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How to prevent form from submitting multiple times from client side?
Sometimes when the response is slow, one might click the submit button multiple times.
23 Answers
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Is a colon `:` safe for friendly-URL use?
...der, so this is pretty fresh in my mind.
http://site/gwturl#user:45/comments
All the characters in the fragment part (user:45/comments) are perfectly legal for RFC 3986 URIs.
The relevant parts of the ABNF:
fragment = *( pchar / "/" / "?" )
pchar = unreserved / pct-encoded / sub...
Can I underline text in an Android layout?
...gt;</i> and <u></u>.
<resources>
<string name="your_string_here">This is an <u>underline</u>.</string>
</resources>
If you want to underline something from code use:
TextView textView = (TextView) view.findViewById(R.id.textview);
Spanna...
Is the order guaranteed for the return of keys and values from a LinkedHashMap object?
...r in which
the iterators on the map's collection
views return their elements. Some map
implementations, like the TreeMap
class, make specific guarantees as to
their order; others, like the
HashMap class, do not.
-- Map
This linked list defines the iteration
ordering, which is nor...
Why do I get an UnsupportedOperationException when trying to remove an element from a List?
...this string around matches of the given regular expression.
| is a regex metacharacter; if you want to split on a literal |, you must escape it to \|, which as a Java string literal is "\\|".
Fix:
template.split("\\|")
On better algorithm
Instead of calling remove one at a time with random ...
How can I add a custom HTTP header to ajax request with js or jQuery?
...eader
$.ajax({
url: 'foo/bar',
headers: { 'x-my-custom-header': 'some value' }
});
If you want to add a default header (or set of headers) to every request then use $.ajaxSetup():
$.ajaxSetup({
headers: { 'x-my-custom-header': 'some value' }
});
// Sends your custom header
$.ajax({ u...
fancybox2 / fancybox causes page to to jump to the top
I have implemented fancybox2 on a dev site.
10 Answers
10
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Android; Check if file exists without creating a new one
...hing else.
File file = new File(filePath);
if(file.exists())
//Do something
else
// Do something else.
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Split views.py in several files
My views.py has become too big and it's hard to find the right view.
10 Answers
10
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Java Serializable Object to Byte Array
Let's say I have a serializable class AppMessage .
12 Answers
12
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