ZevEisenberg

# cd to the folder containing an Xcode project dragged from an Xcode window's proxy icon. If no file is provided, cd to the folder containing the current Xcode project
function xc
{
    xcodeIsRunning=false
    if [[ `osascript -e 'tell app "System Events" to count processes whose name is "Xcode"'` == 1 ]]; then
        xcodeIsRunning=true
    fi

    if [[ $xcodeIsRunning == false ]]; then
        echo "Xcode is not open. I don’t know what you want from me."

ZevEisenberg

function copySafariVersion
{
    local safariVersion=$(defaults read /Applications/Safari.app/Contents/Info CFBundleShortVersionString)
    local safariBuild=$(defaults read /Applications/Safari.app/Contents/Info CFBundleVersion)
    local macOSVersion=$(sw_vers -productVersion)
    local macOSBuild=$(sw_vers -buildVersion)
    local fullString="Safari ${safariVersion} (${safariBuild}) on macOS ${macOSVersion} (${macOSBuild})"
    echo "Copied \"$fullString\""
    echo -n $fullString | pbcopy
}

ZevEisenberg

[^(CONDITIO)]NS[^(Error)|^(Coder)|^(Managed)|^(Attributed)|^(LayoutConstraint)|^(Predicate)|^(FetchRequest)|^(Null)|^(KeyValue)]

ZevEisenberg

The MIT License (MIT)

Copyright (c) 2016 Zev Eisenberg

Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:

ZevEisenberg

import QuartzCore

extension CGFloat {
    func map(from from: ClosedInterval<CGFloat>, to: ClosedInterval<CGFloat>) -> CGFloat {
        let result = ((self - from.start) / (from.end - from.start)) * (to.end - to.start) + to.start
        return result
    }
}

extension Double {

ZevEisenberg

static UIFont *versionOfFontWithSymbolicTraits(UIFont *font, UIFontDescriptorSymbolicTraits symbolicTraits)
{
    UIFontDescriptor *descriptor = font.fontDescriptor;
    UIFontDescriptor *descriptorToUse =  [descriptor fontDescriptorWithSymbolicTraits:symbolicTraits];
    UIFont *newFont = [UIFont fontWithDescriptor:descriptorToUse size:font.pointSize];
    return newFont;
}

ZevEisenberg

import Foundation

func describeCharsInRange(range: Range<Int>) -> String {
    return range.map {
        let swiftCharacter = Character(UnicodeScalar($0))
        let string = String(swiftCharacter)
        let hexString = NSString(format: "0x%.6X", $0) as String

        // Optional in theory, but in this case it always returns a value
        let name = string.stringByApplyingTransform(NSStringTransformToUnicodeName, reverse: false)!

ZevEisenberg

[
  {
    "CTFeatureTypeIdentifier" : 0,
    "CTFeatureTypeName" : "All Typographic Features",
    "CTFeatureTypeNameID" : -100,
    "CTFeatureTypeSelectors" : [
      {
        "CTFeatureSelectorDefault" : true,
        "CTFeatureSelectorName" : "On",
        "CTFeatureSelectorNameID" : -101,

ZevEisenberg

function gh
{
    local remoteURL=`git remote -v | grep fetch | awk -F ' ' '{print $2}'`
    if [[ ! -z $remoteURL ]]; then
        local isGitHubURL=`echo $remoteURL | grep -i github\.com`
        if [[ ! -z $isGitHubURL ]]; then
            local regex=".*github\.com[:/](.*)/(.*)\.git"
            if [[ $remoteURL =~ $regex ]]; then
                local owner=$match[1]
                local repoName=$match[2]

ZevEisenberg

Safari tests run on a Mac mini late 2012, 2.6 GHz Core i7, 16 GB RAM. Didn't bother to reboot or disable these other extensions, so the test is less than scientific:

• Fireballed
• ExifExt
• TinEye
• Instapaper
• Smile
• 1Password (beta)

If you visit any of these URLs, there is a text field where you can paste any other of these URLs to see a comparison report