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How to assertThat something is null with Hamcrest?
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C++ Object Instantiation
...ill print "A", which might not be intuitive to those who are familiar with Java or other object oriented languages. The reason is that you don't have a pointer to an instance of B any longer. Instead, an instance of B is created and copied to a variable of type A.
Some things might happen unintuiti...
How to Correctly Use Lists in R?
...eady know, is the standard way to replicate the 'switch' statement in C++, Java, etc. in languages that don't have one; probably a good way to do this in R when i need to). +1
– doug
Jan 12 '10 at 23:30
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What is the correct way to get a subarray in Scala?
...scala> Array("foo", "hoo", "goo", "ioo", "joo").slice(1, 4)
res6: Array[java.lang.String] = Array(hoo, goo, ioo)
It works like in python.
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Undo a git stash
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Didn't work for me. I got an error: mymodule/MyClass.java: needs merge - unable to refresh index. Avoiding a manual merge was precisely my goal when using git stash pop...
– TanguyP
Sep 18 '15 at 15:10
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技术人员如何去面试？ - 杂谈 - 清泛网 - 专注C/C++及内核技术
...技术面试不同的技术应该问的问题都不相同，比如你PHP、Java、C++、数据库每个技术点不同，出的面试题自然不同，最好你在找工作的时候就选择跟你个人擅长技术比较符合的职位。
技术面试的流程是一面简单问题(基础知识、...
Colorized Ruby output to the terminal [closed]
...OSX, I'm not sure if the Windows console (cmd) supports ANSI.
I did it in Java, but the ideas are the same.
//foreground color
public static final String BLACK_TEXT() { return "\033[30m";}
public static final String RED_TEXT() { return "\033[31m";}
public static final String GREEN_TEXT() {...
How can you display the Maven dependency tree for the *plugins* in your project?
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Understanding scala enumerations
...orth. With Scala 2.10, there are some ideas how enumerations (which unlike Java are not a language construct but just a library solution) can be written better using macros.
– 0__
Jun 16 '12 at 22:29
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What's the best practice to round a float to 2 decimals? [duplicate]
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I was working with statistics in Java 2 years ago and I still got the codes of a function that allows you to round a number to the number of decimals that you want. Now you need two, but maybe you would like to try with 3 to compare results, and this functio...