大约有 2,253 项符合查询结果（耗时：0.0286秒） [XML]
Parsing a comma-delimited std::string [duplicate]
... if you use Boost.Tokenizer, why not to replace atoi by boost::lexical_cast?
– Andriy Tylychko
Feb 9 '11 at 23:51
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What is the difference between ExecuteScalar, ExecuteReader and ExecuteNonQuery?
...erting.
INSERT INTO my_profile (Address) VALUES ('123 Fake St.');
SELECT CAST(scope_identity() AS int)
ExecuteReader gives you a data reader
back which will allow you to read all
of the columns of the results a row
at a time.
An example would be pulling profile information for one or more users...
Forward declaration of nested types/classes in C++
...tControl_Nested and IDontControl::Nested). Workaround is to perform static cast.
– Artem Pisarenko
Nov 18 '15 at 4:56
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Convert data.frame columns from factors to characters
...ata frame. One option is to use the above but then use type.convert after casting everything to character, then recast factors back to character again.
– Shane
May 17 '10 at 18:56
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What is the 'instanceof' operator used for in Java?
...cked state. Instead, you'd see if each object is a checkbox, and if it is, cast it to a checkbox and check its properties.
if (obj instanceof Checkbox)
{
Checkbox cb = (Checkbox)obj;
boolean state = cb.getState();
}
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0.1 float is greater than 0.1 double. I expected it to be false [duplicate]
...ered Oct 10 '13 at 14:13
static_caststatic_cast
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Reading my own Jar's Manifest
...jority of Sun classloaders are, including AppletClassLoader.
You can then cast it and call findResource() which has been known - for applets, at least - to return the needed manifest directly:
URLClassLoader cl = (URLClassLoader) getClass().getClassLoader();
try {
URL url = cl.findResource("META...
Convert a string to an enum in C#
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I have updated this to take the value as object and cast it to string inside this method. This way I can take an int value .ToEnum instead of strings only.
– RealSollyM
Feb 14 '14 at 12:05
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What is stdClass in PHP?
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stdClass is just a generic 'empty' class that's used when casting other types to objects. Despite what the other two answers say, stdClass is not the base class for objects in PHP. This can be demonstrated fairly easily:
class Foo{}
$foo = new Foo();
echo ($foo instanceof stdClass...
ArrayList initialization equivalent to array initialization [duplicate]
...he source for Arrays.asList, it constructs an ArrayList, but by default is cast to List. So you could do this (but not reliably for new JDKs):
ArrayList<String> list = (ArrayList<String>)Arrays.asList("Ryan", "Julie", "Bob")
...