开篇废话,就记得出国之前有一回腾讯面试,面试官说既然你都快要出国了,英语肯定挺不错的,那为什么不去翻译一些国外好的文章呢,我希望找一个能主动学习的人,一直受教.目前在实习,需要做大数据相关方向,都是挺前卫的东西,发现国内的资料有点稀缺,hadoop官网啥的都是英文,硬着头皮开始啃这些,发现国外的技术想法真的挺不错的,用英文找资料也得却方便.我把我做的过程中找到的一些不错的文章都保存下来,github项目地址,感兴趣的可以去fork或者star一个,绝大部分都是英文,如果英语不错的可以直接看,都是…

Java is one of the most popular programming language nowadays. There are plenty of books for beginners. But to those who have programmed with Java for a while, some of them may look somehow simple and redundant. The beginner’s books do not bring fres…

reference from:http://www.programcreek.com/2013/10/top-10-questions-about-java-exceptions/ This article summarizes the top 10 frequently asked questions about Java exceptions. 1. Checked vs. Unchecked In brief, checked exceptions must be explicitly c…

作者:X Wang 出处:http://www.programcreek.com/2013/09/top-10-methods-for-java-arrays/ 转载文章,转载请注明作者和出处 The following are top 10 methods for Java Array. They are the most voted questions from stackoverflow. 0. Declare an array String[] aArray = new String[5…

This list summarizes the top 10 mistakes that Java developers frequently make. #1. Convert Array to ArrayList To convert an array to an ArrayList, developers often do this: List<String> list = Arrays.asList(arr); Arrays.asList() will return an Array…

In this tutorial we will see about debugging java applications using Eclipse. Debugging helps us to identify and fix defects in the application. We will focus on run-time issues and not compile time errors. There are command line debuggers like gdb a…

文章列出了Java开发者最常犯的是个错误. 1.将数组转换为ArrayList 为了将数组转换为ArrayList,开发者经常会这样做: ? 1 List<String> list = Arrays.asList(arr); Arrays.asList()会返回一个ArrayList,但这个ArrayList是Arrays的私有静态类,不是java.util.ArrayList.java.util.Arrays.ArrayList有set(), get(), contains()方法,但没有任…

这里列举了Java Array 的前十的方法.他们在stackoverflow最大投票的问题. The following are top 10 methods for Java Array. They are the most voted questions from stackoverflow. 0.声明一个数组 0. Declare an array String[] aArray = new String[5]; String[] bArray = {"a", "b&…

There are lots of free tools available online to get easy access to the WiFi networks intended to help the network admins and the programmers working on the WiFi systems and we at Team Techworm have picked the top 10 of those for ethical hackers, pro…

最近这两年推荐系统特别火,本文搜集整理了一些比较好的开源推荐系统,即有轻量级的适用于做研究的SVDFeature.LibMF.LibFM等,也有重量级的适用于工业系统的 Mahout.Oryx.EasyRecd等,供大家参考.PS:这里的top 10仅代表个人观点. #1.SVDFeature 主页:http://svdfeature.apexlab.org/wiki/Main_Page 语言:C++一个feature-based协同过滤和排序工具,由上海交大Apex实验室开发,代码质量较高.在…