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Checking if object is empty, works with ng-show but not from controller?
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Or you could keep it simple by doing something like this:
alert(angular.equals({}, $scope.items));
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How do I use $rootScope in Angular to store variables?
...m root scope somehow
//use var b
$scope.value = $rootScope.test;
alert($scope.value);
// var b = $rootScope.test;
// alert(b);
});
DEMO
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What is the use of “assert” in Python?
...alid as per the contract, but cant be handled by the program. So it should alert the user as such.
– alpha_989
Jan 14 '18 at 19:36
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Object.watch() for all browsers?
...//defining a 'watcher' for an attribute
watch(ex1, "attr1", function(){
alert("attr1 changed!");
});
//when changing the attribute its watcher will be invoked
ex1.attr1 = "other value";
<script src="https://cdn.jsdelivr.net/npm/melanke-watchjs@1.5.0/src/watch.min.js"></script>
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What happened to console.log in IE8?
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Even better for fallback is this:
var alertFallback = true;
if (typeof console === "undefined" || typeof console.log === "undefined") {
console = {};
if (alertFallback) {
console.log = function(msg) {
alert(msg);
};
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Get attribute name value of
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Use the attr method of jQuery like this:
alert($('input').attr('name'));
Note that you can also use attr to set the attribute values by specifying second argument:
$('input').attr('name', 'new_name')
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What is the difference between ui-bootstrap-tpls.min.js and ui-bootstrap.min.js?
...transition"
"ui.bootstrap.collapse"
"ui.bootstrap.accordion"
"ui.bootstrap.alert"
"ui.bootstrap.bindHtml"
"ui.bootstrap.buttons"
"ui.bootstrap.carousel"
"ui.bootstrap.position"
"ui.bootstrap.datepicker"
"ui.bootstrap.dropdownToggle"
"ui.bootstrap.modal"
"ui.bootstrap.pagination"
"ui.bootstrap.toolti...
How can I count text lines inside an DOM element? Can I?
...parseInt(el.style.lineHeight);
var lines = divHeight / lineHeight;
alert("Lines: " + lines);
}
<body onload="countLines();">
<div id="content" style="width: 80px; line-height: 20px">
hello how are you? hello how are you? hello how are you? hello how are you?
</div...
Submitting HTML form using Jquery AJAX
...rl, {
name: $('#name').val(),
name2: $('#name2').val()
});
/* Alerts the results */
posting.done(function(data) {
$('#result').text('success');
});
posting.fail(function() {
$('#result').text('failed');
});
});
<script src="https://cdnjs.cloudflare.com/ajax/libs/jque...
How do I break a string across more than one line of code in JavaScript?
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In your example, you can break the string into two pieces:
alert ( "Please Select file"
+ " to delete");
Or, when it's a string, as in your case, you can use a backslash as @Gumbo suggested:
alert ( "Please Select file\
to delete");
Note that this backslash approach is not nec...