JoshuaEstes

Moved to https://github.com/JoshuaEstes/CheatSheets

domenic

Node.js core does its best to treat every platform equally. Even if most Node developers use OS X day to day, some use Windows, and most everyone deploys to Linux or Solaris. So it's important to keep your code portable between platforms, whether you're writing a library or an application.

Predictably, most cross-platform issues come from Windows. Things just work differently there! But if you're careful, and follow some simple best practices, your code can run just as well on Windows systems.

Paths and URLs

On Windows, paths are constructed with backslashes instead of forward slashes. So if you do your directory manipulation

tomohisa

// add child view
    UIViewController* controller = [self.storyboard instantiateViewControllerWithIdentifier:@"test"];
    [self addChildViewController:controller];
    controller.view.frame = CGRectMake(0, 44, 320, 320);
    [self.view addSubview:controller.view];
    [controller didMoveToParentViewController:self];

// remove child view
    UIViewController *vc = [self.childViewControllers lastObject];
    [vc.view removeFromSuperview];

0xced

//
// Copyright (c) 2012-2015 Cédric Luthi / @0xced. All rights reserved.
//

#import <Foundation/Foundation.h>

#if TARGET_OS_SIMULATOR

static const char *fakeCarrier;
static const char *fakeTime;

baz

float screenResolution() {
	struct utsname systemInfo;
	uname(&systemInfo);
	char *name = systemInfo.machine;

	float ppi;
	if ((strstr(name, "iPod") != NULL) && (strstr(name, "iPod4") == NULL)) {
		// older ipod touches
		ppi = 163;
	} else if ((strstr(name, "iPhone") != NULL) && (strstr(name, "iPhone3") == NULL)) {

terryjray

RAILS_ENV=production rake db:setup
# produces the error below.....hmmm.....it's a no-worky
psql:/yourprojectpath/yourproject/db/structure.sql:29: ERROR:  could not open extension control file "/usr/share/postgresql/9.1/extension/hstore.control": No such file or directory

# hstore postgresql extension needs to be installed, so....
sudo apt-get install postgresql-contrib

# now your extension should be available to enable so log in with psql
psql -d yourproject_production -U yourdbuser -W

kazpsp

# app/controllers/users/password_controller.rb

class Users::PasswordsController < Devise::PasswordsController
  def resource_params
    params.require(:user).permit(:email, :password, :password_confirmation)
  end
  private :resource_params
end

anandkunal

package main

import (
  "log"
  "net/http"
  "net/http/httputil"
  "net/url"
)

func main() {

irace

- (BOOL)webView:(UIWebView *)webView shouldStartLoadWithRequest:(NSURLRequest *)request
 navigationType:(UIWebViewNavigationType)navigationType {
    NSString *urlString = [[request URL] absoluteString];
    
    if ([urlString hasPrefix:@"js:"]) {
        NSString *jsonString = [[[urlString componentsSeparatedByString:@"js:"] lastObject] 
                                stringByReplacingPercentEscapes];
        NSData *jsonData = [jsonString dataUsingEncoding:NSUTF8StringEncoding];
        
        NSError *error;

turtlesoupy

//
// Created by tdimson on 8/15/12.

#import <QuartzCore/QuartzCore.h>
#import "SFSConfettiScreen.h"


@implementation SFSConfettiScreen {
    __weak CAEmitterLayer *_confettiEmitter;
    CGFloat _decayAmount;