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Idiomatic way to wait for multiple callbacks in Node.js
... utilizes the speed and efficiency of the programming paradigm at the very core of Node: events.
Everything you can do with Promises or modules designed to manage flow-control, like async, can be accomplished using events and a simple state-machine, which I believe offers a methodology that is, per...
TCP 的那些事儿（下） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...议头、状态机、数据重传中的东西。但是TCP要解决一个很大的事，那就是要在一个网络根据不同的情况来动态调整自己的发包的速度，小则让自己的连接更稳定，大则让整个网络更稳定。在你阅读下篇之前，你需要做好准备，本...
快速理解 高频对冲套利自动交易（程式化交易） - 更多技术 - 清泛网 - 专注...
...9分到9点之间，1、2秒钟内，连续10多个报单同时报出，这大大地提高我报单的效率（包括准确度及速度）。
原来，在道氏理论等传统金融投资理论中，日内价格波动是没有什么意义的，也最不受重视的，传统金融投资理论重视...
Recursion in Angular directives
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This is elegant in the sense that if/when Angular core implements a similar support, you can just remove the custom compile wrapper and all remaining code would remain the same.
– Carlo Bonamico
May 15 '15 at 21:48
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Get full path of the files in PowerShell
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This seems to have been an issue with .Net that got resolved in .Net Core (Powershell 7): Stringification behavior of FileInfo / Directory instances has changed since v6.0.2 #7132
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What's the best way of scraping data from a website? [closed]
... cljx) to write the js you inject into the page instead of clojurescript. Core.async is great for coordinating highly concurrent crawling code on the server as well as getting out of callback hell inside the js environment (coordinating browser automation with core.async cljs code inside phantomjs ...
What is the difference between concurrent programming and parallel programming?
...haps the most promising approaches to highly concurrent programming.
Multicore programming is a special case of parallel programming. Parallel programming concerns operations that are overlapped for the specific goal of improving throughput. The difficulties of concurrent programming are evaded by ...
Read a text file using Node.js?
... of memory but, more importantly, it does not take advantage of one of the core features of node.js - asynchronous, evented I/O.
The "node" way to process a large file (or any file, really) would be to use fs.read() and process each available chunk as it is available from the operating system. How...
How to iterate over the keys and values with ng-repeat in AngularJS?
...end against iterating over objects in an ngRepeat. In fact, I once heard a core team member regret ever implementing the ability to do so! It's usually better to transform the object in the controller to an array; this makes the intent clearer and decreases the risk for strange/unpredictable behavio...
一个科技公司只是碰巧卖起了披萨？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...纳接手后——达美乐不仅起死回生，还迎来了漂亮的咸鱼大翻身。它以势如破竹的姿态，傲然摘得全美最大、全球第二披萨外送公司的名头。2015年，达美乐在美国本土开了133家新店，销售额增长12%；国际市场上开了768家新店，...