大约有 30,000 项符合查询结果（耗时：0.0881秒） [XML]
Can I call a constructor from another constructor (do constructor chaining) in C++?
...
C++11: Yes!
C++11 and onwards has this same feature (called delegating constructors).
The syntax is slightly different from C#:
class Foo {
public:
Foo(char x, int y) {}
Foo(int y) : Foo('a', y) {}
};
C++03: No
Unfortunately, there's no way to do this in C++03, but t...
How to work around the stricter Java 8 Javadoc when using Maven
...less of the Java version.
<profiles>
<profile>
<id>disable-java8-doclint</id>
<activation>
<jdk>[1.8,)</jdk>
</activation>
<properties>
<additionalparam>-Xdoclint:none</addition...
Getting individual colors from a color map in matplotlib
...question was actually very close to what you needed, all you have to do is call the cmap object you have.
import matplotlib
cmap = matplotlib.cm.get_cmap('Spectral')
rgba = cmap(0.5)
print(rgba) # (0.99807766255210428, 0.99923106502084169, 0.74602077638401709, 1.0)
For values outside of the ran...
Should __init__() call the parent class's __init__()?
...
In Python, calling the super-class' __init__ is optional. If you call it, it is then also optional whether to use the super identifier, or whether to explicitly name the super class:
object.__init__(self)
In case of object, calling t...
jQuery Date Picker - disable past dates
...epickers
<label for="from">From</label> <input type="text" id="from" name="from"/> <label for="to">to</label> <input type="text" id="to" name="to"/>
var dateToday = new Date();
var dates = $("#from, #to").datepicker({
defaultDate: "+1w",
changeMonth: tru...
How to get last items of a list in Python?
...these libraries obviates manual implementation. One of these libraries is called more_itertools (install via > pip install more-itertools); see more_itertools.tail.
D. A member of the itertools library. Note, itertools.islice does not support negative slicing.
E. Another tool is implemented i...
Android activity life cycle - what are all these methods for?
...so many similar sounding methods ( onCreate() , onStart() , onResume() ) called during initialization, and so many others ( onPause() , onStop() , onDestroy() ) called at the end?
...
Find a value anywhere in a database
...> @TableName
AND OBJECTPROPERTY(
OBJECT_ID(
QUOTENAME(TABLE_SCHEMA) + '.' + QUOTENAME(TABLE_NAME)
), 'IsMSShipped'
) = 0
)
WHILE (@TableName IS NOT NULL) AND (@ColumnName IS NOT NU...
How to make a Bootstrap accordion collapse when clicking the header div?
...t;a> tags, e.g.:
.panel-heading {
cursor: pointer;
}
Here's a jsfiddle with the modified html from the Bootstrap 3 documentation.
share
|
improve this answer
|
foll...
Proper way to initialize a C# dictionary with values?
... simple .NET 4.0 console application:
static class Program
{
static void Main(string[] args)
{
var myDict = new Dictionary<string, string>
{
{ "key1", "value1" },
{ "key2", "value2" }
};
Console.ReadKey();
}
}
Can you try ...