54 questions
-1
votes
1
answer
696
views
ZXing - Read Code 39 barcode without check digit
I'm using ZXing library for reading Code 39 barcodes from pdf documents. I noticed it adds a control character at the end of the barcode.
Is there a way to disable the generation of that extra ...
- 849
0
votes
1
answer
401
views
How can I adjust the top and bottom borders of a barcode created with python-barcode?
I'm using barcode.Code39 and barcode.writer.ImageWriter from the python-barcode library (version 0.15.1) to create a simple barcode and dump it to a PNG. I was able to control the left and right ...
- 27
0
votes
1
answer
867
views
How to convert $ character with Code39 in CrystalReports?
I need to display a numeric value (document number) as barcode. I use Code39 to convert.
It is important to concatenate %-character as first, and $-character as last character to my number.
Here is my ...
- 83
1
vote
0
answers
140
views
Barcode with multiple sets of information that is able to tab automatically
Is there a way to create a barcode that is "PartNumber" and then "Line" and then when the part number is scanned into google sheets it is broken up? So for example, the operator ...
- 25
0
votes
1
answer
2k
views
Code 39 barcode scans a different value when using a USB scanner and a phone camera scanner
Really hope that somebody will be able to help with this as I'm near losing my mind trying to understand why this happens.
I'm getting different results when scanning the same value in a Code 39 ...
0
votes
1
answer
452
views
Skip special characters when printing code 39 using ZPL
I am trying to print code 39 Barcode using zebra ZPL.
My Field Data is as follows :
^FDabc-def^etc..
Is there a command that will help skip the "-" in the Barcode?
I only need to print "abcdef" ...
- 49
0
votes
0
answers
768
views
Using a mutex in a Windows 10 device driver resulting in code 39
I'm developing a Windows 10 device driver for a virtual camera based off the avstream/avscamera example in the windows driver samples repository.
The driver will gets its frames from a separately run ...
- 78
0
votes
0
answers
169
views
Code39 printed on labeler is unreadeable
I'm trying to print a code39 with a labeler (argox x-2300e) so the code is this (i deleted all the stuff to print just a barcode to test):
Imports System.ComponentModel
Imports System.Drawing....
- 11
1
vote
2
answers
10k
views
What is the substitute for the 'space' character in code 39 barcode font?
I'm writing a customization for MFG/Pro ERP. My program has a couple of 1-D barcodes which are printed and are getting read correctly.
However, whenever there is a space in the text to be barcoded, ...
- 860
4
votes
2
answers
2k
views
Generate Code 39 Barcode
I have this code to generate a barcode:
func generateBarcode(from string: String) -> UIImage?
{
let data = string.data(using: String.Encoding.ascii)
if let filter = CIFilter(name: "...
- 185
0
votes
1
answer
1k
views
Add margin to barcode image using C#
I'm creatin a Code39 barcode image with C# and I need to add margin to this image.
This is the first image which I created.
I created it.
But it should be like this.
It should be like this.
The ...
0
votes
1
answer
6k
views
Barcode Generation (Code 39) MPDF [closed]
I'm able to generate a barcode by using the following code:
$code = '12345';
Then to generate the barcode, I do the following:
<barcode code="$code" type="C39" size="0.5" height="2.0" />...
- 365
1
vote
1
answer
3k
views
How to omit start/stop character in Code 39 barcode interpretation line?
Is there a way to omit the start/stop character in the interpretation line of a Code 39 barcode? Obviously the barcode itself should contain them.
||| |||| || | ||||
*1234567890* ...
- 4,828
2
votes
1
answer
2k
views
How to produce a Code 39 that can be reliably read after faxing
My application is generating a Code 39 barcode but a customer is having problems with their document management system recognizing the barcode after the prints have been scanned and re-printed.
I ...
- 513
1
vote
2
answers
5k
views
How to properly decode code 39
I'm looking for the correct solution to decode a Code 3 of 9 barcode format. What I found on wikipedia stated the following:
Each character is composed of nine elements: five bars and four spaces. ...
- 3,106
0
votes
1
answer
378
views
Printing barcode in oracle reports -attaching plls
I am using pll library to print barcode in Oracle reports. Its working fine in Local machine. It looks like Oracle Reports can't find this PLL file while running from the front end.
My question is ...
2
votes
0
answers
86
views
Convert getJSONObject
i want to change the output and input of getJSONObject i have tried using the following methods:
Int to Float SO
2.Int to String SO
3.Int to Char SO
JSONObject jObject = jArray.getJSONObject(...
- 21
0
votes
0
answers
139
views
Use a font style different from defaults on vb.net
I'm developing a program in vb.net. The problem is when i'm building an image using DrawString from Graphics and put it into a picturebox. The font i'm using is Free 3 of 9 for Code39 barcode coding. ...
- 44
9
votes
0
answers
2k
views
python3 reportlab code 39 adding extra character
Using python3 and reportlab I'm trying to generate two columns of barcodes:
from reportlab.graphics.barcode import code39
from reportlab.lib.pagesizes import A4
from reportlab.lib.units import mm
...
- 250
1
vote
0
answers
206
views
zBar sdk not scaning VIN code
I am using zBAr SDK to scan VIN code. I am following the zBar's tutorial to set scan symbology of Code_39. Each time I run the app it says "the image picker failing to read".
I am using the following ...
- 71
2
votes
1
answer
1k
views
App for scanning incorrect Code39 barcodes (without start/stop chars)
I have to read, with an iPhone app, a set of barcodes that have been generated with a Code39 font, but lack the leading/trailing 'asterisk', so that they are considered invalid and simply ignored by ...
- 17.7k
1
vote
2
answers
2k
views
Launch IOS Bar Code Scanner From Web Link
I am adding Code 39 bar code scanning functionality to a C# asp.net web app. This function must work with iphone, ipad, android phone, and android tablet. I need the scanned bar code value to be ...
- 138
1
vote
1
answer
455
views
How to Get the "Code39" Barcode Information?
I have a "code39" barcode. How can I get the information from that bar code: product name, manufacturer, and everything else?
Please help.
- 21
2
votes
0
answers
2k
views
Error printing Barcode - Code 39
I'm having a problem while printing barcodes (Code 39 stadard). It's something that occurs intermittently.
-In Google Chrome:
It normally shows me the code, but when I see it on print view, it shows ...
1
vote
1
answer
4k
views
Barcode scan event?
I have a simple USB barcode reader which I intend to use to scan COD 39 barcodes. I know that just scanning the barcode while having a text field on focus will get me the text input of the barcode I'm ...
- 10.5k