大约有 44,000 项符合查询结果（耗时：0.0756秒） [XML]
Android Crop Center of Bitmap
I have bitmaps which are squares or rectangles. I take the shortest side and do something like this:
9 Answers
...
What is the difference between print and puts?
...ust be opened for writing. Each given object that isn't a
string will be converted by calling its to_s method. When
called without arguments, prints the contents of $_.
If the output field separator ($,) is not nil, it
is inserted between objects. If the output record separator
($\) is ...
What's the difference between __PRETTY_FUNCTION__, __FUNCTION__, __func__?
... the difference between __PRETTY_FUNCTION__ , __FUNCTION__ , __func__ , and where are they documented? How do I decide which one to use?
...
Android Spinner: Get the selected item change event
...
Some of the previous answers are not correct. They work for other widgets and views, but the documentation for the Spinner widget clearly states:
A spinner does not support item click
events. Calling this method will raise
an exception.
Better use OnItemSelectedListener() instead:
spinn...
Why are elementwise additions much faster in separate loops than in a combined loop?
Suppose a1 , b1 , c1 , and d1 point to heap memory and my numerical code has the following core loop.
10 Answers
...
How do you get the width and height of a multi-dimensional array?
... postfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9....
Should accessing SharedPreferences be done off the UI Thread?
...haredPreferenced$Editor.apply() instead of commit(). apply() is new in GB and async (but always safe, careful of lifecycle transitions). You can use reflection to conditionally call apply() on GB+ and commit() on Froyo or below. I'll be doing a blogpost with sample code of how to do this.
Regar...
Fit Image in ImageButton in Android
...
I want them to cover 75% of the button area.
Use android:padding="20dp" (adjust the padding as needed) to control how much the image takes up on the button.
but where as some images cover less area, some are too big to fit into the imageButton. How to programatically re...
What function is to replace a substring from a string in C?
Given a ( char * ) string, I want to find all occurrences of a substring and replace them with an alternate string. I do not see any simple function that achieves this in <string.h> .
...
What is the difference between ManualResetEvent and AutoResetEvent in .NET?
I have read the documentation on this and I think I understand. An AutoResetEvent resets when the code passes through event.WaitOne() , but a ManualResetEvent does not.
...