大约有 15,000 项符合查询结果(耗时:0.0395秒) [XML]

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What is the most effective way for float and double comparison?

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Calculate distance between two latitude-longitude points? (Haversine formula)

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How do I get list of methods in a Python class?

... An example (listing the methods of the optparse.OptionParser class): >>> from optparse import OptionParser >>> import inspect #python2 >>> inspect.getmembers(OptionParser, predicate=inspect.ismethod) [...
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Why Func instead of Predicate?

...t; the guideline states: Do use the new LINQ types Func<> and Expression<> instead of custom delegates and predicates share | improve this answer | follo...
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How do I clone a job in Jenkins?

... We have now created a new branch ( git ) and I guess I need to clone the existing jobs pointing to the other branch so that this same workflow occurs and builds are performed on every commit. Can somebody explain how I would clone these jobs? I don't seem to see a way to do it through the UI nor c...
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Python (and Python C API): __new__ versus __init__

...s use of __new__ and __init__? , but regardless, it's still unclear to me exactly what the practical difference between __new__ and __init__ is. ...
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How do I unset an element in an array in javascript?

... @ThiefMaster - Care to explain? I don't know what that means and keen to learn. As always, an edit is a 1,000,000 times better than an off-hand comment; you should know that with the amount of rep you have. – going ...
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How do I completely uninstall Node.js, and reinstall from beginning (Mac OS X)

...in my /usr/local folder, I do not know. Deleting these local references fixed the phantom v0.6.1-pre. If anyone has an explanation, I'll choose that as the correct answer. EDIT: You may need to do the additional instructions as well: sudo rm -rf /usr/local/{lib/node{,/.npm,_modules},bin,share/ma...
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Can we define implicit conversions of enums in c#?

...ng System.Resources; namespace Ethica { using Reflection; using Text; [DebuggerDisplay("{Value} ({Name})")] public abstract class RichEnum<TValue, TDerived> : IEquatable<TDerived>, IComparable<TDerived>, ICompara...
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Get file name from URI string in C#

...m.Uri object, and use IsFile to verify it's a file, then Uri.LocalPath to extract the filename. This is much safer, as it provides you a means to check the validity of the URI as well. Edit in response to comment: To get just the full filename, I'd use: Uri uri = new Uri(hreflink); if (uri.IsF...