bit versions. You can download these releases from http:// releases .ubuntu. com/8.04 or http://cdimage .ubuntu. com/releases/hardy. Other Ubu...

Ngày tải lên: 13/08/2014, 02:23