ESC-POS | Make your web application support direct printing | 3D Printing library
kandi X-RAY | ESC-POS Summary
kandi X-RAY | ESC-POS Summary
Make your web application support direct printing!
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Top functions reviewed by kandi - BETA
- Load available characters .
- Validates a barcode
- Finalize Windows print .
- Get line format
- Load a PDF file .
- Get command output
- Reads an image from GD resource .
- Generates the encoding map for the given iconv name .
- Finalize the printer .
- Suggest a profile name .
ESC-POS Key Features
ESC-POS Examples and Code Snippets
Community Discussions
Trending Discussions on ESC-POS
QUESTION
I am working on a package to print on thermal printers with ESC-POS commands, I already generate the file to print, but to print it I use the CMD command: print /D:\\myPC\\POS-58-Series printfile
I tried to use: exec.Command("print", "/D:\\myPC\\POS-58-Series", "printfile").Run()
but it didn't work
Is there a way to print from Go with commands like I am trying to do or do I need to use something else?
...ANSWER
Answered 2021-Apr-01 at 00:29Depends on if you need formatting for the output... but you might want to check out https://github.com/alexbrainman/printer to see if this solves your print issue.
QUESTION
Hi i'm looking to scan printer devices which are connected to my network in React Native (Android & iOS) and get the selected printer ip address. upto now what i tried is:
1. https://github.com/leesiongchan/react-native-esc-pos -- Gives me device mac_address
2. https://github.com/bencomtech/react-native-pos-printer -- it gives me Device's id
but i need ip address, is there any modules to detect these type of scenario's for both cross-platforms. can anyone suggest me to achieve this task
...ANSWER
Answered 2020-Oct-10 at 17:48I think you won't be able to find a RN library doing this specific task. You would have to write native implementation and package it as a RN module.
Android: https://developer.android.com/guide/topics/connectivity/wifi-scan
iOS: https://developer.apple.com/library/archive/qa/qa1942/_index.html
QUESTION
I’m working on a project where I need to establish connection to printer with ESC-POS. Project is in react native and I currently test on Android emulator. I’ve found package that would do what I need (https://github.com/leesiongchan/react-native-esc-pos) but when I try to build an app it gives over 330 errors like:
Duplicate class org.junit.runners.model.MultipleFailureException found in modules escposjava-1.0-SNAPSHOT.jar (escposjava-1.0-SNAPSHOT.jar) and junit-4.12.jar (junit:junit:4.12)`
Those errors occur for task :app:mergeDebugJavaResource and the messages are:
...ANSWER
Answered 2020-Sep-14 at 13:49I kept searching other questions related to android and finally found this:
Duplicate Hamcrest and JUnit classes after updating Gradle and Android Studio to 3.5
So basically all I did was to add to build.gradle (:app)
QUESTION
I have an app that is built with XF and I want it to be able to discover POS Printers through LAN, USB and maybe WIFI too, and print receipts with a very simple template. Does anyone have any leads ? there is this ePOS Android SDK :
https://download.epson-biz.com/modules/pos/index.php?page=prod&pcat=3&pid=36
But it's with JAVA. And I also found this nugget ESC-POS :
https://github.com/lukevp/ESC-POS-.NET
If there is anyone who have any idea on how I should proceed or already done it before I would really really appreciate it.
EDIT
So I deicided to work with the SDK found on EPSON website. I have 2 files .JAR
ePOS2.jar Compiled Java class file, archived into a jar format file to allow APIs to be used from Java programs.
ePOSEasySelect.jar A Java class file for selecting a printer easily
and some other lib files .so . All I got to do now is find the correct way to use theme in my Xamarin app. so I found this :
https://docs.microsoft.com/fr-fr/xamarin/android/platform/binding-java-library/binding-a-jar
can anyone with further experience help me with that please ?
...ANSWER
Answered 2020-Jun-13 at 15:25Well I was able to creat a .dll file and add it as a reference in my xamarin.android project :
https://docs.microsoft.com/en-us/xamarin/android/platform/binding-java-library/binding-a-jar
Also I had to do some quick tweaking in the metadata file as mentionned in this thread :
QUESTION
I'm having a problem in my thermal printer, I can't print but it's working. I'm using esc-pos python module https://pythonhosted.org/python-printer-escpos/modules/escpos.html
this is my code
...ANSWER
Answered 2019-Dec-23 at 08:31Your Linux user doesn't have access to the USB device, so you need to create an udev rule to grant access.
Create a file printer.rules
with the following contents:
QUESTION
I have an issue with one of my current weekend projects. I am writing a Python script that fetches some data from different sources and then spits everything out to an esc-pos printer. As you might imagine pos printers don't exactly like emojis...
So text like this:
...ANSWER
Answered 2017-May-05 at 06:39Try this
QUESTION
I'm trying to convert Vietnamese to Latin. It is a requirement to send the byte to ESC/P printer (see C# ESC/POS Print Vietnamese for reason why).
But my question is very simple, look at this code:
...ANSWER
Answered 2018-Nov-01 at 15:55Usually this happens when you provide the encoder with data not present in the codepage.
So if you would e.g. try to convert a character with a byte value > 255 (which is not present in codepage 1258) you would get the fallback which is the ?
character in this case. My guess is, that you have invalid data in the input string in the first case (maybe characters that look the same but are not the correct ones).
My next step would be to inspect the characters and their corresponding byte values.
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install ESC-POS
PHP requires the Visual C runtime (CRT). The Microsoft Visual C++ Redistributable for Visual Studio 2019 is suitable for all these PHP versions, see visualstudio.microsoft.com. You MUST download the x86 CRT for PHP x86 builds and the x64 CRT for PHP x64 builds. The CRT installer supports the /quiet and /norestart command-line switches, so you can also script it.
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