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How to limit the amount of concurrent async I/O operations?
... web pages are downloaded at any given time. How to do it in the most efficient manner?
13 Answers
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What is the fastest or most elegant way to compute a set difference using Javascript arrays?
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+1: not the most efficient solution, but definitely short and readable
– Christoph
Nov 12 '09 at 17:37
10
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Uploading both data and files in one form using Ajax?
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The problem I had was using the wrong jQuery identifier.
You can upload data and files with one form using ajax.
PHP + HTML
<?php
print_r($_POST);
print_r($_FILES);
?>
<form id="data" method="post" enctype="multipart/form-data">
<input type="text" name=...
How to write a caption under an image?
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You'll need an HTML5 shim for most of IE, though.
– ceejayoz
Apr 12 '12 at 17:53
11
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Detect if a page has a vertical scrollbar?
... exactness, this only checks whether the content expands further than the viewport. If the overflow property of the body is set to hidden somewhere along the line, it won't work. Setting hidden on a body is extremely rare, though.
– Pekka
Jan 27 '10 at 12:57
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Media query to detect if device is touchscreen
What is the safest way, using media queries, to make something happen when not on a touchscreen device? If there is no way, do you suggest using a JavaScript solution such as !window.Touch or Modernizr?
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Smart way to truncate long strings
...ou don't own. nczonline.net/blog/2010/03/02/…
– Katie Kilian
Oct 10 '13 at 20:19
5
One thing yo...
Difference between .on('click') vs .click()
...ncrease memory footprint
dynamically added items won't have the handler - ie, in the above html the newly added "Alert!" buttons won't work unless you rebind the handler.
When we use .on
$("div#container").on('click', 'button.alert', function() {
alert(1);
});
with the above, a single hand...
Entity Framework: “Store update, insert, or delete statement affected an unexpected number of rows (
...s, their update query's where clause contains the original value of every field in the row, and if 0 rows are affected it knows something's gone wrong.
The idea behind it is that you won't end up overwriting a change that your application didn't know has happened - it's basically a little safety me...
AngularJs: How to check for changes in file input fields?
...w to angular. I am trying to read the uploaded file path from HTML 'file' field whenever a 'change' happens on this field. If i use 'onChange' it works but when i use it angular way using 'ng-change' it doesn't work.
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