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import UIKit
class AsyncOperation : NSOperation{
enum State{
case Waiting, Executing, Finished
}
@clementgenzmer
clementgenzmer / FBAnimationPerformanceTracker.h
Last active September 18, 2023 23:02
FBAnimationPerformanceTracker
/*
* This is an example provided by Facebook are for non-commercial testing and
* evaluation purposes only.
*
* Facebook reserves all rights not expressly granted.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON INFRINGEMENT. IN NO EVENT SHALL
* FACEBOOK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
@malatx
malatx / sample-dash.php
Last active January 28, 2018 06:21
Sample Indie App Dashboard via AppFigures Data
<?php
// This is sample code to draw some of the charts I blogged about here:
// https://medium.com/ios-os-x-development/keeping-your-wits-as-an-indie-app-developer-3b5b14428e1f
//
// A few disclaimers:
// 1. This assumes you have at least 30 days of sales data in order to draw the Trailing 7 Days Chart
// 2. This assumes you have over 52 consecutive weeks of data in order to draw the Trailing Year Chart
// 3. I don't really know PHP. Everything this does, I had to look it up while writing it. If you actually know PHP, sorry. There are surely better ways.
//
// the results of this PHP script is intended to be drawn using the Flot library.
@jspahrsummers
jspahrsummers / GHRunLoopWatchdog.h
Created January 28, 2015 20:50
A class for logging excessive blocking on the main thread
/// Observes a run loop to detect any stalling or blocking that occurs.
///
/// This class is thread-safe.
@interface GHRunLoopWatchdog : NSObject
/// Initializes the receiver to watch the specified run loop, using a default
/// stalling threshold.
- (id)initWithRunLoop:(CFRunLoopRef)runLoop;
/// Initializes the receiver to detect when the specified run loop blocks for
@steipete
steipete / Warnings.xcconfig
Last active February 1, 2020 15:06
The warnings configuration we use in the PSPDFKit iOS framework - http://pspdfkit.com
//
// Warnings.xcconfig
//
// The list of warnings we (don’t) use, and the reasons why.
//
// :MARK: Warnings in use:
// :MARK: -everything
// We want the best possible diagnostics, so we simply enable everything that exists, and then opt–out of what doesn’t make sense for us.
//
// :MARK: - Warnings not to be promoted:
@steipete
steipete / Defaults.xcconfig
Last active February 1, 2020 15:06
The prelude to the warnings configuration we use in the PSPDFKit iOS framework - http://pspdfkit.com
//
// Defaults.xcconfig
//
// Common customizations/sanitizations of the platform defaults for our projects.
//
// For compatibility reasons, the iOS platform has a couple of not–so–sensible defaults.
// This file collects, and annotates the deviations from these defaults.
//
// :NOTE: Some of the settings herein may be redundant for newly created projects/targets:
// Xcode’s project/target templates take several (but not all!) of these issues into account.
@jberkus
jberkus / gist:6b1bcaf7724dfc2a54f3
Last active January 7, 2024 21:26
Finding Unused Indexes
WITH table_scans as (
SELECT relid,
tables.idx_scan + tables.seq_scan as all_scans,
( tables.n_tup_ins + tables.n_tup_upd + tables.n_tup_del ) as writes,
pg_relation_size(relid) as table_size
FROM pg_stat_user_tables as tables
),
all_writes as (
SELECT sum(writes) as total_writes
FROM table_scans
@tomasbasham
tomasbasham / UIImage+Scale.m
Last active February 1, 2024 19:04
Scale a UIImage to any given rect keeping the aspect ratio
@implementation UIImage (scale)
/**
* Scales an image to fit within a bounds with a size governed by
* the passed size. Also keeps the aspect ratio.
*
* Switch MIN to MAX for aspect fill instead of fit.
*
* @param newSize the size of the bounds the image must fit within.
* @return a new scaled image.
#import "MMNavigationController.h"
#import <MMDrawerController/UIViewController+MMDrawerController.h>
@interface MMNavigationController ()
@end
@implementation MMNavigationController
@dlo
dlo / Auto-layout-keyboard-adjustment.md
Last active February 26, 2021 07:33
How to adjust a view's height with Auto Layout when a keyboard appears or disappears in iOS 7.

This gist outlines how to resize a view when a keyboard appears using Auto Layout (there are a bunch of code samples out there that manually adjust the view's frame, but that's just so 2013). The method I outline below works universally on both iPhone and iPad, portrait and landscape, and is pretty darn simple.

Setting Up

The first thing to do is to define our containing view controller, the view, and the bottom constraint that we'll use to adjust its size.

Here's HeightAdjustingViewController.h. We don't need to expose any public properties, so it's pretty bare.