大约有 16,000 项符合查询结果（耗时：0.0465秒） [XML]
How to shuffle a std::vector?
...I currently do it, but I think it's not very efficient because it needs an intermediate array and it needs to know the item type (DeckCard in this example):
...
Bring a window to the front in WPF
...
Great hint! TopMost makes the magic happen on Windows 7 if the window is already open, but below the other windows.
– gsb
Sep 29 '12 at 18:37
...
Get visible items in RecyclerView
....
If you are using LinearLayoutManager or GridLayoutManager, you can use
int findFirstVisibleItemPosition();
int findFirstCompletelyVisibleItemPosition();
int findLastVisibleItemPosition();
int findLastCompletelyVisibleItemPosition();
For example:
GridLayoutManager layoutManager = ((GridLayoutM...
How do I put a border around an Android textview?
...id:background="@drawable/back"/>
And rectangle drawable back.xml (put into res/drawable folder):
<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle" >
<solid android:color="@android:color/white" />
<stroke android:width="1dip" androi...
Getting Checkbox Value in ASP.NET MVC 4
...
To convert a value returned from a check box in a form to a Boolean property I used the ValueProviderResult's in build converter in a custom ModelBinder.
ValueProviderResult cbValue = bindingContext.ValueProvider.GetValue("Ch...
Scala constructor overload?
... they can in Java. This ensures that the primary constructor is the sole point of entry to the class.
class Foo(x: Int, y: Int, z: String) {
// default y parameter to 0
def this(x: Int, z: String) = this(x, 0, z)
// default x & y parameters to 0
// calls previous auxiliary constr...
How to refresh app upon shaking the device?
...
Here is an example code.
Put this into your activity class:
/* put this into your activity class */
private SensorManager mSensorManager;
private float mAccel; // acceleration apart from gravity
private float mAccelCurrent; // current acceleration in...
Padding or margin value in pixels as integer using jQuery
...y just to do something that's already natively available!
jQuery's .css() converts %'s and em's to their pixel equivalent to begin with, and parseInt() will remove the 'px' from the end of the returned string and convert it to an integer:
http://jsfiddle.net/BXnXJ/
$(document).ready(function () {...
Number of days in particular month of particular year?
...r of days in that month
YearMonth yearMonthObject = YearMonth.of(1999, 2);
int daysInMonth = yearMonthObject.lengthOfMonth(); //28
Test: try a month in a leap year:
yearMonthObject = YearMonth.of(2000, 2);
daysInMonth = yearMonthObject.lengthOfMonth(); //29
Java 7 and earlier
Create a calen...
What's the nearest substitute for a function pointer in Java?
...e line of code. This is a perfect application for passing in a function pointer to replace that one line, but Java doesn't have function pointers. What's my best alternative?
...