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@nilshoenson
nilshoenson / Shader.metal
Last active June 28, 2024 20:51
A wave animation built with shaders in SwiftUI.
#include <metal_stdlib>
#include <SwiftUI/SwiftUI_Metal.h>
using namespace metal;
// Create a horizontal bar
float bar(vector_float2 uv, float start, float height) {
return step(uv.y, height + start) - step(uv.y, start);
}
// Create waves animation using GLSL
@cprovatas
cprovatas / Data+PrettyPrint.swift
Created May 23, 2018 15:52
Pretty print JSON string from Data in Swift 4.1 (especially useful printing to Xcode console)
import Foundation
extension Data {
var prettyPrintedJSONString: NSString? { /// NSString gives us a nice sanitized debugDescription
guard let object = try? JSONSerialization.jsonObject(with: self, options: []),
let data = try? JSONSerialization.data(withJSONObject: object, options: [.prettyPrinted]),
let prettyPrintedString = NSString(data: data, encoding: String.Encoding.utf8.rawValue) else { return nil }
return prettyPrintedString
}
@chourobin
chourobin / 0-bridging-react-native-cheatsheet.md
Last active June 28, 2024 20:49
React Native Bridging Cheatsheet
@thousandlemons
thousandlemons / how-to-setup-shadowsocks-on-your-ubuntu-server.md
Last active November 20, 2021 00:14
How to setup Shadowsocks on your Ubuntu server
@pronebird
pronebird / CoreDataDuplicateRecordsPlayground.swift
Created July 11, 2016 18:26
Fetch duplicate records with CoreData
// Playground is where kids play
import CoreData
@objc(City)
class City: NSManagedObject {
@NSManaged var name: String
}
var cityEntity = NSEntityDescription()
@PurpleBooth
PurpleBooth / README-Template.md
Last active July 18, 2024 23:22
A template to make good README.md

Project Title

One Paragraph of project description goes here

Getting Started

These instructions will get you a copy of the project up and running on your local machine for development and testing purposes. See deployment for notes on how to deploy the project on a live system.

Prerequisites

@jabney
jabney / setOps.js
Last active February 1, 2023 10:55
Fast JavaScript set operations: union, intersection, difference, complement, and equals. Includes support for objects.
// setOps.js MIT License © 2014 James Abney http://github.com/jabney
// Set operations union, intersection, symmetric difference,
// relative complement, equals. Set operations are fast.
(function(so) {
'use strict';
var uidList = [], uid;
// Create and push the uid identity method.
@xmzio
xmzio / Macros.swift
Last active October 21, 2019 07:31
My aLog and dLog macros in Swift (to abbreviate NSLog)
//
// Macros.swift
//
// Created by Xavier Muñiz on 6/12/14.
import Foundation
// dLog and aLog macros to abbreviate NSLog.
// Use like this:
@irazasyed
irazasyed / homebrew-permissions-issue.md
Last active June 14, 2024 17:01
Homebrew: Permissions Denied Issue Fix (OS X / macOS)

Homebrew Permissions Denied Issues Solution

sudo chown -R $(whoami) $(brew --prefix)/*

@dergachev
dergachev / GIF-Screencast-OSX.md
Last active July 17, 2024 14:20
OS X Screencast to animated GIF

OS X Screencast to animated GIF

This gist shows how to create a GIF screencast using only free OS X tools: QuickTime, ffmpeg, and gifsicle.

Screencapture GIF

Instructions

To capture the video (filesize: 19MB), using the free "QuickTime Player" application: