Macagare

$("textarea[maxlength]").keydown( function(e) {
    var key = e.which;  // backspace = 8, delete = 46, arrows = 37,38,39,40

    if ( ( key >= 37 && key <= 40 ) || key == 8 || key == 46 ) return;

    return $(this).val().length < $(this).attr( "maxlength" );
});

Macagare

curl -u username:password http://example.com

Macagare

<!-- bookmark on Delicious -->
<a rel="nofollow" href="http://delicious.com/post?url=<?php the_permalink(); ?>&amp;title=<?php echo urlencode(get_the_title($id)); ?>" title="Bookmark this post at Delicious">Bookmark at Delicious</a>

<!-- submit to Digg -->
<a rel="nofollow" href="http://digg.com/submit?phase=2&amp;url=<?php the_permalink(); ?>" title="Submit this post to Digg">Digg this!</a>

<!-- tweet on Twitter -->
<a rel="nofollow" href="http://twitter.com/home?status=<?php echo urlencode("Currently reading: "); ?><?php the_permalink(); ?>" title="Share this article with your Twitter followers">Tweet this!</a>

<!-- submit to StumbleUpon -->

Macagare

function is_empty(obj) {
  "use strict";
  // Assume if it has a length property with a non-zero value
  // that that property is correct.
  if (obj.length && obj.length > 0){ return false; }
  if (obj.length && obj.length === 0){return true; }

  for (var key in obj) {
    if (Object.prototype.hasOwnProperty.call(obj, key)) { return false; }
  }

Macagare

// Find out if a single checkbox is checked or not.
// The function will returns true or false:

$('#checkBox').attr('checked');

Macagare

$(document).ready(function() {
  $('form').submit(function() {
    if(typeof jQuery.data(this, "disabledOnSubmit") == 'undefined') {
      jQuery.data(this, "disabledOnSubmit", { submited: true });
      $('input[type=submit], input[type=button]', this).each(function() {
        $(this).attr("disabled", "disabled");
      });
      return true;
    }
    else

Macagare

$("#form").keypress(function(e) {
  if (e.which == 13) {
    return false;
  }
});

Macagare

$(document).ready(function() {
	$("a.topLink").click(function() {
		$("html, body").animate({
			scrollTop: $($(this).attr("href")).offset().top + "px"
		}, {
			duration: 500,
			easing: "swing"
		});
		return false;
	});

Macagare

<cfscript>
writeOutput("You are on server: " & cgi.local_host & "<br/>");
if( structKeyExists(url, "action") ) {
    if ( url.action eq "new" ) {
        createSessionTest();
    }
} else {
    if( not structKeyExists(session, "test") ){
        writeOutput("Sorry, but there is no session test");
    }

Macagare

if (jQuery) {  
    // jQuery is loaded  
} else {
    // jQuery is not loaded
}

if (typeof jQuery == 'undefined') {  
    // jQuery is not loaded  
} else {
    // jQuery is loaded