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jQuery Tips and Tricks
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@Ben: The reason I avoid such idioms in JavaScript is because I don't want to give the illusion of someDiv having being scoped in the if statement, because it isn't; JavaScript only supports function scope
– Andreas Grech
May 3 '1...
Why should I use a semicolon after every function in javascript?
I've seen different developers include semicolons after functions in javascript and some haven't. Which is best practice?
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JSP : JSTL's tag
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c:out escapes HTML characters so that you can avoid cross-site scripting.
if person.name = <script>alert("Yo")</script>
the script will be executed in the second case, but not when using c:out
share...
How to add calendar events in Android?
...der, boolean needMailService) {
/***************** Event: note(without alert) *******************/
String eventUriString = "content://com.android.calendar/events";
ContentValues eventValues = new ContentValues();
eventValues.put("calendar_id", 1); // id, We need to choose from
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How to find if div with specific id exists in jQuery?
...='display:none;'></div>" + name + "</div>");
} else {
alert('this record already exists');
}
});
Or, the non-jQuery version for this part (since it's an ID):
$("li.friend").live('click', function(){
name = $(this).text();
if(document.getElementById(name) == null) {
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Parse string to date with moment.js
...t('DD-MM-YYYY'); var dateCalendarPart = moment(date).format('YYYY/MM/DD'); alert(date); alert(dateCalendarPart); Gives an invalid date error?????
– Andrew Day
Jun 15 '16 at 11:17
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history.replaceState() example?
... if (typeof e.state == "object" && e.state.foo == "bar") {
alert("Blah blah blah");
}
};
window.history.go(-1);
and search location.hash;
share
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improve this answer
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Is it possible to cache POST methods in HTTP?
..._POST
Demonstration of Browser Behavior
Given the following example JavaScript application (index.js):
const express = require('express')
const app = express()
let count = 0
app
.get('/asdf', (req, res) => {
count++
const msg = `count is ${count}`
console.log(msg...
How to display a Yes/No dialog box on Android?
Yes, I know there's AlertDialog.Builder, but I'm shocked to know how difficult (well, at least not programmer-friendly) to display a dialog in Android.
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How to easily truncate an array with JavaScript?
...shown below.
var stooges = ["Moe", "Larry", "Shemp"];
stooges.length = 5;
alert(typeof stooges[4]); // alerts "undefined"
EDIT:
As @twhitehead mentioned below, the addition of undefined elements can be avoided by doing this:
var stooges = ["Moe", "Larry", "Shemp"];
stooges.length = Math.min(sto...