大约有 40,000 项符合查询结果(耗时:0.0646秒) [XML]

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Why declare a struct that only contains an array in C?

... It allows you to pass the array to a function by value, or get it returned by value from a function. Structs can be passed by value, unlike arrays which decay to a pointer in these contexts. ...
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How do I get textual contents from BLOB in Oracle SQL

... First of all, you may want to store text in CLOB/NCLOB columns instead of BLOB, which is designed for binary data (your query would work with a CLOB, by the way). The following query will let you see the first 32767 characters (at mo...
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“Thinking in AngularJS” if I have a jQuery background? [closed]

...ng SEO and accessibility, and rightly so. There are open issues here. Most screen readers will now parse JavaScript. Search engines can also index AJAXed content. Nevertheless, you will want to make sure you are using pushstate URLs and you have a decent sitemap. See here for a discussion of the iss...
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Replace all non-alphanumeric characters in a string

... If you handle unicode a lot, you may also need to keep all non-ASCII unicode symbols: re.sub("[\x00-\x2F\x3A-\x40\x5B-\x60\x7B-\x7F]+", " ", ":%# unicode ΣΘΙП@./\n") – zhazha Jul 13 '16 at 7:43 ...
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Namespace and class with the same name?

...and importing Foo.DLL and Bar.DLL, which, unfortunately, both have a type called Foo: // Foo.DLL: namespace Foo { public class Foo { } } // Bar.DLL: namespace Bar { public class Foo { } } // Blah.DLL: namespace Blah { using Foo; using Bar; class C { Foo foo; } } The compiler gives ...
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Can I define a class name on paragraph using Markdown?

...lt;p class='specialParagraph' markdown='1'> **Another paragraph** which allows *Markdown* within it. </p> Possible Solution: (Untested and intended for <blockquote>) I found the following online: Function function _DoBlockQuotes_callback($matches) { ...cut... //add id a...
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Performance of Arrays vs. Lists

... Very easy to measure... In a small number of tight-loop processing code where I know the length is fixed I use arrays for that extra tiny bit of micro-optimisation; arrays can be marginally faster if you use the indexer / for form - but IIRC believe it dep...
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get list from pandas dataframe column

...rame columns are Pandas Series when you pull them out, which you can then call x.tolist() on to turn them into a Python list. Alternatively you cast it with list(x). import pandas as pd data_dict = {'one': pd.Series([1, 2, 3], index=['a', 'b', 'c']), 'two': pd.Series([1, 2, 3, 4], inde...
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Javascript regex returning true.. then false.. then true.. etc [duplicate]

... /^[^-_]([a-z0-9-_]{4,20})[^-_]$/gi; You're using a g (global) RegExp. In JavaScript, global regexen have state: you call them (with exec, test etc.) the first time, you get the first match in a given string. Call them again and ...
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Proper way to use AJAX Post in jquery to pass model from strongly typed MVC3 view

... Nothing glaring stands out as a security issue to me. If you're really concerned about it though, you can always make a custom model binder on the mvc side. – Craig M May 12 '11 at 18:31 ...