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Restricting input to textbox: allowing only numbers and decimal point
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<HTML>
<HEAD>
<SCRIPT language=Javascript>
<!--
function isNumberKey(evt)
{
var charCode = (evt.which) ? evt.which : evt.keyCode;
if (charCode != 46 && charCode >...
Validate that end date is greater than start date with jQuery
...uery validate plugin. It will validate dates and numbers
jQuery.validator.addMethod("greaterThan",
function(value, element, params) {
if (!/Invalid|NaN/.test(new Date(value))) {
return new Date(value) > new Date($(params).val());
}
return isNaN(value) && isNaN($(pa...
How can I convert a comma-separated string to an array?
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MatchuMatchu
74.3k1414 gold badges145145 silver badges157157 bronze badges
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Why do I get an UnsupportedOperationException when trying to remove an element from a List?
...List: Returns a fixed-size list backed by the specified array.
You can't add to it; you can't remove from it. You can't structurally modify the List.
Fix
Create a LinkedList, which supports faster remove.
List<String> list = new LinkedList<String>(Arrays.asList(split));
On split...
How can I add a custom HTTP header to ajax request with js or jQuery?
Does anyone know how to add or create a custom HTTP header using JavaScript or jQuery?
9 Answers
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Remove HTML tags from a String
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Use a HTML parser instead of regex. This is dead simple with Jsoup.
public static String html2text(String html) {
return Jsoup.parse(html).text();
}
Jsoup also supports removing HTML tags against a customizable whitelist, which is very useful ...
How do I force a UITextView to scroll to the top every time I change the text?
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keeshux
47122 silver badges88 bronze badges
answered Apr 1 '10 at 3:02
Wayne LoWayne Lo
3,52322 gold...
How to get multiple selected values of select box in php?
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If you want PHP to treat $_GET['select2'] as an array of options just add square brackets to the name of the select element like this: <select name="select2[]" multiple …
Then you can acces the array in your PHP script
<?php
header("Content-Type: text/plain");
foreach ($_GET['select2...
Java Serializable Object to Byte Array
...nput in = null;
try {
in = new ObjectInputStream(bis);
Object o = in.readObject();
...
} finally {
try {
if (in != null) {
in.close();
}
} catch (IOException ex) {
// ignore close exception
}
}
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The “unexpected ++” error in jslint [duplicate]
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Use i += 1 instead, if you want to follow jslint's advice.
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