大约有 40,000 项符合查询结果（耗时：0.0550秒） [XML]
`elif` in list comprehension conditionals
... = [1, 2, 3, 4, 5]
>>> ['yes' if v == 1 else 'no' if v == 2 else 'idle' for v in l]
['yes', 'no', 'idle', 'idle', 'idle']
Hope this helps :-)
share
|
improve this answer
|
...
Matplotlib different size subplots
...dd two subplots to a figure. One subplot needs to be about three times as wide as the second (same height). I accomplished this using GridSpec and the colspan argument but I would like to do this using figure so I can save to PDF. I can adjust the first figure using the figsize argument in t...
How to not run an example using roxygen2?
... tag, so I think it's an roxygen2 problem. I don't think \example{} is valid -- see cran.r-project.org/doc/manuals/…
– GSee
Apr 1 '13 at 21:27
2
...
How are “mvn clean package” and “mvn clean install” different?
...f a maven project
These are the default life cycle phases in maven
validate - validate the project is correct and all necessary information is available
compile - compile the source code of the project
test - test the compiled source code using a suitable unit testing framework. These tests sho...
Git, How to reset origin/master to a commit?
...
Agreed, had to do this today after accidentally merging the wrong branches together then pushing to origin. It works well, but it could be very disruptive if other people have been checking out the affected branches from origin. Use with caution.
...
in iPhone App How to detect the screen resolution of the device
...ne 6 Plus (Retina HD) will give a 3.0f.
Now if you want to get the pixel width & height of the iOS device screen you just need to do one simple thing.
CGSize screenSize = CGSizeMake(screenBounds.size.width * screenScale, screenBounds.size.height * screenScale);
By multiplying by the screen's...
How does the ThreadStatic attribute work?
... [ThreadStatic]
public int a;
}
[Test]
public void Try() {
var a1 = new A();
var a2 = new A();
a1.a = 5;
a2.a = 10;
a1.a.Should().Be.EqualTo(5);
a2.a.Should().Be.EqualTo(10);
}
Additionally it is worth mentioning that T...
warning: implicit declaration of function
...de <math.h>
#include <libpic30.h> // http://microchip.wikidot.com/faq:74
#include <stdint.h>
#include <stdbool.h>
#include "GenericTypeDefs.h" // This has the 'BYTE' type definition
The above will not generate the "implicit declaration of function" error, but below w...
Why is the JVM stack-based and the Dalvik VM register-based?
I'm curious, why did Sun decide to make the JVM stack-based and Google decide to make the DalvikVM register-based?
3 Answer...
Indent starting from the second line of a paragraph with CSS
...anging indent)?
If it is the latter, something along the lines of this JSFiddle would be appropriate.
div {
padding-left: 1.5em;
text-indent:-1.5em;
}
span {
padding-left: 1.5em;
text-indent:-1.5em;
}
<div>Lorem ipsum dolor si...