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HTML Input=“file” Accept Attribute File Type (CSV)
...browsers as far as I know, But here is an alternative to it, Try this
<script type="text/javascript" language="javascript">
function checkfile(sender) {
var validExts = new Array(".xlsx", ".xls", ".csv");
var fileExt = sender.value;
fileExt = fileExt.substring(fileExt.lastIndexOf(...
How can I avoid Java code in JSP files, using JSP 2?
...
The use of scriptlets (those <% %> things) in JSP is indeed highly discouraged since the birth of taglibs (like JSTL) and EL (Expression Language, those ${} things) way back in 2001.
The major disadvantages of scriptlets are:
R...
Event on a disabled input
... $("input[readonly]", this).attr("disabled", true);
});
and the input (+ script) should be
<input type="text" readonly="readonly" name="test" value="test" />
$('input[readonly]').click(function () {
$(this).removeAttr('readonly');
})
...
What characters are forbidden in Windows and Linux directory names?
...volving media files in 20 languages, and the filenames need to reflect the title of the media item because end users will be finding the content that way. Many of the names use punctuation. Any restriction on filename characters carries a price, so in this case we have to minimize restrictions. In t...
How do I detect IE 8 with jQuery?
...forget that you can also use HTML to detect IE8.
<!--[if IE 8]>
<script type="text/javascript">
ie = 8;
</script>
<![endif]-->
Having that before all your scripts will let you just check the "ie" variable or whatever.
...
Remove All Event Listeners of Specific Type
... even added, similar to Toms answer above, by adding this before any other scripts are loaded:
<script type="text/javascript">
var current = document.addEventListener;
document.addEventListener = function (type, listener) {
if(type =="keydown")
{
//do nothin...
Difference between freeze and seal
I just heard about the JavaScript methods freeze and seal , which can be used to make any Object immutable.
8 Answers
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Finding three elements in an array whose sum is closest to a given number
..., 0). It also finds only the exact answers, not the closest answer, as the title mentions. As an exercise to the reader, I'll let you figure out how to make it work with distinct elements only (but it's a very simple change) and exact answers (which is also a simple change).
...
What is a postback?
...
Postback happens when a webpage posts its data back to the same script/dll/whatever that generated the page in the first place.
Example in C# (asp.net)
...
if (!IsPostback)
// generate form
else
process submitted data;
...
How is a tag different from a branch in Git? Which should I use, here?
...ime.
Tags
You can think of tags as chapter headings.
It may contain a title (think annotated tags) or not. A tag is similar but different to a branch, in that it marks a point of historical interest in the book. To maintain its historical aspect, once you've shared a tag (i.e. pushed it to a s...