在与客人进行 AS2 Connectivity Setup 时，EDI 讯息无法发送到客人，Cleo 工具产生 Connection timed out exception。但是检查相关设定并沒有发现有什么问题。 General Information Company Name Address Contact Email AS2 Information Transportation Methods HTTPS Encryption Algorithm Triple DES Requested MDN Synchronous Hashing...

跨区域跨国贸易中，因为有时区的差异，EDI 时关于时间的讯息一般会包含时区，例如 DTM*002*20200331*121010*20 这里的 20 就是 timezone 对应 UTC-5，在转入订单等情况下需要将 EDI 中的时间转换为本地时间。 首先定义 EDI Time Code 所对应的 UTC offset. 123456create table SOM_EDI_TIME_CODE( code VARCHAR2(2), meaning VARCHAR2(100), utc_offset NUMBER) CODE MEANING UTC_OFFSET 01 Equivalent...

转载：How to Write Time Zones Correctly | Editor’s Manual # Summary Indicate the time zone when not doing so would cause confusion. Abbreviations (e.g., GMT, EDT, IST) are generally used within a national context. Full forms of time zones may be capitalized or lowercased (eastern standard time or...

转载：Mutation observer - javascript.info MutationObserver is a built-in object that observes a DOM element and fires a callback when it detects a change. We’ll first take a look at the syntax, and then explore a real-world use case, to see where such thing may be useful. # Syntax MutationObserver is...

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转载：JSONPath - XPath for JSON A frequently emphasized advantage of XML is the availability of plenty tools to analyse, transform and selectively extract data out of XML documents. XPath is one of these powerful tools. It’s time to wonder, if there is a need for something like XPath4JSON and what are...

转载：Web Components 入门实例教程 - 阮一峰的网络日志 组件是前端的发展方向，现在流行的 React 和 Vue 都是组件框架。 谷歌公司由于掌握了 Chrome 浏览器，一直在推动浏览器的原生组件，即 Web Components API。相比第三方框架，原生组件简单直接，符合直觉，不用加载任何外部模块，代码量小。目前，它还在不断发展，但已经可用于生产环境。 Web Components API 内容很多，本文不是全面的教程，只是一个简单演示，让大家看一下怎么用它开发组件。 # 自定义元素 下图是一个用户卡片。 本文演示如何把这个卡片，写成 Web Components...

Async iteration and generators - javascript.info Asynchronous iteration allow us to iterate over data that comes asynchronously, on-demand. Like, for instance, when we download something chunk-by-chunk over a network. And asynchronous generators make it even more convenient. Let’s see a simple...

转载：Generators - javascript.info Regular functions return only one, single value (or nothing). Generators can return (“yield”) multiple values, one after another, on-demand. They work great with iterables, allowing to create data streams with ease. # Generator functions To create a generator, we...

转载：window.location Cheatsheet | SamanthaMing.com Looking for a site’s URL information, then the window.location object is for you! Use its properties to get information on the current page address or use its methods to do some page redirect or refresh...