Bill Chan billypchan

😶

Focusing

The one likes solving tiny interesting challenges.

billypchan / remove remote deleted branch on macOS

Created August 8, 2018 12:20

git fetch -p && for branch in `git branch -vv | grep ': gone]' | awk '{print $1}'`; do git branch -D $branch; done

billypchan / gist:b87e6989e662f7fc2752e85fac94bc59

Created May 9, 2018 10:16

install cocoapod v1.3.1

sudo gem install -n /usr/local/bin cocoapods -v 1.3.1

billypchan / print debug info form address in Xcode console

Last active May 8, 2018 12:13

	(lldb) expr -l Swift -- import UIKit
	(lldb) expr -l Swift -- let $view = unsafeBitCast(0x7fbe2ac66ee0, to: UIView.self)
	(lldb) expr -l Swift -- print($view.superview)

billypchan / print info for debugging UIView animation

Last active April 12, 2018 09:39

print("🤛 leftView.hidden = YES, layer.presentation()?.frame =\(String(describing: (self.leftView.layer.presentation()?.frame)!))")

billypchan / UIApplicationState+description.swift

Last active March 27, 2018 09:25

	extension UIApplicationState : CustomStringConvertible {
	public var description: String {
	switch self {
	case .active: return "active"

	case .inactive: return "inactive"

	case .background: return "background"
	}
	}

billypchan / speratePhotosByDate.sh

Last active April 26, 2018 13:07

	## for imported photos of iPhone, after this step, screenshots and movie remains
	exiftool -d %Y%m%d/%Y-%m-%d-%Hh%Mm%S.%%e "-filename<datetimeoriginal" .

	## for screenshots and movies of iPhone
	for x in .; do
	d=$(date -r "$x" +%Y%m%d)
	mkdir -p "$d"
	mv -- "$x" "$d/"
	done

billypchan / UIInterfaceOrientation+description.swift

Created March 15, 2018 11:22

For printing UIInterfaceOrientation in Swift

	extension UIInterfaceOrientation : CustomStringConvertible {
	public var description: String {
	switch self {
	case .unknown: return "unknown"

	case .portrait: return "portrait"

	case .portraitUpsideDown: return "portraitUpsideDown"

	case .landscapeLeft: return "landscapeLeft"