大约有 46,000 项符合查询结果（耗时：0.0689秒） [XML]
Accessing constructor of an anonymous class
...ymous class. For example:
public class Test {
public static void main(String[] args) throws Exception {
final int fakeConstructorArg = 10;
Object a = new Object() {
{
System.out.println("arg = " + fakeConstructorArg);
}
};
}
}...
What are the true benefits of ExpandoObject?
...le, imagine that you have a dictionary within a dictionary:
Dictionary<String, object> dict = new Dictionary<string, object>();
Dictionary<String, object> address = new Dictionary<string,object>();
dict["Address"] = address;
address["State"] = "WA";
Console.WriteLine(((Dicti...
Generic type conversion FROM string
...rt.ChangeType(base.Value, typeof(T)); }
set { base.Value = value.ToString();}
}
}
share
|
improve this answer
|
follow
|
...
What does “dereferencing” a pointer mean?
...his way C encodes text in memory is known as ASCIIZ.
For example, if the string literal happened to be at address 0x1000 and p a 32-bit pointer at 0x2000, the memory content would be:
Memory Address (hex) Variable name Contents
1000 'a' == 97 (ASCII)
1001...
Does python have an equivalent to Java Class.forName()?
I have the need to take a string argument and create an object of the class named in that string in Python. In Java, I would use Class.forName().newInstance() . Is there an equivalent in Python?
...
Replace whole line containing a string using Sed
...tion that I am using the -i and -e flags as follows: sed -i -e "s/.*search_string.*/Replacement_line/' file_being_searched.txt
– Kent Bull
Dec 27 '14 at 19:24
...
How to merge two files line by line in Bash
...
M-x replace-string in Emacs will take out tabs, presumably Vim and maybe some other text editors can do it too.
– Ben
Aug 8 '14 at 8:06
...
Getting attributes of Enum's value
... memberInfos = enumType.GetMember(FunkyAttributesEnum.NameWithoutSpaces1.ToString());
var enumValueMemberInfo = memberInfos.FirstOrDefault(m => m.DeclaringType == enumType);
var valueAttributes =
enumValueMemberInfo.GetCustomAttributes(typeof(DescriptionAttribute), false);
var description ...
Oracle SQL, concatenate multiple columns + add text
...
You have two options for concatenating strings in Oracle:
CONCAT
Using ||
CONCAT example:
CONCAT(
CONCAT(
CONCAT(
CONCAT(
CONCAT('I like ', t.type_desc_column),
' cake with '),
t.icing_desc_column),
' and a '),
t.frui...
CSS Input Type Selectors - Possible to have an “or” or “not” syntax?
...ul>
Multiple selectors
As Vincent mentioned, it's possible to string multiple :not()s together:
input:not([type='checkbox']):not([type='submit'])
CSS4, which is not yet widely supported, allows multiple selectors in a :not()
input:not([type='checkbox'],[type='submit'])
Legacy s...