kim4apple

// this code will cause a UIView to shake--good for "login error"

CAKeyframeAnimation * anim = [ CAKeyframeAnimation animationWithKeyPath:@"transform" ] ;
anim.values = [ NSArray arrayWithObjects:
                   [ NSValue valueWithCATransform3D:CATransform3DMakeTranslation(-5.0f, 0.0f, 0.0f) ],
                   [ NSValue valueWithCATransform3D:CATransform3DMakeTranslation(5.0f, 0.0f, 0.0f) ], 
                   nil ] ;
anim.autoreverses = YES ;
anim.repeatCount = 2.0f ;
anim.duration = 0.07f ;

kim4apple

git=/usr/local/git/bin/git
touch Info.plist
version=`$git describe --dirty`
version=`echo $version | sed 's/[a-zA-Z]*//'`
versionNum=`echo $version | sed 's/\-[0-9]*\-[a-zA-Z0-9]*//'`
echo "#define GIT_VERSION $version" > InfoPlist.h
echo "#define APP_VERSION $versionNum" >> InfoPlist.h

kim4apple

Deploy your site with git

This gist assumes:

• you have a local git repo
• with an online remote repository (github / bitbucket etc)
• and a cloud server (Rackspace cloud / Amazon EC2 etc)
  • your (PHP) scripts are served from /var/www/html/
  • your webpages are executed by apache
• apache's home directory is /var/www/

kim4apple

- (NSData *)cleanUTF8:(NSData *)data {
    // this function is from
    // https://stackoverflow.com/questions/3485190/nsstring-initwithdata-returns-null
    //
    //
    iconv_t cd = iconv_open("UTF-8", "UTF-8"); // convert to UTF-8 from UTF-8
    int one = 1;
    iconvctl(cd, ICONV_SET_DISCARD_ILSEQ, &one); // discard invalid characters
    size_t inbytesleft, outbytesleft;
    inbytesleft = outbytesleft = data.length;

kim4apple

/* Copied, Pasted and summarized from ps' source code.
   You can use sysctl to get other process' argv.
 */

#include <sys/sysctl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define pid_of(pproc) pproc->kp_proc.p_pid

kim4apple

- (NSString *)_commandFromPid:(int)pid {
    int mib[3], argmax, nargs, c = 0;
    size_t size;
    char *procargs, *sp, *np, *cp;
    
    mib[0] = CTL_KERN;
    mib[1] = KERN_ARGMAX;
    
    size = sizeof(argmax);

kim4apple

- (NSString *)_commandFromPid:(int)pid {
    int mib[3], argmax, nargs, c = 0;
    size_t size;
    char *procargs, *sp, *np, *cp;
    
    mib[0] = CTL_KERN;
    mib[1] = KERN_ARGMAX;
    
    size = sizeof(argmax);

kim4apple

#import <libproc.h>
#import <sys/proc_info.h>


@interface ProcessUtil : NSObject
  
+ (NSArray <NSNumber *> *)loadProcessIds;
+ (NSString *)pathWithPid:(int)pid;
@end
  

kim4apple

Automatically check for updates:

Enable: sudo defaults write /Library/Preferences/com.apple.SoftwareUpdate AutomaticCheckEnabled -bool TRUE
Disable: sudo defaults write /Library/Preferences/com.apple.SoftwareUpdate AutomaticCheckEnabled -bool FALSE

Download newly available updates in the background:

Enable: sudo defaults write /Library/Preferences/com.apple.SoftwareUpdate AutomaticDownload -bool TRUE
Disable: sudo defaults write /Library/Preferences/com.apple.SoftwareUpdate AutomaticDownload -bool FALSE

kim4apple

# Even though device management is disabled in Server.app, 
# the processes still run.  Which the only issue with this is 
# it causes extremely slow shutdown times.  So here we disable this shit

sudo launchctl stop com.apple.DeviceManagement.postgres; 
sudo launchctl remove com.apple.DeviceManagement.postgres;
sudo launchctl unload -w /Applications/Server.app/Contents/ServerRoot/System/Library/LaunchDaemons/com.apple.DeviceManagement.postgres.plist

# Same goes for calendar server
sudo launchctl stop org.calendarserver.agent;