大约有 38,000 项符合查询结果（耗时：0.0625秒） [XML]
What is the correct way to get a subarray in Scala?
...
oh, of course, ArrayOps scala-lang.org/api/current/scala/collection/mutable/…, I'm dumb.
– nnythm
May 31 '12 at 9:43
...
Reading an image file into bitmap from sdcard, why am I getting a NullPointerException?
...
The MediaStore API is probably throwing away the alpha channel (i.e. decoding to RGB565). If you have a file path, just use BitmapFactory directly, but tell it to use a format that preserves alpha:
BitmapFactory.Options options = new Bitma...
How to detect the currently pressed key?
...odifier keys. If you want other keys, you'll need to call the GetKeyState API function.
– SLaks
Dec 18 '09 at 13:17
2
...
How do I fix "The expression of type List needs unchecked conversion…'?
...
This is a common problem when dealing with pre-Java 5 APIs. To automate the solution from erickson, you can create the following generic method:
public static <T> List<T> castList(Class<? extends T> clazz, Collection<?> c) {
List<T> r = new Arr...
Base64 Decoding in iOS 7+
I have Encoded text( NSString ) using NSData Class new API which is Added in iOS7.
2 Answers
...
How to Avoid Response.End() “Thread was being aborted” Exception during the Excel file download
... According to documentation at docs.microsoft.com/en-us/dotnet/api/system.web.httpresponse.end Request.End is supported only for backward compatibility. CompleteRequest usage is recommended as replacement
– Rudolf Dvoracek
Jul 3 '18 at 10:59
...
Generate a UUID on iOS from Swift
...
You could also just use the NSUUID API:
let uuid = NSUUID()
If you want to get the string value back out, you can use uuid.UUIDString.
Note that NSUUID is available from iOS 6 and up.
...
Combating AngularJS executing controller twice
... good explanation of this in the docs for ngController, docs.angularjs.org/api/ng/directive/ngController
– Charles
Feb 28 '14 at 4:46
1
...
How to change the opacity (alpha, transparency) of an element in a canvas element after it has been
...ue of something that has been drawn already. Maybe this wasn't part of the api when this question was asked.
given 2d context c.
function reduceAlpha(x, y, w, h, dA) {
var screenData = c.getImageData(x, y, w, h);
for(let i = 3; i < screenData.data.length; i+=4){
screenData.data[i] -...
How Can I Browse/View The Values Stored in Redis [closed]
...n (delete, rename, duplicate)
Value editor
Online configuration
JavaScript API directly accessible from the browser console for light data processing
Lua Editor
Online terminal with auto-completion and inline-documentation
Real-time data-visualization
Full disclosure: I founded Redsmi...