THE TUTORIAL LIBRARY
You will frequently face situations where there are more than one or two buttons submitting the form. You would want to execute different code based on the buttons clicked. If you
Read tutorialThe configurable controller is the answer to the Fat controller problem. In a Fat Controller, the programmers can code "if" blocks on need basis. Not so with the configurable contr
Read tutorialStruts request handling lifecycle as a happy day scenario is from the point the user submits an html form till the user sees the next page. In reality, users of your web applicatio
Read tutorialIn this tutorial let us write a storage allocator which is unrestricted. Calls to malloc and free may occur in any order; malloc calls upon the operating system to obtain more memo
Read tutorialA different kind of file system interaction is sometimes called for - determining information about a file, not what it contains. A directory-listing program such as the UNIX comma
Read tutorialFiles in the standard library are described by file pointers rather than file descriptors. A file pointer is a pointer to a structure that contains several pieces of information ab
Read tutorialInput and output are normally sequential: each read or write takes place at a position in the file right after the previous one. When necessary, however, a file can be read or writ
Read tutorialOther than the default standard input, output and error, you must explicitly open files in order to read or write them. There are two system calls for this, open and creat [sic].
Read tutorialInput and output uses the read and write system calls, which are accessed from C programs through two functions called read and write. For both, the first argument is a file descri
Read tutorialThe functions malloc and calloc obtain blocks of memory dynamically.
Read tutorialfgets reads the next input line (including the newline) from file fp into the character array line; at most maxline-1 characters will be read. The resulting line is terminated with
Read tutorialThe treatment of errors in cat is not ideal. The trouble is that if one of the files can't be accessed for some reason, the diagnostic is printed at the end of the concatenated out
Read tutorialOne example today. A better developer tomorrow.