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fire];Cadisplaylink // 创建displayLink CADisplayLink *displayLink = [CADisplayLink displayLinkWithTarget:self selector:@selector(test:)]; // 将创建的displaylink添加到runloop中，否则定时器不会执行 [displayLink addToRunLoop:[NSRunLoop mainRunLoop] forMode:NSDefaultRunLoopMode]; // 停止定时器 [

Tagged with: CCCCCC linux wildcard character style#文件名通配 Wildcard characters: *: matches any character of any length (0 to more) [[Email protected]_168_102_centos ~]# ls *08120808082014-05-16~]# ls-ld t*drwxr-xr-x 2 root Wanghan 40 15:46 Test？ : Matches any single character [[Emailprotected]_168_102_centos ~]# ls 0812080808 2014-05-16 ceshi_1 test [[emailprotected]_168_102_centos ~]# ls tes? [[emailprotected]_168_102_centos ~]# ls-ld tes? drwxr

: Ll/total drwxr-xr-x 2 root root 4096 root@df3880b17407:/# 22:51 bin Drwxr-x R-x 2 root 4096 Apr 22:12 boot drwxr-xr-x 3 root root 4096 June 22:49 Dev drwxr-xr-x-root root 4096 Sep 5 0 6:49 etc drwxr-xr-x 2 root 4096 Apr 22:12 home drwxr-xr-x root root 4096 22:50 li

InstancesExample 1: no parameter query[[email protected] ~]# lsAnaconda-ks.cfg Install.log Install.log.syslogExample 2: Show whether it is a file or a directory, its size, date and time of modification, the name of the file or directory, and the owner of the file and its permissions[Email protected]/]# ls-lTotal 90Dr-xr-xr-x. 2 root root 4096 Jul 19:24 binDr-xr-

Tags: blog HTTP color Io OS AR for strong For a long time, I have always wanted to learn coreanimation, but there are too many things involved. If I want to finish it all at once, I won't allow it. In the future, I will make up for it intermittently. Cadisplaylink was used in the recent project, so I took some time to look at it. I. Introduction 1. The cadisplaylink framework is the same as other coreanimation classes and is in quartzcore. framework. 2. The main feature of the function cadisplay

= [nsinvocationINVOCATIONWITHMETHODSIGNATURE:SIG];[Invocation settarget:[ccdirector Shareddirector];[Invocation setselector:selector];[Invocation performselectoronmainthread: @selector (invokewithtarget:)Withobject:[ccdirector Shareddirector] Waituntildone:no];Nsinvocationoperation *loopoperation = [[[Nsinvocationoperation Alloc]Initwithtarget:self selector: @selector (mainloop) Object:nil]Autorelease];//[Loopoperation performselectoronmainthread: @selector (start) Withobject:nilWaituntildone:n

Today, when writing a script, we found a strange problem: when we use cp to copy all the files in the current directory to the target directory, the source and target directories are of different sizes. I didn't pay attention to this problem until I checked some materials to find out that the format I used was incorrect ,.I. PreparationCp is a copy, and the simplest way to use it is: Cp oldfile newfileHowever, in this case, only files can be copied and directories cannot be copied. Therefore, th

http://blog.csdn.net/wzzvictory/article/details/22417181Core Animation series Cadisplaylinkwangzz Original address: http://blog.csdn.net/wzzvictory/article/details/22417181 Reprint Please specify the source if you feel that the article is helpful, please leave a message or follow Weibo, public account wangzzstrive to support me, thank you! Have always wanted to learn the next coreanimation, but the things involved too much, want to take all the time not allowed, will be intermittent completion.

Use CADisplayLink to implement jelly effect animation (learned from Glow Technical Team) and cadisplaylinkglowUse CADisplayLink for jelly effect AnimationCADisplayLink object is a timer object that allows your application to synchronize its drawing to the refresh rate of the display.Github1. Define a View@ InterfaceJellyView ()@ Property (strong, nonatomic) CADisplayLink * displayLink;@ Property (nonatomic) CGFloat from;@ Property (nonatomic) CGFloat;

immediately can use the following code.[Time Fire]; Cadisplaylink//Create DisplayLinkcadisplaylink*displayLink =[cadisplaylink displaylinkwithtarget:Self selector:@selector(test:)]; //Add the created DisplayLink to the Runloop, or the timer will not execute[displayLink addtorunloop: [nsrunloop mainrunloop] formode: Nsdefaultrunloopmode]; //Stop

|| | | | | Note:please Disregard the message | | You should add "extension=xdebug.so" to PHP.ini | | That's emitted by the PECL installer. This does isn't work for| | Xdebug. | | | +----------------------------------------------------------------------+[email protected] xdebug-2.2.5]

root@ubu-blockchain2:~# ll Total drwx------5 root root 4096 4 09:48./drwxr-xr-x root root 4096 Jul 26 11:26 .. /-rw-r--r--1 root root 3106 Oct. bashrc drwx------2 root root 4096 June 06:36. Cache/drwxr-xr-x 4 Root R oot 4096 Jul 15:59 ethereum-docker/drwxr-xr-x, root root 4096 Jul. npm/-rw-r--r--1 root root 148 17 PROFILE-RW-------1 root root 9149 4 09:48. vimi

, write, and execute permissions, while the other user has Read permissions.-rw-rw-r-x: The file owner and the same group of users have read and write permissions to the file, while the other user has only read and execute permissions.Drwx--x--x: The directory owner has read and write access to the directory, and other users can access the directory, but cannot read any data.DRWX------: In addition to the full permissions of the directory owner, other users have no permissions on the directory a

be written (write)x indicates that the file can be executed (if it is a program)Where: Rwx can also be replaced by numbersR------------4W-----------2X------------1-------------0Let's go:Represents the Add permission-Indicates delete permission= indicates a permission to make it uniqueWhen we all understand the above, then we often have some of the following permissions are easy to understand:-RW-------(600) Only the owner has read and write permissions-rw-r--r--(644) Only the owner has read and

@ allyes20121031 shell_study] # ll Total 144 Drwxr-xr-x 2 root 4096 May 27 2009-1 Drwxr-xr-x 2 root 4096 May 27 2009-10 Drwxr-xr-x 2 root 4096 May 27 2009-11 Drwxr-xr-x 2 root 4096 May 27 2009-12 Drwxr-xr-x 2 root 4096 May 27 2009-2 Drwxr-

directory total 8-rw-r -- r --. 1 root 23 Feb 20 06:09 a.txt-rw-r --. 1 root 0 Feb 20 06:09 hh.txt-rw-r --. 1 root 71 Feb 20 test [root @ model Documents] # [Root @ model Documents] # cp test4/tests/-rip // cp the entire test4 directory to the tests directory [root @ model Documents] # ls tests/a.txt c.txt test1 test4 x.txt z.txt [root @ model Documents] # ll tests/total 12-rw-r -- r --. 1 root 23 Feb 20 05:10 a.txt-rw-r --. 1 root 0 Feb 20 05:11 c.txt drwxr-

Tags: directory file related OperationsA directory related to the path 1 directory:Exchange Directory Command CD. Represents this Layer directory.. Represents a previous level directory Represents a previous working directory~ Represents the home directory where [current user identity] residesTwo directories are present in all directories [.] current directory [...] Top level directory of current directory [Email protected] ~]# Ls-al.Total Dosage 76Dr-

environments, and so on. During the development of Fedora 17, developers and Plugable Cooperation to improve the USB DisplayLink graphics card driver in the company DC-125/165 Multi-seat plug-and-play is supported in the product. The procedure is simple: Connect the DC-125/2.0 with the host installed with Fedora 17 GNOME 3 with a universal USB 165 wire connection. Connect the DC-125/165 to another monitor, keyboard, and mouse. Without any configurat

First, Display introduction: Fuselage interface: Mini USB interface Screen Size: 14 inch Support Resolution: 1366*768 Packaging: Display *1, bracket protection shell *1,USB Data line *1, drive disk *1, description page *2 Introduction of Display driver installation 1, the experimental environment: WIN7 64-bit flagship and Win8.1 Chinese version of the 64-bit environment, which screenshot is in the Win8.1 system screenshot. 2. Driver: Displaylink_7.5m1.exe 3, D

specify the user name, the command needs to enter the user name and password after execution;To copy from a remote server to a local server:The SCP command, which is replicated from remote to local, is identical to the command above, as long as the 2-parameter interchange order is made from the local copy to the remote command.Example 1: Copying files from a distance to a local directoryCommand: SCP root@192.168.120.204:/opt/soft/nginx-0.5.38.tar.gz/opt/soft/ Output: BSH Code [Root@localhos