![]() ![]() Now here's a screenshot showing how to create a QR code of my Ask Ubuntu profile URL with both tools (and using eog on the right to view the image created by qrencode, as it has no preview). It also allows you to scan and decode QR codes from image files or a webcam. You can easily select the pixel size, margin and error correction level and save in the formats PNG and SVG. URL, email address, phone number, WiFi credentials or plain text. It offers you a clean user interface that allows you to select an input data type like e.g. QtQR is a graphical application of zbar-tools based on Qt, Python and PyQt4 what the PAllows you to generate QR codes, search and decode QR codes into an image. If you want a user-friendly GUI tool, you should try qtqr. The basic usage is qrencode -o "output-file.png" "Your text here". ![]() Install it with sudo apt install qrencode. device is the path to the video4linux (version 1 or 2) character device special file (major number 81 and minor number 0 thru 63). The video stream is also displayed to the screen. There are also some more advanced options. DESCRIPTION zbarcam scans a video4linux video source (eg, a webcam) for bar codes and prints any decoded data to the standard output. If no input string is given as argument, it reads from standard input, so you can either type into the terminal or pipe another command's output into it. Scan this QR code to download the app now Or check it out in the app stores Scan this QR code to download the app now Or. It takes an output file name and optionally an input string as command-line arguments and produces a PNG file with the QR code. If you want a simple command-line tool, I can recommend qrencode. This write-up has instructed the procedure to scan the QR code to log in to Discord.I have tested two applications that worked well on Ubuntu 16.04 for creating QR codes: Then, tap the “ Yes, log me in” option from the mobile and grant login permission. Go to the “ Scan QR Code” option in the user’s settings and scan the QR code to log in. Install using npm Load latest library from. To scan the QR code with Discord, open the Discord application’s login interface and launch the Discord app on mobile. The little QR code scanning library I have been maintaining since 2015. This is how the Discord QR code is scanned to log in to the account. Once permission is granted for the account, the user will be logged in to the Discord desktop account: it can also be PNG for a file or ASCII as ascii format. The command you are looking for is the following: qrencode -t ansiutf8 < myfilehere The t option is to specify output type. The QR code is changed into the profile picture of the account as shown in the following GIF:Īfter that, you will receive a notification on the phone to grant or reject account login, tap on the “ Yes, log me in” option: 26 Use the terminal application qrencode ( man page ). It is worth mentioning here that qtqr is a front end for QR code generator and decoder. The camera will be opened to scan the QR code.Īfterward, scan the QR code of the Desktop app using the mobile phone. Hence, open a terminal and issue the following sudo apt update Next, to install qtqr package sudo apt install qtqr It will install any related dependencies as well. Open Discord mobile application, click on the user “ Profile” icon to access the user’s settings, and navigate to the “ Scan QR Code” option: Then, the login interface of Discord will show the QR code section: Launch the Discord application from Windows. Let’s check out the given procedure for demonstration. Scanning the QR code with Discord gives quick access to the account which ultimately saves time. This guide will teach us the login procedure for Discord through QR codes. It is beneficial for the users such as logging in to the Discord account by scanning the QR code instead of entering the account credentials. Scan from webcam (embedded webcam video). Compare to QtQR, Qt QR code generator and decoder, CoBang features: Work in both X and Wayland. ![]() The name is C bng (Lepironia articulata), in Vietnamese. Discord also offers a way to secure the account through a QR code. CoBang is a new QR code scanner for Linux, which is written with Python 3 and GTK+ and support Wayland session. QR codes have become a popular feature for almost every application regarding security concerns. ![]()
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