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function secondsToHoursMinutesSeconds(totalSec) {
  totalSec = Math.round(totalSec)
  var hours = Math.floor(totalSec / 3600) % 24
  totalSec -= hours * 3600
  var minutes = Math.floor(totalSec / 60) % 60
  totalSec -= minutes * 60
  return padToTwo(hours) + ':' + padToTwo(minutes) + ':' + padToTwo(totalSec)
}

// 3000 -> "50:00"

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var Promise = require('bluebird')
var a = Promise.reject(new Error('load failed')).delay(100)
var b = Promise.resolve(123).delay(50)

var queue = [a,b]
function processQueue() {
  var next = queue.shift()
  if (next) {
    return next.catch(processQueue)
  } else {

jdelStrother

# Stuff with obvious replacements:
image_science, rmagick   =>   mini_magick (not a drop-in replacement)
mysql2   =>  activerecord-jdbc-adapter, jdbc-mysql
unicorn   =>   puma


# Stuff that we only use because they're optimized:
hiredis
yajl-ruby  =>  json

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int main(int argc, char * argv[])
{
  DrawInfo* info = AcquireMagickMemory(sizeof(*info));
  GetDrawInfo(NULL, info);
  DestroyDrawInfo(info);
  return 0;
}

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$ gcc -I/ec/include/ImageMagick-6/ -L/ec/lib -lMagickCore-6.Q16 ./magick.c
$ UMEM_DEBUG=default,audit,verbose ./a.out
umem allocator: redzone violation: write past end of buffer
buffer=8103bc0  bufctl=8106a58  cache: umem_alloc_640
previous transaction on buffer 8103bc0:
thread=1  time=T-0.000636133  slab=8105f98  cache: umem_alloc_640
libumem.so.1'umem_cache_alloc_debug+0x1fe
libumem.so.1'umem_cache_alloc+0x18f
libumem.so.1'umem_alloc+0x50
libumem.so.1'malloc+0x36

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  DrawInfo* info = malloc(sizeof(*info));
  GetDrawInfo(NULL, info);
  DestroyDrawInfo(info);

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@interface Person : NSObject
@property NSString* firstName, *lastName;
-(NSString*)fullName;
@end

@implementation Person

+ (NSSet *)keyPathsForValuesAffectingFullName {
	return [NSSet setWithObjects:@"lastName", @"firstName", nil];
}

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__block NSManagedObjectID objectID = nil;
[moc performBlockAndWait: ^{
	NSManagedObject* object = findOrCreateSomethingSpecial(moc);
	objectID = object.objectID;
}];

dispatch_async(dispatch_get_main_queue(), ^{
  	doSomethingWith(objectID);
});

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Master:
[69165] 05 Mar 15:19:02.664 * DB saved on disk
[38026] 05 Mar 15:19:06.211 * Background saving terminated with success
[38026] 05 Mar 15:19:06.483 * Slave ask for synchronization
[38026] 05 Mar 15:19:06.483 * Starting BGSAVE for SYNC
[38026] 05 Mar 15:19:07.178 * Background saving started by pid 71219
[71219] 05 Mar 15:19:47.809 * DB saved on disk
[38026] 05 Mar 15:19:51.126 * Background saving terminated with success
[38026] 05 Mar 15:19:51.497 * Slave ask for synchronization
[38026] 05 Mar 15:19:51.497 * Starting BGSAVE for SYNC

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# Redis configuration file example

#slaveof 10.12.86.71 6379

daemonize yes
pidfile /ec/var/redis/redis_6379.pid
timeout 300
loglevel notice

logfile /home/audioboo/logs/redis_6379.log