marioblas

/**
 * Add attributes to each object of an array.
 * 
 * @param {array} foo - Array of objects where we will add the attibutes
 * @param {function} iterator
 */ 
_.each(foo, function(element, index) {
	_.extend(element, {field1: index}, {field2: 'bar', field3: 'baz'});
});

marioblas

/**
 * Inserting some reactive Meteor UI content into an existing document.
 * 
 * UI.render instantiates a template and UI.insert adds it as a child of some element in the DOM. 
 * UI.renderWithData is like UI.render which also sets the data context.
 */
UI.insert(UI.render(Template.foo), document.body);

UI.insert(UI.renderWithData(Template.foo, {bar: "baz"}), document.body);

marioblas

/* Align vertically a column */
.v-align {
    float: none;
    display: inline-block;
    vertical-align: middle;
}

marioblas

/**
 * Know if all checkboxes are selected.
 * Note: You can add the same class for each checkbox instead of use :checkbox selector
 */
$(':checkbox').on('change', function() {
    if ( $(':checkbox:checked').length == $(':checkbox').length ) {
        // Do something
    }
});