大约有 44,000 项符合查询结果（耗时：0.0512秒） [XML]
Can Json.NET serialize / deserialize to / from a stream?
...n I was getting when I was serializing a very large object collection to a string, and then writing that string into my stream (instead of just serializing directly to the stream).
– Jon Schneider
Apr 14 '16 at 19:50
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In Python, how do I create a string of n characters in one line of code?
I need to generate a string with n characters in Python. Is there a one line answer to achieve this with the existing Python library? For instance, I need a string of 10 letters:
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How do I read and parse an XML file in C#?
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XmlDocument to read an XML from string or from file.
XmlDocument doc = new XmlDocument();
doc.Load("c:\\temp.xml");
or
doc.LoadXml("<xml>something</xml>");
then find a node below it ie like this
XmlNode node = doc.DocumentElement.SelectSi...
Converting string “true” / “false” to boolean value [duplicate]
I have a JavaScript string containing "true" or "false" .
3 Answers
3
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What is the string length of a GUID?
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It depends on how you format the Guid:
Guid.NewGuid().ToString() => 36 characters (Hyphenated)
outputs: 12345678-1234-1234-1234-123456789abc
Guid.NewGuid().ToString("D") => 36 characters (Hyphenated, same as ToString())
outputs: 12345678-1234-1234-1234-123456789abc
Guid.New...
How do I check that a number is float or integer?
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Careful, this will also return true for an empty string, a string representing an integral number, true, false, null, an empty array, an array containing a single integral number, an array containing a string representing an integral number, and maybe more.
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Jackson JSON custom serialization for certain fields
...plement a custom serializer as follows:
public class Person {
public String name;
public int age;
@JsonSerialize(using = IntToStringSerializer.class, as=String.class)
public int favoriteNumber:
}
public class IntToStringSerializer extends JsonSerializer<Integer> {
@Ove...
Can I escape a double quote in a verbatim string literal?
In a verbatim string literal (@"foo") in C#, backslashes aren't treated as escapes, so doing \" to get a double quote doesn't work. Is there any way to get a double quote in a verbatim string literal?
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How do you usually Tag log entries? (android)
...sume most of you are aware of android.util.Log
All logging methods accept 'String tag' as a first argument.
13 Answers
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Manipulate a url string by adding GET parameters
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Basic method
$query = parse_url($url, PHP_URL_QUERY);
// Returns a string if the URL has parameters or NULL if not
if ($query) {
$url .= '&category=1';
} else {
$url .= '?category=1';
}
More advanced
$url = 'http://example.com/search?keyword=test&category=1&tags[]=fun&...