chuyeow

$ ./hpricot_vs_nokogiri.rb 
      user     system      total        real
hpricot:doc  0.230000   0.010000   0.240000 (  0.265904)
nokogiri:doc  0.030000   0.010000   0.040000 (  0.041641)
      user     system      total        real
hpricot:xpath  1.050000   0.020000   1.070000 (  1.114454)
nokogiri:xpath  0.210000   0.010000   0.220000 (  0.226418)
      user     system      total        real
hpricot:css  1.140000   0.030000   1.170000 (  1.339635)
nokogiri:css  0.700000   0.010000   0.710000 (  0.835559)

chuyeow

      user     system      total        real
json:parse  0.100000   0.010000   0.110000 (  0.106557)
json:parse!  0.110000   0.000000   0.110000 (  0.129599)

chuyeow

# Micro-benchmark for new OrderedHash impl in http://github.com/rails/rails/commit/355f41d8aafd75d76db25cdda4736e0052b0605c
class OrderedHash < Hash
  def initialize(*args, &block)
    super
    @keys = []
  end

  def []=(key, value)
    if !has_key?(key)
      @keys << key

chuyeow

// Show popup when user hovers over a child element of a container div.
$('div.child', '#container').mouseover(function() {
  $('#popup').show();
});

// But hide it only when the mouse pointer leaves the container. Mouseout doesn't
// work here because of event bubbling - it'll trigger on child elements of
// #container as well.
$('#container').bind('mouseleave', function() {
  $('#popup').hide();

chuyeow

function foo() {
  if (!arguments.callee.done) {
    arguments.callee.done = true;
  } else {
    return;
  }

  // Actual code here.
}

chuyeow

builder = Nokogiri::XML::Builder.new do |xml|
  xml.listings {
    xml.language 'en'

    properties.each do |property|

      xml.listing {
        # Instantiate a Nokogiri::XML::Node and insert it manually.
        node = Nokogiri::XML::Node.new('id', doc) # doc is actually Nokogiri::XML::Builder#doc.
        node.content = property.id

chuyeow

// Clear newsletter textbox on focus if it contains the default text.
$('#newsletter_email').focus(function() {

  var value = $(this).val();

  // Clear the textbox if it's the default value.
  if (!$(this).data('default') || value == $(this).data('default')) {
    $(this).data('default', value);
    $(this).val('');
  }

chuyeow

@namespace url(http://www.w3.org/1999/xhtml);

@-moz-document domain("friendfeed.com") {

body,input.l_toinput {
background-color: #202420!important;
color: #fff!important;
}
div.comments {
color: #eaeaea!important;

chuyeow

./scan-build -k -V -o foo/ xcodebuild -configuration Debug -sdk iphonesimulator3.0 

chuyeow

static NSString *CellIdentifier = @"Cell";
cell = (MyCustomCell *)[tableView dequeueReusableCellWithIdentifier:CellIdentifier];
if (cell == nil) {
    NSArray *nibContents = [[NSBundle mainBundle] loadNibNamed:@"TableCell" owner:self options:nil];
    cell = [nibContents objectAtIndex:0];
}

// do your customization
return cell;