大约有 45,000 项符合查询结果（耗时：0.0568秒） [XML]
ImageView - have height match width?
...recated:
According to this post by Android Developers, all you need to do now is to wrap whatever you want within a PercentRelativeLayout or a PercentFrameLayout, and then specify its ratios, like so
<android.support.percent.PercentRelativeLayout
android:layout_width="match_parent"
and...
Copy file or directories recursively in Python
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I suggest you first call shutil.copytree, and if an exception is thrown, then retry with shutil.copy.
import shutil, errno
def copyanything(src, dst):
try:
shutil.copytree(src, dst)
except OSError as exc: # python >2.5
if exc.errno == errno.E...
jQuery - Detect value change on hidden input field
... It works, but it seems like it triggers the change event twice!. Is like if I put this code, it treggers it twice, if I remove the code, no triggers w/e.!!
– Janx from Venezuela
Aug 13 '13 at 22:02
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Keyboard shortcut to change font size in Eclipse?
...Out
Ctrl+-
This feature is described here:
In text editors, you can now use Zoom In (Ctrl++ or Ctrl+=) and Zoom Out (Ctrl+-) commands to increase and decrease the font size.
Like a change in the General > Appearance > Colors and Fonts preference page, the commands persistently change ...
Use HTML5 to resize an image before upload
I have found a few different posts and even questions on stackoverflow answering this question. I am basically implementing this same thing as this post .
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Mockito - difference between doReturn() and when()
...r comes written down first that is. Most people read left to right; so you now have to constantly remember to reverse the return-when logic in your head.
– GhostCat
Feb 24 '17 at 13:40
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Find out if string ends with another string in C++
How can I find out if a string ends with another string in C++?
20 Answers
20
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Create folder with batch but only if it doesn't already exist
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You just use this: if not exist "C:\VTS\" mkdir C:\VTS it wll create a directory only if the folder does not exist.
Note that this existence test will return true only if VTS exists and is a directory. If it is not there, or is there as a fil...
Capturing touches on a subview outside the frame of its superview using hitTest:withEvent:
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I have modified the accepted answer's code to be more generic - it handles the cases where the view does clip subviews to its bounds, may be hidden, and more importantly : if the subviews are complex view hierarchies, the correct subvi...
Storing integer values as constants in Enum manner in java [duplicate]
... return PAGE.SIGN_CREATE. That's the point of enumerated types.
However, if you're willing to add a few keystrokes, you can add fields to your enums, like this:
public enum PAGE{
SIGN_CREATE(0),
SIGN_CREATE_BONUS(1),
HOME_SCREEN(2),
REGISTER_SCREEN(3);
...