Tài liệu LPI Linux Certification in a Nutshell, 3rd Edition pot

... upper- and lowercase letters (Linux filenames are case-sensitive), you specify [a- zA-Z]. Using x [a- zA-Z] matches xa and xA. [ !a- z] Match any single character from among the characters not in the range ... on. Either string1 or string2 can contain several types of special characters. Some examples follow, although a full list can be found in the tr manpage. a- z All characters fr...

Ngày tải lên: 21/02/2014, 19:20

... regard. We've divided the material in the book into two main sections: tools that are part of the Java and J2EE standards and are managed under the auspices of the Java Community Process and ... 14.5. Finding and Using Remote Objects Section 14.6. What If I Don't Have the Interface? Chapter 15. JavaMail Section 15.1. Email and JavaMail Section 15.2. Creating and Sending Messag...

Ngày tải lên: 06/03/2014, 11:20

... write data back to a data source, and execute commands against the data source. The most important class in each of these namespaces is a data adapter class (in the OleDb namespace, it's ... OleDbDataAdapter class; in the SqlClient namespace, it's the SqlDataAdapter class) which is responsible for retrieving data from a data source and writing it to a dataset. A d...

Ngày tải lên: 09/12/2013, 17:15

... already scattered around the Internet about building the Linux kernel, as well as adding a lot of new and useful information that was not written down anywhere but had been learned by trial and ... storage of information in memory used to imitate disks (ramdisks) is done, including init ramdisks that hold information necessary at some stages of booting. initrd Location of initial ramdis...

Ngày tải lên: 17/02/2014, 23:20

... where a column is a single character in a line. Read from standard input and write to standard output. Columns are numbered starting with 1. Begin deleting columns at (including) the start column, ... you want one before the suffix (for example, specify .bak, not bak). sparse=[always|auto|never] Handle files that have “holes” (are defined as a certain size but have less data). alwa...

Ngày tải lên: 21/02/2014, 19:20

... would call PPuurrcchhaasseePPaaggeeHHaannddlleerr , but I think that will look exactly the same as LLaannddiinnggPPaaggeeHHaannddlleerr . How about we just have CClliicckkppaatthhHHaannddlleerr for ... something after all. I instanti- ate the PPuurrcchhaassiinnggHHaabbiittssCCooookkiiee .” Bliss: “If Ada’s cookie object is new, I instantiate Dylan’s PPuurrcchhaassiinnggHHaabbiittss and the...

Ngày tải lên: 11/12/2013, 02:15

... Communications Internal Factors • Internal factors that interfere with network communication are related to the nature of the message itself. • Internal factors affecting the successful communication across ... Bách khoa - Website: www.bkacad.com – Agreed upon method of communicating (face-to-face, telephone, letter, photograph) – Common language and grammar – Speed and timing of delivery...

Ngày tải lên: 12/12/2013, 14:15

... Finding DataRowView Objects in a DataView You can find the index of a DataRowView in a DataView using the Find() method of a DataView. You can also get an array of DataRowView objects using ... Customers"; SqlDataAdapter mySqlDataAdapter = new SqlDataAdapter(); mySqlDataAdapter.SelectCommand = mySqlCommand; DataSet myDataSet = new DataSet(); mySqlConnection.Open();...

Ngày tải lên: 14/12/2013, 13:15

... sample code contains three event handlers: Form.Load Sets up the sample by creating a DataTable containing Orders data from Northwind. A view containing the Current rows is bound to a data ... DataTable, use an overload of the Select( ) method of the DataTable to return an array of deleted DataRow objects. The overload accepts an argument having a DataViewRowState enumeration val...

Ngày tải lên: 14/12/2013, 18:16

... from changing data being read by a user and preventing users from reading data being changed by a user. Locks are acquired and released by user actions; they are managed internally by database ... returns a result set containing all active locks. • The syslockinfo table in the master database contains information about all granted, converting, and waiting lock requests. It is...

Ngày tải lên: 14/12/2013, 18:16