Running PS2 games over network from USB drive connected to Raspberry Pi Setup USB Flash Drive Setup Raspberry Pi Setup FMCB USB Storage Put games you own into DVD directory. (Or into CD ...

Disk Utility in Terminal List available volumes: $ diskutil list [...] /dev/disk2 (internal, physical): #: TYPE NAME SIZE IDENTIFIER 0: FD...

QEMU on macOS Install QEMU first (e.g. using Homebrew): $ brew install qemu Launch script based on GCW Zero’s one (removed SDL and audio set to none). It should mount ./sdcard folder as /media...

The grep utility can be used to find files contains occurrences of the given pattern. $ man grep Add colors There is an option to have matching text to be marked up. It’s nice to have it each t...

Using system clipboard in Vim on macOS When you do copy, cut and paste text in Vim it goes into Vim’s own buffer (register). Actually it has many registers, but we are’re interested only in primar...

Create custom progress view using CALayer and CoreAnimation. Start with base class and protocols. Our base class should have progress property marked as @NSManaged to work with CoreAnimation. Al...

Mixin — it is a protocol with default implementation of methods. Let’s say we have a registration screen with email input text field that needs to be validated to be sure it is correct email add...

Our goal is to use string pattern matching in easy-swifty way: // Credit card number let string = "4916474932438684" // Check if it's Visa if string =~ "^4[0-9]{6,}$" { /* */ } Pattern ma...

Extensions in Swift allow us to add methods to existing objects (class, struct, enum and protocol). They are similar to categories in Objective-C. Let’s extend UIColor class with custom convenienc...

Unicode macOS symbols list: ⌘ – ⌘ – ⌘ – Command Key ⌥ – ⌥ – ⌥ – Option Key ⇧ – ⇧ – ⇧ – Shift Key ⎋ – ⎋ – &#90...