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Best way to represent a fraction in Java?

..."Unknown format '" + s + "'"); } // this translates 23.123e5 to 25,123 / 1000 * 10^5 = 2,512,300 / 1 (GCD) String whole = m.group(1); String decimal = m.group(2); String exponent = m.group(3); String n = whole; // 23.123 => 23123 i...
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LINGO使用指南 - 更多技术 - 清泛网 - 专注C/C++及内核技术

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Dynamically update values of a chartjs chart

I created an basic bar chart using chartjs and it works fine. Now I want to update the values on a time based interval. My problem is that after I created the chart, I do not know how to update its values correctly... ...
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fastest MD5 Implementation in JavaScript

There are many MD5 JavaScript implementations out there. Does anybody know which one is the most advanced, most bugfixed and fastest? ...
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Combining C++ and C - how does #ifdef __cplusplus work?

I'm working on a project that has a lot of legacy C code. We've started writing in C++, with the intent to eventually convert the legacy code, as well. I'm a little confused about how the C and C++ interact. I understand that by wrapping the C code with extern "C" the C++ compiler will no...
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What is the effect of extern “C” in C++?

What exactly does putting extern "C" into C++ code do? 15 Answers 15 ...
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How to send commands when opening a tmux session inside another tmux session?

A typical situation may be: 3 Answers 3 ...
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How to get row from R data.frame

I have a data.frame with column headers. 5 Answers 5 ...
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What is the difference between C, C99, ANSI C and GNU C?

I have started programming practice on codechef and have been confused by the difference between C and C99. What does C mean here? Is it C89? Check the languages at the bottom of this submit . It contains both C and C99. ...
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How to replace a character with a newline in Emacs?

I am trying to replace a character - say ; - with a new line using replace-string and/or replace-regexp in Emacs. 6 A...