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浮点数在内存中的表示 - C/C++ - 清泛网移动版 - 专注C/C++及内核技术
浮点数在内存中的表示Float_Memory_Representation一般我们常见的字符型、整型在内存中采用标准的二进制存储，但是程序员往往容易忽略浮点数在内存中的储存方式，从而会导致一些误用，最常见的是浮点数等于零的判断。只有理解...
浮点数在内存中的表示 - C/C++ - 清泛网 - 专注C/C++及内核技术
浮点数在内存中的表示Float_Memory_Representation一般我们常见的字符型、整型在内存中采用标准的二进制存储，但是程序员往往容易忽略浮点数在内存中的储存方式，从而会导致一些误用，最常见的是浮点数等于零的判断。只有理解...
When should one use final for method parameters and local variables?
I've found a couple of references ( for example ) that suggest using final as much as possible and I'm wondering how important that is. This is mainly in the the context of method parameters and local variables, not final methods or classes. For constants, it makes obvious sense.
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Regex for string not ending with given suffix
I have not been able to find a proper regex to match any string not ending with some condition. For example, I don't want to match anything ending with an a .
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What does 'predicate' mean in the context of computer science? [duplicate]
Specifically I've seen it used in the context of text filtering. As if "predicate" == "filter criteria".
7 Answers
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Linux下安装项目管理工具Redmine - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...on Rails网站推荐使用1.8.7版。点击(此处)折叠或打开# wget ftp: ftp.ruby-lang.org ...Linux下安装项目管理工具Redmine
1、Ruby安装
Ruby on Rails网站推荐使用1.8.7版。
# wget ftp://ftp.ruby-lang.org/pub/ruby/1.8/ruby-1.8.7-p174.tar.gz
# tar zxvf ruby-...
What does the “map” method do in Ruby?
I'm new to programming. Can someone explain what .map would do in:
7 Answers
7
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equals vs Arrays.equals in Java
When comparing arrays in Java, are there any differences between the following 2 statements?
8 Answers
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std::auto_ptr to std::unique_ptr
With the new standard coming (and parts already available in some compilers), the new type std::unique_ptr is supposed to be a replacement for std::auto_ptr .
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How to make a Python script run like a service or daemon in Linux
I have written a Python script that checks a certain e-mail address and passes new e-mails to an external program. How can I get this script to execute 24/7, such as turning it into daemon or service in Linux. Would I also need a loop that never ends in the program, or can it be done by just havin...