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How to serialize SqlAlchemy result to JSON?

...ich uses your toDict method and a custom encoder for handling dates, blobs etc – FredL Apr 15 '13 at 10:17 ...
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JavaScript global event mechanism

...r app also manipulating window.onerror in an unknown way (jquery, angular, etc.). probably many cases I haven't run into after exploring this now (iframes, stack overflow, etc.). Here is the start of a script that catches many of these errors, so that you may add more robust debugging to your app ...
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淘宝应对双\"11\"技术架构分析 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

淘宝应对双"11"技术架构分析双11最热门话题是TB,最近正好和阿里一个朋友聊淘宝技术架构,发现很多有意思地方,分享一下他们解析资料:淘宝海量数据产品技术... 双“11”最热门话题是TB ,最近正好和阿里...
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Python __call__ special method practical example

... some default built-in validators such as email validators, url validators etc., which broadly fall under the umbrella of RegEx validators. To implement these cleanly, Django resorts to callable classes (instead of functions). It implements default Regex Validation logic in a RegexValidator and then...
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移动前端开发之viewport深入理解 - 更多技术 - 清泛网 - 专注C/C++及内核技术

移动前端开发之viewport深入理解在移动设备上进行网页重构或开发,首先得搞明白就是移动设备上viewport了,只有明白了viewport概念以及弄清楚了跟viewport有关me...在移动设备上进行网页重构或开发,首先得搞明白...
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一文讲透区块链技术原理 - 资讯 - 清泛网 - 专注C/C++及内核技术

...原理区块链是什么?区块链技术最初是由一位化名中本聪人为比特币(一种数字货币)而设计出一种特殊数据库技术,它基于密码学中椭圆曲线... 区块链是什么? “区块链”技术最初是由一位化名中本聪人为比特...
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分布式系统事务处理 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

分布式系统事务处理当我们在生产线上用一台服务器来提供数据服务时候,我会遇到如下两个问题:1)一台服务器性能不足以提供足够能力服务于所有网络...当我们在生产线上用一台服务器来提供数据服务时候...
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Why are dashes preferred for CSS selectors / HTML attributes?

...ff you do with JavaScript these days, you'd want to use CSS Selectors for fetching elements from the DOM anyway, which makes the whole dot notation rather useless. Which one would you prefer? var firstName = $('#first-name'); var firstName = document.querySelector('#first-name'); var firstName = do...
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一文了解大数据领域创业机会与方向 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

一文了解大数据领域创业机会与方向跨界和融合是大数据思维里最重要一环,大数据就像是钱一样,你得让它流动起来才能产生价值。在这篇大数据行业SWOT分析文章中,也许可以找到你想了解大数据行业创业环境、问...
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从Sloodle看三维虚拟学习环境发展趋势 - 资讯 - 清泛网 - 专注C/C++及内核技术

从Sloodle看三维虚拟学习环境发展趋势当前教育领域涌现了很多使用基于网络多用户虚拟环境进行教学实例 ,如 Active Worlds、Second Life、Wonderland等 ,这些平台有很好三维模拟环境 ,在教学中使用得越来越广泛 ,但缺乏学习过...