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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 ...
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 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 ...
MFC 中CImageList的用法 - C/C++ - 清泛网 - 专注C/C++及内核技术
MFC 中CImageList的用法图像列表控件（CImageList）是相同大小图像的一个集合，每个集合中均以0为图像的索引序号基数，（可以把这些图标看成是以数组方式存储的）...图像列表控件（CImageList）是相同大小图像的一个集合，每个集...
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...
为什么说自媒体到了最危险的时期？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...音，看起来是件小事，但是数百天坚持下来却是一件非常大的考验，连他自己都说：“内容创业者像猫，想自己的事，孤独、高冷还要被宠爱”。
文字的生产是一个创意、搜集、组织、提炼、融合的过程，真正费了功夫写下来...
How to debug Google Apps Script (aka where does Logger.log log to?)
...mRows();
Logger.log("checklist num rows: " + checklist_num_rows);
var coredata = SpreadsheetApp.getActiveSpreadsheet().getSheetByName("core_data");
var coredata_data_range = coredata.getDataRange();
for(var i = 0 ; i < checklist_num_rows-1; i++) {
var split = checklist_data_range.ge...
分布式系统的事务处理 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...题， A）其中一个是同步阻塞操作，这个事情必然会非常大地影响性能。 B）另一个主要的问题是在TimeOut上，比如，
1）如果第一阶段中，参与者没有收到询问请求，或是参与者的回应没有到达协调者。那么，需要协调者做超时...
Error: Can't set headers after they are sent to the client
...e reason), but doesn't call response.end() and you call next() then as the core Server.prototype.handle method completes, it's going to notice that:
there are no more items in the stack, and/or
that response.headerSent is true.
So, it throws an error. But the error it throws is just this basic ...