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DeWu Technology
DeWu Technology
May 13, 2024 · Operations

Cross-Platform PC Operational System for Warehouse Fulfillment: Design, Implementation, and Efficiency Metrics

The article describes a cross‑platform PC operational system for warehouse fulfillment that unifies touch, scanner, and keyboard inputs, employs concise QR‑based quick‑codes with visual/audio feedback, handles printing via a Chromium component, automatically detects and repairs environment settings, tracks efficiency metrics, and outlines future AI and micro‑frontend enhancements.

ElectronPrintingWarehouse Automation
0 likes · 17 min read
Cross-Platform PC Operational System for Warehouse Fulfillment: Design, Implementation, and Efficiency Metrics
Zhengtong Technical Team
Zhengtong Technical Team
Jul 1, 2020 · Frontend Development

Design and Implementation of a Dynamic Printing Template System Using OnlyOffice Plugin

This article outlines the requirements, common approaches, drawbacks, and a comprehensive solution for creating flexible, visual printing templates in administrative workflows by leveraging OnlyOffice's extensible API, a custom JavaScript plugin, and backend integration to enable real‑time preview, variable insertion, and fine‑grained style control.

JavaScriptOnlyOfficePrinting
0 likes · 9 min read
Design and Implementation of a Dynamic Printing Template System Using OnlyOffice Plugin
Youzan Coder
Youzan Coder
Apr 17, 2020 · Mobile Development

Design and Evolution of a Cross‑Platform Printing Library for Retail

The article describes how Youzan Retail built a unified, cross‑platform printing library—using JavaScript as a common runtime—to replace duplicated native implementations, evolve its template language from JSON to HTML, and translate rendered receipts into ESC/POS commands, supporting iOS, Android, Java, PC and future Node.js services.

ESC/POSJavaScriptPrinting
0 likes · 19 min read
Design and Evolution of a Cross‑Platform Printing Library for Retail
Java Captain
Java Captain
Dec 22, 2018 · Fundamentals

Why Printing a Null Object in Java Does Not Throw an Exception

This article explains why Java's print methods output the literal "null" instead of throwing a NullPointerException, by examining the source code of PrintStream.print for both String and Object arguments, the behavior of String.valueOf, and the compiler‑generated StringBuilder handling of null during concatenation.

Printingfundamentalsnull pointer
0 likes · 7 min read
Why Printing a Null Object in Java Does Not Throw an Exception
MaGe Linux Operations
MaGe Linux Operations
Mar 12, 2018 · Operations

Master Linux Print and Transfer Commands: lpr, lprm, lpq, ftp, tftp & More

This guide provides concise explanations, syntax, parameters, and practical examples for a range of Linux command‑line utilities—including printing commands like lpr, lprm, lpq, lpd, and file‑transfer tools such as ftp, tftp, ncftp, uucp, uucico, and related options—helping administrators manage jobs and transfers efficiently.

PrintingSystem Administrationcommand-line
0 likes · 19 min read
Master Linux Print and Transfer Commands: lpr, lprm, lpq, ftp, tftp & More