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使用ffmpeg合并MP4文件

ffmpeg -i "Apache Sqoop Tutorial Part 1.mp4" -c copy -bsf:v h264_mp4toannexb -f mpegts intermediate1.ts
ffmpeg -i "Apache Sqoop Tutorial Part 2.mp4" -c copy -bsf:v h264_mp4toannexb -f mpegts intermediate2.ts
ffmpeg -i "Apache Sqoop Tutorial Part 3.mp4" -c copy -bsf:v h264_mp4toannexb -f mpegts intermediate3.ts
ffmpeg -i "Apache Sqoop Tutorial Part 4.mp4" -c copy -bsf:v h264_mp4toannexb -f mpegts intermediate4.ts
ffmpeg -i "concat:intermediate1.ts|intermediate2.ts|intermediate3.ts|intermediate4.ts" -c copy -bsf:a aac_adtstoasc "Apache Sqoop Tutorial.mp4"

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1.http://stackoverflow.com/questions/7787494/adding-bounce-effect-to-appearance-of-uiimageview

2.http://stackoverflow.com/questions/20637140/animation-slows-down-as-it-ends/20637179#20637179

zhaoxiaobao

1.UIRefreshControl without UITableViewController?
http://stackoverflow.com/questions/12497940/uirefreshcontrol-without-uitableviewcontroller
http://stackoverflow.com/questions/10291537/pull-to-refresh-uitableview-without-uitableviewcontroller?lq=1

2.UITableView - scroll to the top?
http://stackoverflow.com/questions/724892/uitableview-scroll-to-the-top

3.How to disable back swipe gesture in UINavigationController on iOS 7?
http://stackoverflow.com/questions/17209468/how-to-disable-back-swipe-gesture-in-uinavigationcontroller-on-ios-7

zhaoxiaobao

1.How do I convert an NSString value to NSData?
NSString* str = @"teststring";
NSData* data = [str dataUsingEncoding:NSUTF8StringEncoding];

2.How to check iOS version?
[[UIDevice currentDevice].systemVersion floatValue]

3.How do I create delegates in Objective-C?
http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c

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find . "(" -name "*.m" -or -name "*.mm" -or -name "*.cpp" -or -name "*.h" -or -name "*.rss" ")" -print | xargs wc -l

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#import <UIKit/UIKit.h>

@interface UIButton (antiMultiplyTouch)

- (void)antiMultiplyTouch:(NSTimeInterval)delay block:(void(^)(void))operation;

@end

== .m文件
#import "UIButton+AntiMultiplyTouch.h"