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Read a text file using Node.js?
... large, as it will be all be read into memory, if you process say a 1000mb CSV file look at fs.createFilestream, you will need to take care with line splitting though as the data chunks wont (in most cases) fall on the line boundaries (some people have already came up with solutions - google)
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c++ boost::multi_index composite keys efficiency - c++1y / stl - 清泛IT社区，为创新赋能！
Long time reader first time poster! I'm playing around with the boost::multi_index container stuff and have a rather in-depth question that hopefully a boost or C++ container expert might know (my knowledge in C++ containers is pretty basic). For reference, the boost documentation on composite keys ...
TextEnhancer拓展 - 增强App中的文本格式 - App Inventor 2 拓展 - 清泛IT社区，为创新赋能！
About[size=15.008px]Introducing TextEnhancer, the ultimate extension for enhancing text formatting in your App Inventor projects! With TextEnhancer, you can effortlessly add advanced text features to your app, making it more dynamic and engaging for your users.Blocks[size=15.008px]SetTextJustificati...
BIO与NIO、AIO的区别(这个容易理解) - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
BIO与NIO、AIO的区别(这个容易理解)IO的方式通常分为几种，同步阻塞的BIO、同步非阻塞的NIO、异步非阻塞的AIO。一、BIO在JDK1 4出来之前，我们建立网络连接的时候采用BIO模式 IO的方式通常分为几种，同步阻塞的BIO、同步非阻塞的...
【PM干货】2015年阿里业务型PM笔试题 - 项目管理 - 清泛网 - 专注C/C++及内核技术
...据非常的火热，而请问如何利用大数据与搜索引擎结合，为用户提供更好的产品或服务。
大致答案构成：将大数据分为几个类型，向不同的用户提供不同的类型组合构成新的产品或者服务。
考后再一回想，其实搜索成长log是...
Real World Example of the Strategy Pattern
...call
Outputting: We need to output X as a plain string, but later may be a CSV, XML, JSON, etc.
Examples
I have a project where the users can assign products to people in a database. This assignment of a product to a person has a status which is either "Approved" or "Declined", which is depende...
创业者如何发现开放却未知的秘密 - 资讯 - 清泛网 - 专注C/C++及内核技术
...借此问鼎了人类的最高奖项——诺贝尔医学奖。
彼得认为硅谷的那些创新公司正是建立于未知的秘密之上。他以airbnb、lyft、uber和facebook举例，彼得认为只有相信并探索秘密才能发现常规之外的，近在眼前却不为常人所见的商机...
Parse usable Street Address, City, State, Zip from a string [closed]
...f those 10 addresses are valid.)
Here's some of the output:
And here's the CSV-formatted output of that same request:
ID,Start,End,Segment,Verified,Candidate,Firm,FirstLine,SecondLine,LastLine,City,State,ZIPCode,County,DpvFootnotes,DeliveryPointBarcode,Active,Vacant,CMRA,MatchCode,Latitude,Longitude...
财务计算器拓展：复利计算、平均值、中位数、众数、方差计算 - App Invento...
...ncial Calculator Extension
精心打造的“财务计算器”扩展，为您的Android应用程序增添先进的财务和统计功能。此扩展让您能够执行广泛的财务计算，从简单利息和复利到净现值和投资回报率。它还使您能够进行基本的统计计算，...
80后夫妻创业，如今身价68亿，怎么做到？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...收入和净利润连续3年保持90%以上的增长，2011年营业收入为3.3亿元，净利润为5,236万元。公司市值20亿元，市场给出了35倍的市盈率。
研究一下汉鼎股份的核心业务建筑智能化系统—所谓建筑智能化系统，是指在建筑物内以综合...