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• How can I get input without waiting for enter in Perl?

  - by Hermann Ingjaldsson

  I am trying to make an interactive shell script in Perl. The only user input I can find is the following: $name = <STDIN>; print STDOUT "Hello $name\n"; But in this the user must always press enter for the changes to take effect. How can I get the program to proceed immediately after a button has been pressed?

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• creating a .sh file programmatically under windows and running it on a linux system from cygwin

  - by user1296193

  i want to write program, in windows, which will write a .sh file, then connect to a linux machine via cygwin and ssh, and execute that .sh file. I've had to use dos2unix to convert .sh files that I created in windows to run under linux. Obviously if I am executing a script with ssh it will have to be linux formatted to work. so I need to know how to create a linux appropriate .sh file using c or openoffice basic or vBA. thanks!

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• this keyword as a property

  - by viky

  I know c# well, but it is something strange for me. In some old program, I have seen this code: public MyType this[string name] { ......some code that finally return instance of MyType } How it is called? What is the use of this?

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• How do I disable the c# message box beep?

  - by JK

  Whenever trigger a messagebox used in my C# program I get a very annoying beep from my computer. How do I disable this beep using C# code. The code I am using is very simple. MessageBox.show("text");

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• Microsift.jet.OLEDB.4.0 not registed - error

  - by Gold

  hi i try to run my program on Windows 7 64 bit and i got this error when i try to connect to access database Microsift.jet.OLEDB.4.0 not registed i even installed access 2007 on this computer thank's in advance

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• Simulating mouse input programmatically in OS X

  - by Rob Lourens

  Is it possible to simulate the actions of a mouse from a program in OS X? Specifically, the short version is that I'm trying to simulate a touchscreen using two webcams. So assuming I can get X,Y positions, can I send information to the OS as a mouse movement or click?

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• Good use of recursion in chess programming?

  - by JDelage

  Hi, As part of a homework assignment, I have to program a simple chess game in Java. I was thinking of taking the opportunity to experiment with recursion, and I was wondering if there's an obvious candidate in chess for recursive code? Thank you, JDelage

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• How to run qtestlib unit tests from QtCreator

  - by extropy

  I am developing a GUI application in Qt Creator and want to write some unit tests for it. I followed This guide to make some unit tests with QtTestlib and the program compiles fine. But how do I run them? I would like them to be run before the GUI app starts if debug buid and not run if release build.

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• In Mac OS X, what's the role of /usr/lib/dyld?

  - by diciu

  How is a binary executed? I'm guessing /usr/lib/dyld loads shared libraries into the binary's memory space and then jumps to whatever the program counter points to under LC_UNIXTHREAD. But who and how executes dyld?

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• How to avoid "message superview sent to freed object" iphone

  - by Giovanni

  I have this code: CardView *aCardView = [self prendiCartaDalMazzo]; [aCardView removeFromSuperview]; [self.mieCarte addSubview:aCardView]; when i try to add aCardView as as subview of mieCarte then i get this error: objc[4800]: FREED(id): message superview sent to freed object=0x393f130 Program received signal: “EXC_BAD_INSTRUCTION”. Thanks at all can help.

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• how to get out information from datagridview ???

  - by ghost_j1

  hi everyone I am working on program that calculate the GBA for university student in visual c# So i make an datagridview that contain columns for each subject and its mark as later and number but after the user "student" insert his subject i want to let him to press button that get the mark and the number of the cirdit hours of each subject and calculate the GBA for the student and put the result in textbox... does anyone can help me to do it ???

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• slicing up a very big jpg map image , 140000*125000 pixel

  - by sirvan

  hi i want to write a mapviewer, i must to work small tile of big map image file and there is need to tiling the big image, the problem now is to tiling big image to small tiles (250 * 250 pixel or like this size) so on, i used ImageMagic program to do it but there was problem now is any other programing method or application that do tiling? can i do it with JAI in java? how?

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• How to know a device's name from its device ID in OS X?

  - by yangumi

  Hi all, I'm writing a program in OS X that receives click events from a mouse and a touchpad. When the user clicks at somewhere, the OS sends the device ID, which is just an int, and the position of the cursor to my callback function. I want to know if the click event comes from mouse or touchpad. So, how can I know the device's name from its device ID? Thank you! (I'm sorry for my poor English.)

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• Impact of Multiple .ToUpper()'ing

  - by Kyle Rozendo

  Hi All, This is not a question of premature optimization per se. On the garbage collector and memory in general, what would hundreds of ToUpper() operations (many could be duplicated) do to a program, mainly in regard to the immutability of strings? Thanks, Kyle

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• Repo command with no results

  - by Mayank

  Hello, I have installed repo and git on my PC. I am trying to get the latest Android source by using the following commands: repo init -u git://android.git.kernel.org/platform/manifest.git The command succeeds but I am not able to see .repo directory created. repo sync This command also succeeds and the program shows the details of objects being received. However I am not able to see anything downloaded to my PC. Any help will be appreciated.

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• gnu make installed with OS language

  - by Gauthier

  I installed the latest GNU make to my windows machine. The installer decided to setup the language as the OS language, which I did not get prompted for. I want it to be english. My OS is in swedish. I remember I had similar problem with another GNU program (can't recall which), which was solved by adding the env var "lang" with value "c". How can I switch the language of GNU make to english?

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• How to read Excel file using vb.net

  - by Mark

  How to read excel file using vb.net.. I have a code to read the excel file but suddenly it crashes the output when I deleted some rows in excel file.. The deleted rows was also outputted in my coded program. Can anyone help me on how to read excel file and ignore those deleted rows to avoid unexpected null output..

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• algorithm to convert a number in an unknown base to the equivalent base 10 number

  - by java_geek

  Given an integer, write a program that converts the given number to a number (in base 10). Hint - The given number could be in any base, but the base is unknown.

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• How to find State location from iphone GPS?

  - by Silent

  Hello all I'm trying to add to my program that locates the person in GPS but sets a value to the State that person is in so example: GPS Locates person from his/her iphone then returns the state they are in so say its California then the state variable gets set to California as a string would someone have an example any help is appreciated thanks!

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• How can I use a 3G internet connection in my Android App?

  - by gamernb

  I have made an App that can connect to a program that I am running on a server, but it only seems to work with WiFi. When I try to use 3G it doesn't make the connection. Is there something special that I have to turn on or set in order to use 3G?

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• 8086 programming using TASM: pc to pc communication

  - by Komal

  .model small .stack 100 .data .code mov ah,00h mov al,0e3h mov dx,00h int 14h back: nop l1: mov ah,03h mov dx,00h int 14h and ah,01h cmp ah,01h jne l1 mov ah,02h mov dx,00h int 21h mov dl,al mov ah,02h int 21h jmb back mov ah,4ch int 21h end this a pc to pc commnication receiver program.i would like to know why have we used the mov dx,00h function and what is the meaning of mov al,0e3h this ?

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• How to log to user's ApplicationData folder using Enterprise Library Logging?

  - by MüllerDK

  I'm using MS EnterpriseLibrary.Logging and that works perfectly but the log file(s) are placed in the program executable directory. How do I get it to place my log files in individual user's applicationData folder? The folder I'm talking about is the one you get by calling: Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData)

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• running shell commands with gnu clisp

  - by Paul Nathan

  I'm trying to create a "system" command for clisp that works like this (setq result (system "pwd")) ;;now result is equal to /my/path/here I have something like this: (defun system (cmd) (ext:run-program :output :stream)) But, I am not sure how to transform a stream into a string. I've reviewed the hyperspec and google more than a few times.

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• Accessing another project's settings file

  - by KrisTrip

  Is there a way to access the settings file from a different project? For example, I have a solution that contains 2 projects (Lets call them Proj1 and Proj2). I want to access the application settings of Proj2 from Program.cs in Proj1. Is this possible?

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• Virtual channel tutorial for terminal services.

  - by Scott Chamberlain

  I am writing a program that will need to communicate to a server through a TS connection. Virtual Channels seems to be exactly what I need but Microsoft's documentation leaves very much to be desired. Does anyone know of good tutorials or just some examples I could use to help me. Preferred language is C# but C++ examples are fine too.

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