barcode

S60 Bar Code reading in my own application

Hello, How can i go about using bar code reading capabilities with my S60 application? Is there any free libs that i can use? or even comercial ones? Thanks. ...

Datamatrix/QRCode online resource for encoding?

Is there any free online resource explaining how to encode those barcodes? ...

zend_barcode in MVC

hi people, i just want an Action to print a barcode image, but i can´t get this working in MVC, i just do the following: public function barcodeAction() { $this->_helper->layout->disableLayout(); $this->_helper->viewRenderer->setNoRender(); Zend_Barcode::render($_GET['barcodeType'], 'image', $_GET, $_GET); } but when I cal...

is there a free barcode 128 class for delphi (pdf)?

Is there a free alphanumeric barcode font or class that is compatible with Delphi "PowerPDF" component ? code must be code128. ...

which is the best and free Barcode component for Asp.Net WebForm application?

hello, I need a free barcode component for my vb.net application . Please help me. ...

Are barcodes the best way to uniquely identify physical documents that need to be digitized for a web app?

I have to digitize a few thousand physical documents and assign them to a variety of categories for a web app where they will be displayed. Should I generate bar codes for each of the documents to uniquely identify them? If so, how can I avoid the barcode being present in the scanned image? Any other recommendations for approaching th...

Using Barcode ID for Event Management

I have a barcode scanner and laptop (ofcourse :)), I'm looking for simple event management app that can process the input from the barcode scanner and keep attendance record for our frequent private meetings. I wonder if there's an open source software available that'd allow me to manage events using code 128 barcode id cards? Many th...

Barcode field length

I'm writing some attendance software. Each member will have an ID card with a barcode which they will use to sign in to events. How long should the barcode field be in my database? I'd like to accept Code 39 and Code 128 barcodes. I know these are variable length codes, so what should I set the max length to? Thanks! EDIT: My clie...

How can I read barcodes without having the user focus a text box first?

I recently acquired a Metrologic Barcode scanner (USB port), as everyone already knows it works as a keyboard emulator out of the box. How do I configure the scanner and my application so that my app can process the barcode data directly? That is, I don't want the user to focus on a "Text field" and then process the data when the KeyPre...

Reading barcodes from Java

Hello everyone. I'm dealing with a barcode reader in my java app. The problem is that the barcode, before and after reading and sending the actual barcode, sends a return code. I've some JTextFields and when the reader reads the barcode it change the focus, and then sends another return that makes the window to close. Is it anyway to "in...

Wireless barcode scanner

Hi All, I have 2 wireless barcode scanners. I have created an application in C# which reads a barcode and sends data to a web service which then manipulates the data and do further processing. When I start aplication, it first tries to connect to web service and will proceed further only if connection succeded. The problem I am facing i...

INI file reverse engineering

I am maintaining a legacy application which prints product labels on packaging. The format of the label is stored in a INI file. I wanted to know if anyone has any hints about the meaning of this format. I have pasted a snippet here. {D1531,1000,1501|} {C|} {U2;0130|} {D1531,1000,1501|} {AX;+000,+000,+00|} {AY;+05,0|} {PC000;0922,0555,...

Code Golf: Code 39 Bar Code

The challenge The shortest code by character count to draw an ASCII representation of a Code 39 bar code. Wikipedia article about Code 39: http://en.wikipedia.org/wiki/Code_39 Input The input will be a string of legal characters for Code 39 bar codes. This means 43 characters are valid: 0-9 A-Z (space) and -.$/+%. The * character w...

how to write barcode in html format when using tcpdf

I am using TCPDF to generate PDF file using following command $pdf->writeHTML($htmlcontent, true, 0, true, 0); TCPDF also provides a way to create barcode with following commands $pdf->Cell(0, 0, 'C39+', 0, 1); $pdf->write1DBarcode('Code 39', 'C39+', '', '', 80, 15, 0.4, $style, 'N'); $pdf->Ln(); I want to be able to write barcode as p...

USB Barcode Scanner and WM_KEYDOWN

I am trying to write a program that can will read a barcode scanner. In addition, I need it to read the input even when the application is not the window in focus (i.e., running in system tray, etc). I found this article, titled Distinguishing Barcode Scanners from the Keyboard in WinForms, that seems to solve the exact problem. It is w...

API for 1d barcodes?

I've been searching the net for quite some time now for an API that can generate 1d barcodes (ie. EAN39). There are plenty of tools that can generate 2d barcodes (such as QR codes), but for some reason none that can generate 1d ones. I've found a few web-based tools that can generate 1d barcodes one-by-one, but I'm looking for an API t...

iPhone simple commercial barcode reader via camera

Hey all, I've done some iPhone programming (safely midlevel) and now a requirement has come up for us to write a barcode reader that uses the iPhone camera. This is not for shopping or the general public but will be for internal use. My first thought was to simply programatically take a picture, upload it to server, and have a web servic...

USB interface barcode scanners

Not exactly a programming question, but close. I'll try my luck anyway. The keyboard wedge barcode scanner inserts the translation device between the reader and the keyboard. Data sent through a wedge appears as if it was typed into the computer, while the keyboard itself remains fully functional. Because a computer usi...

Implements EAN13 and UPC-A barcode in PDF using fpdf in classic ASP

/* FPDF library for ASP can be downloaded from: http://www.aspxnet.it/public/default.asp INFORMATIONS: Translated by: Jeremy Author: Olivier License: Freeware DESCRIPTION: This script implements EAN13 and UPC-A barcodes (the second being a particular case of the first one). Bars are drawn directly in the PDF (no image is generate...

Creating barcode's in asp.net

I am getting an asp.net site developed and need a program which will generate barcode's. So far all I have found is http://www.barcodelib.com/purchase/main.html#pricebarcodenetweb Does anyone know of an open source alternative? or a cheaper alternative. ...