an introduction to parallel programming using mpi

... IT, procurement and finance, to strategy, customer support, marketing and sales Positions are available in France, Germany, Spain and the UK An EADS internship offers the chance to use your theoretical ... Graphical User Interfaces 1.1 An Introduction to Steams A stream is an abstraction of the underlying mechanism that is used by an operating system to transfer information into and out of a Java programme ... typically used in an application when live objects are required to be written to a byte stream and either saved to a local file or transferred across a network to a remote host An OutputObjectStream...

Ngày tải lên: 18/03/2014, 02:20

... JScrollPane(display), BorderLayout.CENTER); buttonPanel = new JPanel(); timeButton = new JButton("Get date and time "); timeButton.addActionListener(this); buttonPanel.add(timeButton); exitButton ... add(report,BorderLayout.CENTER); buttonPanel = new JPanel(); seekButton = new JButton("Seek server ports "); seekButton.addActionListener(this); buttonPanel.add(seekButton); exitButton = new JButton("Exit"); exitButton.addActionListener(this); ... JTextArea report; JButton seekButton, exitButton; JPanel hostPanel, buttonPanel; static Socket socket = null; public static void main(String[] args) { PortScanner frame = new PortScanner(); frame.setSize(400,300);...

Ngày tải lên: 24/04/2014, 14:35

... than or equal to Less than or equal to Equal to Not equal to Logical Operators The logical operations “and,” “or,” and “not” evaluate to TRUE, FALSE, or NA R provides both vectorized and unvectorized ... self-defense To quote the editorialist Ambrose Bierce, “Plan or be planned for.” Getting Ready to Program According to computer scientist and educator Jeremy Penzer, programming in any language should ... learn how to get and install R and R packages, how to program in R, and how to write custom functions The standard descriptive statistics and graphics are covered in Chapters to Chapters to 14 cover...

Ngày tải lên: 01/08/2014, 17:29

... objects can and cannot An object is called an instance of a class An object is an instance of exactly one class An instance of a class belongs to the class The two Bicycle objects Moto-1 and Moto-2 ... 2.4 2.5 xi Introduction to Computers and Programming Languages A History of Computers Computer Architecture Programming Languages Java Introduction to Object-Oriented Programming and Software ... college dormitory, we may have many Student, Room, and Floor objects For another program to keep track of customers and inventory for a bicycle shop, we may have Customer, Bicycle, and many other...

Ngày tải lên: 08/03/2014, 02:20

... computers can only follow instructions if specified in a language they can understand These are called programming languages There are very many languages that the computer can understand and Small ... Chapter An Introduction Small Basic and Programming Computer Programming is defined as the process of creating computer software using programming languages Just like we speak and understand English ... For and EndFor But if you wanted the variable to be incremented by instead of – like say, you wanted to print out all the odd numbers between and 24, you can use the loop to that too For i = To...

Ngày tải lên: 17/03/2014, 23:20

... programming language and an impressive set of tools to tackle almost any programming task Whether you wish to develop desktop, distributed, web, or mobile applications, C# can handle the task ... Window Toolbar Window Figure 1-7 Back in the Dark Ages of programming, you had to load and run a programming editor to write the program’s source code Next, you had to close the editor and load ... the language compiler program to check the program’s statements for errors Then you had to load an assembler program to convert the source code to assembly language Finally, you had to load and...

Ngày tải lên: 22/03/2014, 16:20

... enables into other programming languages and approaches In fact, it can be done nearly automatically for any piece of code written in Mathematica and which needs to be translated into C or Fortran code, ... Foley-FM An Introduction to Chemical Engineering Analysis Using Mathematica Henry C Foley The Pennsylvania State University University Park, PA San Diego San Francisco New York Boston London Sydney Toronto ... whether to cover kinetics — batch, continuous stirred tank reactor (CSTR) and plug flow reactor (PFR) — next, and then to cover some prob­ lems in mass transfer later, or to mass transfer first and...

Ngày tải lên: 02/04/2014, 15:44

... need to change to your new folder; the cd within MATLAB allows you to change directories In MATLAB6 you can use the symbol at the top of the control environment to change the working directory and ... needs to be done once), the second command changes your working directory to Matlab Files and the third command invokes MATLAB (to check that you are in the correct directory use the command pwd to ... you enter commands Changing the way you enter a command, even subtly can completely change its meaning The main aim of this text is to teach you to converse with MATLAB and understand its responses...

Ngày tải lên: 08/04/2014, 09:57

... Window Toolbar Window Figure 1-7 Back in the Dark Ages of programming, you had to load and run a programming editor to write the program’s source code Next, you had to close the editor and load ... the language compiler program to check the program’s statements for errors Then you had to load an assembler program to convert the source code to assembly language Finally, you had to load and ... a company and you need to hire someone to fill an important position After sifting through dozens of résumés, you select one candidate to call for a face -to- face interview at your company offices...

Ngày tải lên: 28/04/2014, 15:33

... computer programming language You can use Emacs Lisp as you would any other programming language Perhaps you want to understand programming; perhaps you want to extend Emacs; or perhaps you want to ... faster than humanly readable code You can transform humanly readable code into byte compiled code by running one of the compile commands such as byte-compile-file Byte compiled code is usually stored ... referring to GNU Emacs Lisp in particular Thank You My thanks to all who helped me with this book My especial thanks to Jim Blandy, Noah Friedman, Jim Kingdon, Roland McGrath, Frank Ritter, Randy...

Ngày tải lên: 27/06/2014, 09:20

... * This is more difficult in Java, which does not provide “Monitor.Enter” and “Monitor.Exit”.  An Introduction to Programming with C# Threads 21 We can now revise “RW” to arrange that only waiting readers wait on the main  “RW”  object,  and  that  ... appropriate parameter data from the user interface state (e.g., the contents of text  boxes or radio buttons), and arrange for an asynchronous thread to do the work.  An Introduction to Programming with C# Threads 27 In making this judgment call you need to consider the worst case delay that your  ... modern  compilers  and  modern  machine  architectures,  this  is  an exceedingly dangerous thing to do. Compilers are free to re‐order actions within  the specified formal semantics of the programming language, and will often do ...

Ngày tải lên: 07/07/2014, 00:20

... computer programming language You can use Emacs Lisp as you would any other programming language Perhaps you want to understand programming; perhaps you want to extend Emacs; or perhaps you want to ... faster than humanly readable code You can transform humanly readable code into byte compiled code by running one of the compile commands such as byte-compile-file Byte compiled code is usually stored ... referring to GNU Emacs Lisp in particular Thank You My thanks to all who helped me with this book My especial thanks to Jim Blandy, Noah Friedman, Jim Kingdon, Roland McGrath, Frank Ritter, Randy...

Ngày tải lên: 09/08/2014, 12:22

... used as an argument to a function that requires one We can see this by using other-buffer and switch -to- buffer to switch to a different buffer But first, a brief introduction to the switch -to- buffer ... thousands of lines long—too long to be conveniently displayed; and, another buffer may have the same contents but a different name, and it is important to distinguish between them Here is an expression ... tell humans what it means The choice of name is up to the programmer and should be chosen to make the meaning of the function clear Indeed, you can choose any name you wish for a symbol in an argument...

Ngày tải lên: 09/08/2014, 12:22

... than the buffer passed to other-buffer as an argument and other than the current buffer) switch -to- buffer Select a buffer for Emacs to be active in and display it in the current window so users can ... have to create it yourself To create a ‘TAGS’ file in a specific directory, switch to that directory in Emacs using M-x cd command, or list the directory with C-x d (dired) Then run the compile ... function It shows how to use let and save-excursion, and how to change to and come back from another buffer Many function definitions use let, save-excursion, and set-buffer this way 4.5 Review...

Ngày tải lên: 09/08/2014, 12:22

... text to the kill ring as the latest item, and sets the kill-ring-yank-pointer variable to point to it 8.3 delete-and-extract-region: Digressing into C The zap -to- char command uses the delete-and-extract-region ... zap -to- char 89 Cutting and Storing Text Whenever you cut or clip text out of a buffer with a ‘kill’ command in GNU Emacs, it is stored in a list and you can bring it back with a ‘yank’ command ... rather than being added to the list." 106 Chapter 8: Cutting and Storing Text (and (fboundp ’menu-bar-update-yank-menu) (menu-bar-update-yank-menu string (and replace (car kill-ring)))) (if (and replace...

Ngày tải lên: 09/08/2014, 12:22

... yank and yankpop functions is: (insert (car kill-ring-yank-pointer)) To begin to understand how yank and yank-pop work, it is first necessary to look at the kill-ring-yank-pointer variable and the ... list is transformed into a ring The rotate-yank-pointer function itself is not difficult, but contains many details It and the much simpler yank and yankpop functions are described in an appendix ... in a row; and the total number of pebbles, which is what we want to calculate These variables can be named number-of-rows, number-of-pebbles-in-row, and total, respectively Both total and number-of-pebbles-in-row...

Ngày tải lên: 09/08/2014, 12:22

... source directory To build this ‘TAGS’ file, go to the top level of your Emacs source directory and run the compile command make tags: M-x compile RET make tags RET (The make tags command works well ... with an argument of Using the robot metaphor, it asks yet another robot to help it Now the total is: (+ (triangle-recursively 5) And what happens next? (+ (triangle-recursively 4) Each time triangle-recursively ... specifying the language; it recognizes the language in an input file according to its file name and contents ‘etags’ is very helpful when you are writing code yourself and want to refer back to functions...

Ngày tải lên: 09/08/2014, 12:22

... number-within-range defuns-per-range-list)) (setq number-within-range 0) ; Reset count to zero ;; Move to next range (setq top-of-ranges (cdr top-of-ranges)) ;; Specify next top of range value (setq top-of-range ... all together, the defuns-per-range looks like this: (defun defuns-per-range (sorted-lengths top-of-ranges) "SORTED-LENGTHS defuns in each TOP-OF-RANGES range." (let ((top-of-range (car top-of-ranges)) ... will want our new function, files-in-below-directory, to list the ‘.el’ files in the directory it is told to check, and in any directories below that directory This gives us a hint on how to construct...

Ngày tải lên: 09/08/2014, 12:22

... file by hand: I make the changes in what appears to me to be a reasonable manner and have not had any problems Others prefer to use the Customization command and let Emacs the work for them Another ... you and others can then can use Emacs’ customize feature to set their values (You cannot use customize to write function definitions; but you can write defuns in your ‘.emacs’ file Indeed, you can ... good many suggestions as to what to put into your own ‘.emacs’ file, or into a site-wide initialization file 16.2 Specifying Variables using defcustom You can specify variables using defcustom so...

Ngày tải lên: 09/08/2014, 12:22

... rotate-yank-pointer causes it to point to the second element; and if kill-ring-yank-pointer points to the second element, a call to rotate-yank-pointer causes it to point to the third element (And ... rotate-yank-pointer function The yank and yank-pop commands use the rotate-yank-pointer function This appendix describes the rotate-yankpointer function as well as both the yank and the yank-pop ... commands B.1 The rotate-yank-pointer Function The rotate-yank-pointer function changes the element in the kill ring to which kill-ring-yank-pointer points For example, it can change kill-ring-yank-pointer...

Ngày tải lên: 09/08/2014, 12:22