beefon

setopt extended_glob

removeDerivedData() {
    local project_name=$1
    if [[ -z "$project_name" ]]
    then
        rm -rf ~/Library/Developer/Xcode/DerivedData/*/^Index
    else
        rm -rf ~/Library/Developer/Xcode/DerivedData/"$project_name"*/^Index
    fi

beefon

import Dispatch
import Foundation

// If you run this playground, you will never see `Request feedback` message in console.
let queue = OperationQueue()

// but if you uncomment the line below, it suddenly starts working great
// queue.maxConcurrentOperationCount = 63
// but if you set maxConcurrentOperationCount to 64, it stops working again

beefon

{
	"entries": [{
		"testsToRun": [],
		"testDestination": {
			"deviceType": "iPhone 7",
			"runtime": "11.3"
		},
		"numberOfRetries": 5,
		"environment": {
			"SOME_ENV": "it will be available in tests via ProcessInfo.processInfo.environment"

beefon

{
	"entries": [{
		"testsToRun": [],
		"testDestination": {
			"deviceType": "iPhone 7",
			"runtime": "11.3"
		},
		"numberOfRetries": 5,
		"environment": {
			"SOME_ENV": "it will be available in tests via ProcessInfo.processInfo.environment"

beefon

Have a look at load.sh file below, it contains all necessary commands to automate the process of changing system limits.

This guide has been tested on macOS High Sierra and Mojave. If you'd like to learn a theory, please continue reading.

How to Change Open Files Limit on OS X and macOS

This text is the section about OS X Yosemite (which also works for macOS Sierra) from https://docs.basho.com/riak/kv/2.1.4/using/performance/open-files-limit/#mac-os-x

_The last time i visited this link it was dead (403), so I cloned it here from the latest snapshot in Archive.org's Wayback Machine

beefon

FIRST:
brew install vcprompt

.bashrc:


# colors
DULL=0
BRIGHT=1

beefon

@interface ViewController ()

@property (nonatomic, strong) UIView *caView;
@property (nonatomic, strong) UIView *timerView;

@property (nonatomic, assign) NSTimeInterval start;

@end

@implementation ViewController

beefon

NSImage *backgroundImage = [[NSImage imageNamed:@"PopoverBackgroud.png"] stretchableImageWithEdgeInsets:[self backgroundImageInsets]];
NSImageView *backgroundImageView = [[NSImageView alloc] initWithFrame:contentRect];
backgroundImageView.autoresizingMask = NSViewWidthSizable | NSViewHeightSizable;
backgroundImageView.imageScaling = NSImageScaleAxesIndependently;
backgroundImageView.image = backgroundImage;
[_positioningWindow.contentView addSubview:backgroundImageView];
[backgroundImageView release];