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Best way to represent a fraction in Java?

...3e5 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 if (decimal != null) { n += decimal; } BigInteg...
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What is the meaning and difference between subject, user and principal?

...resolved with one sentence along the lines of, "a principal is basically a group". – Trejkaz May 28 '13 at 7:04 ...
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What is Castle Windsor, and why should I care?

... and configuration rather than the "new" operator. Start here: http://tech.groups.yahoo.com/group/altdotnet/message/10434 Imagine you have an email sending class. EmailSender. Imagine you have another class WorkflowStepper. Inside WorkflowStepper you need to use EmailSender. You could always say ...
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“Eliminate render-blocking CSS in above-the-fold content”

...fold content." Surely there is an easy solve?? Nope. I tried out Filament group's loadCSS solution. Too much .js for my liking. What about async attributes for css (like js)? They don't exist. I was ready to give up. Then it dawned on me. If linking the script was blocking the render, what if I i...
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WPF ToolBar: how to remove grip and overflow

...VS2k8 WAS Blend. Much nicer to be able to right click on something and say Group Into 'StackPanel' or 'Border'. Too bad MS wants them to be different experiences. – user7116 Jun 27 '09 at 15:46 ...
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What are the differences between WCF and ASMX web services?

...do so can WCF (and more). Basically you can see WCF as trying to logically group together all the different ways of getting two apps to communicate in the world of Microsoft; ASMX was just one of these many ways and so is now grouped under the WCF umbrella of capabilities. You will always like to us...
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Multi-line commands in GHCi

... @Rog let begins a block; entries in a block are grouped by indentation; and the first non-whitespace character in a block sets the indentation by which they're grouped. Since the first non-whitespace character in the let block above is the a of addTwo, all lines in the blo...
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What is the purpose of python's inner classes?

...com/question_details/64739: Advantages of inner class: Logical grouping of classes: If a class is useful to only one other class then it is logical to embed it in that class and keep the two together. Nesting such "helper classes" makes their package more streamlined. Increased encapsu...
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Is < faster than

...re's what I can give: In the Intel Instruction Set Reference, they are all grouped together under one common instruction, Jcc (Jump if condition is met). The same grouping is made together under the Optimization Reference Manual, in Appendix C. Latency and Throughput. Latency — The number of c...
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SignalR: Why choose Hub vs. Persistent Connection?

...ghly up-voted comment below: Partially correct. You can get topics or groups in persistent connections as well. The big difference is dispatching different types of messages. For example you have different kinds of messages and you want to send different kinds of payloads. With persistent conne...