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How to prevent robots from automatically filling up a form?
...2007/09/11/honeypot-captcha.aspx
If you create a text box, hide it in javascript, then verify that the value is blank on the server, this weeds out 99% of robots out there, and doesn't cause 99% of your users any frustration at all. The remaining 1% that have javascript disabled will still see the...
How can I convert a comma-separated string to an array?
...php",data:{order_id:order_id},type:'POST', success: function(result){ alert(result); var sampleTags = result.split(',');; console.log(sampleTags); }}); });
– Vinita Pawar
Mar 20 '17 at 10:32
...
Best way to use Google's hosted jQuery, but fall back to my hosted library on Google fail
...
You can achieve it like this:
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.2.6/jquery.min.js"></script>
<script>
window.jQuery || document.write('<script src="/path/to/your/jquery"><\/script>');
</script...
Iterate over a Javascript associative array in sorted order
...sage:
var myObj = { a:1, b:2 };
myObj.iterateSorted(function(value)
{
alert(value);
}
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JOIN queries vs multiple queries
...ponential memory leak issue. Grab all of the data, then use a server-side scripting language to sort it out:
SELECT * FROM Address WHERE Personid IN(1,2,3);
Results:
Address.id : 1 // First person and their address
Address.Personid : 1
Address.City : "Boston"
Address.id : 2 ...
What techniques can be used to define a class in JavaScript, and what are their trade-offs?
...jects will be able to invoke this
Person.prototype.speak = function(){
alert("Howdy, my name is" + this.name);
};
// Instantiate new objects with 'new'
var person = new Person("Bob", "M");
// Invoke methods like this
person.speak(); // alerts "Howdy, my name is Bob"
Now the real answer is a ...
Can you resolve an angularjs promise before you return it?
....getSomething(5).then(
function(thing) { // On success
alert(thing);
},
function(message) { // On failure
alert(message);
}
);
I hope it helps someone. I didn't find the other answers very clear.
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How do I see a C/C++ source file after preprocessing in Visual Studio?
...
For C++ code, it's actually a lot harder. For GCC/g++, I found this Perl script useful.
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On - window.location.hash - Change?
...rowser.msie)) {
window.onhashchange = function () {
alert(window.location.hash);
}
// Or $(window).bind( 'hashchange',function(e) {
// alert(window.location.hash);
// });
}
else {
var prevHash = window.location.hash;
...
How to make the hardware beep sound in Mac OS X 10.6
...is through the sound card, and the only system beep in macOS is the user's alert sound.
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