Punishment

— biased bits

An incredible ending to one of the best shows ever, Boss

Mistakes in Go: JSON (un)marshalling

— golang, protip

Don't reuse the same struct address when unmarshalling JSON with Go. Seriously.

The prince and the magician

— biased bits

"Reality is that which, when you stop believing in it, doesn’t go away."

Throughput impedance (mis)matching

— golang, timehop

An overview of Timehop's push notification system, and how throttling and buffering communication between services on your backend can prevent you from DDoS'ing yourself.

Atomics in Objective-C

— cocoade, bare metal

Fun with the OSAtomic package in Cocoa land.

Golang custom transports and timeouts

— golang, timehop, bare metal

Golang, custom transports and slow leaks — the perils of not using timeouts across the board.

The Idiot Line

— biased bits

A sort of ode to all the incredibe designers I've worked with.

Speed up AirDrop transfers

— protip

Airdrop transfers, from ~300KB/s to 10MB/s with a simple command.

objc_setAssociatedObject

— cocoade

Dynamically adding properties to Objective-C categories.

BBCyclingLabel: UILabel with animated transitions

— cocoade

A library to perform custom cycling animations when switching text on labels.

A/B testing with Jekyll and Google Analytics

— protip, meta

How to run an A/B test with Jekyll and Google Analytics.

Cocoa data serialization benchmark: Archive framework vs custom serialization

— cocoade, bare metal

Building a custom serialization mechanism that's about 2x faster than Cocoa Archive Framework.

Twitter, the Zombie Land

— biased bits

The attack of the retweeting zombies.

Convert to Base 62 in Cocoa

— protip, cocoade

Quick snippet to convert a number to its Base62 representation in Objective-C.

Bound to be ugly

— biased bits

When things are built for the first time, they're not going to be pretty.

UIImage from ALAsset: getting the right orientation

— protip, cocoade

Finding the True North of an ALAsset.

A CountDownLatch with GCD

— protip, cocoade

For those who long for java.util.concurrent.CountDownLatch

NSDate and currentTimeMillis

— protip, cocoade

For those who long for System.currentTimeMillis().

File System vs Core Data: the image cache test

— cocoade

Benchmarking CoreData vs a simple file-system implementation of an image cache for iOS.

Hide git folder with .htaccess

— protip

Enable user/password auth over SSH on EC2 Ubuntu AMIs

— protip

Not a particularly good idea.

Xcode Twilight theme

— ui

A pretty theme for Xcode.

Objective C unit tests and Categories: 'unrecognized selector'

— protip

Making sure your categories are available for unit testing on Xcode.

Non-US Apple MBP keyboard layout under Windows

— protip

If you don't have a non-US keyboard layout just move along.

Redis and JedisPool configuration – sensible defaults?

— protip, bare metal

Glueing JedisPool configuration and Spring.

Netty tutorial – High speed custom codecs with ReplayingDecoder

— bare metal

How to build a high-speed binary custom codec using Netty's ReplayingDecoder.

CountDownLatch vs wait()/notify()

— protip

A micro benchmark on Java's CountDownLatch vs wait()/notify() semantics.

Netty releaseExternalResources() hangs

— protip

Addressing a caveat of Netty's cleanup routines.

An enhanced version of ReplayingDecoder for Netty

— bare metal

Tutorial on how to enhance Netty's ReplayingDecoder for complex use cases.

Java's new vs newInstance()

— protip

A Java reflection micro benchmark.

Handshaking tutorial with Netty

— bare metal

Tutorial on building a client-server handshaking protocol with Netty.

Naming threads created with the ExecutorService

— protip

Assigning custom names to your Java threads for easier debugging.

SSH Tunneling handy one-liners

— protip

Connecting via SSH to a machine within a private network through a gateway.