2014/10/15 下午 10:12:32

iphone Programming Glossary: performant

Shadow or Border around a scrollview iphone

http://stackoverflow.com/questions/1562610/shadow-or-border-around-a-scrollview-iphone

but performance can be slow with this technique so I generally prefer to use the following more complex but more performant technique. You can create a PNG image with transparency in the middle and shadows around the edge it needs to have 9 distinct..

programmatically screenshot works bad on iOS 7

http://stackoverflow.com/questions/18956611/programmatically-screenshot-works-bad-on-ios-7

It works great on iOS 6 but in iOS 7 the image looks very bad. I used this answer iOS what's the fastest most performant way to make a screenshot programatically for trying to fix it and it helped still the screenshot looks bad. The screen gets..

How do I programmatically provide a glossy look to UIButtons?

http://stackoverflow.com/questions/3709183/how-do-i-programmatically-provide-a-glossy-look-to-uibuttons

I provide some code for drawing a gloss gradient over a UIView but Mirko's answer to that same question shows a more performant way of doing this. I created a more elaborate 3 D button style with gloss and shadowing as an example for my course. The..

iPhone GCC / LLVM GCC or LLVM?

http://stackoverflow.com/questions/3739783/iphone-gcc-llvm-gcc-or-llvm

anecdotal evidence. My recommendation is to use Clang LLVM LLVM Compiler 1.5 if you can for faster build times more performant applications and much better compiler errors. If you use C code or something else that the Clang parser cannot handle right..

RESTful frameworks for Android, iOS…?

http://stackoverflow.com/questions/4097686/restful-frameworks-for-android-ios

android lazy loading Android Hand made approach with the use of cursors backed by a SQLLite DB intended to be very performant and best practice of Android uses cursors Android Spring Android Rest Template Module Spring's RestTemplate is a robust..

iPhone Best practices for large number of animations using UIImageView

http://stackoverflow.com/questions/4496224/iphone-best-practices-for-large-number-of-animations-using-uiimageview

this question I'd recommend the movie route if you can get away with it. It'll be cleaner and likely much more performant. However if you're stuck with images for some reason here's performance from loading 5000 full frame images in succession..

How to apply “filters” to AVCaptureVideoPreviewLayer

http://stackoverflow.com/questions/5156872/how-to-apply-filters-to-avcapturevideopreviewlayer

video merely preview it. iphone avfoundation avcapturesession share improve this question Probably the most performant way of handling this would be to use OpenGL ES for filtering and display of these video frames. You won't be able to do..

Titanium Appcelerator iPhone App - App crashes when the table view is scrolled close to 1000th record and slows down when it starts scrolling

http://stackoverflow.com/questions/6596845/titanium-appcelerator-iphone-app-app-crashes-when-the-table-view-is-scrolled-c

Objective-C: Asynchronously populate UITableView - how to do this?

http://stackoverflow.com/questions/7491517/objective-c-asynchronously-populate-uitableview-how-to-do-this

improve this question Stop using ASIHTTPRequest. NSURLConnection is not hard to use and will result in better more performant code. Your JSON response should be fed into a data structure not the UI. I recommend Core Data. The data structure should..

How can you apply distortions to a UIImage using OpenGL ES?

http://stackoverflow.com/questions/9886843/how-can-you-apply-distortions-to-a-uiimage-using-opengl-es

reference on how to do this. iphone objective c ios opengl es core graphics share improve this question The most performant way of doing this kind of image processing would be to use OpenGL ES 2.0 shaders. Once again if I might point you to my..