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How to explain callbacks in plain english? How are they different from calling one function from ano
...text(['Fetched', count, 'new items'].join(' '));
$('#results_messages').html(jsondata.results || '(no new messages)');
}
With Callback:
Here is an example with a callback, using jQuery's getJSON:
function processDataCB(jsondata) { // callback: update UI with results
showNowLoading(false);
...
Recursion in Angular directives
...ution best because:
You don't need an special directive which makes your html less clean.
The recursion logic is abstracted away into the RecursionHelper service, so you keep your directives clean.
Update:
As of Angular 1.5.x, no more tricks are required, but works only with template, not with...
Android: Share plain text using intent (to all messaging apps)
...sharingIntent.setType("text/plain");
String shareString = Html.fromHtml("Medicine Name:" + medicine_name +
"<p>Store Name:" + “store_name “+ "</p>" +
"<p>Store Address:" + “store_address” + "</p>") .toS...
In JavaScript can I make a “click” event fire programmatically for a file input element?
...allowed to do in any browser, is programmatically set the file name on the HTML File element.
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How to write :hover condition for a:before and a:after?
...seover. (Different language text on hover)
here is the
jsfiddle example
html:
<a align="center" href="#"><span>kannada</span></a>
css:
span {
font-size:12px;
}
a {
color:green;
}
a:hover span {
display:none;
}
a:hover:before {
color:red;
font-size:2...
What's the best way to detect a 'touch screen' device using JavaScript?
...all kinds of feature detection on any site.
It simply adds classes to the html element for each feature.
You can then target those features easily in CSS and JS. For example:
html.touch div {
width: 480px;
}
html.no-touch div {
width: auto;
}
And Javascript (jQuery example):
$('html.t...
BeautifulSoup getting href [duplicate]
...f attribute, and print each one:
from BeautifulSoup import BeautifulSoup
html = '''<a href="some_url">next</a>
<span class="class"><a href="another_url">later</a></span>'''
soup = BeautifulSoup(html)
for a in soup.find_all('a', href=True):
print "Found the...
CSS display: inline vs inline-block [duplicate]
...
An inline element has no line break before or after it, and it tolerates HTML elements next to it.
A block element has some whitespace above and below it and does not tolerate any HTML elements next to it.
An inline-block element is placed as an inline element (on the same line as adjacent conte...
Event handler not working on dynamic content [duplicate]
...h an id, to ensure you're not adding it twice. Not only is it "illegal" in HTML to have two elements with the same id but it breaks a lot of things. For example a selector "#c" would retrieve only one element with this id.
s...
How do I expire a PHP session after 30 minutes?
... ) n = no of days
Login.php
<?php
session_start();
?>
<html>
<form name="form1" method="post">
<table>
<tr>
<td>Username</td>
<td><input type="text" name="text"></td>
...