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Java ArrayList - how can I tell if two lists are equal, order not mattering?
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edited Nov 21 '12 at 20:30
answered Nov 21 '12 at 20:06
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HTML5 textarea placeholder not appearing
...ea></textarea>
Bad:
<textarea>
</textarea>
Update (2020)
This is not true anymore, according to the HTML5 parsing spec:
If the next token is a U+000A LINE FEED (LF) character token,
then ignore that token and move on to the next one. (Newlines
at the start of textarea elemen...
How to check if an object is serializable in C#
... Majid
11.6k1111 gold badges6767 silver badges105105 bronze badges
answered Sep 17 '08 at 10:20
leppieleppie
107k1616 gold ba...
How to enable curl, installed Ubuntu LAMP stack?
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From http://buzznol.blogspot.com/2008/12/install-curl-extension-for-php-in.html:
sudo apt-get install php5-curl
After installing libcurl you should restart the web server with one of the following commands,
sudo /etc/init.d/apache2 restart OR sudo servic...
How to calculate number of days between two dates
...put dates taking from Date Picker control. I have selected start date 2/2/2012 and end date 2/7/2012. I have written following code for that.
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如何获取IE (控件)的所有链接（包括Frameset, iframe） - 其他 - 清泛IT社...
...CEEDED(hr))
for(int i=0; i<p; i++)
{
varindex.lVal = i;
&nb...
How do I determine the size of an object in Python?
...the size of containers and all their contents.
Usage example, in python 3.0:
>>> import sys
>>> x = 2
>>> sys.getsizeof(x)
24
>>> sys.getsizeof(sys.getsizeof)
32
>>> sys.getsizeof('this')
38
>>> sys.getsizeof('this also')
48
If you are in pytho...
Reorder / reset auto increment primary key
... have, for example, something like this in the ID column: 12, 13, 14, 19, 20. I deleted the 15, 16, 17 and 18 rows.
15 Answ...
Accessing a Dictionary.Keys Key through a numeric index
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edited Jan 3 at 7:03
Kolappan N
1,83322 gold badges2323 silver badges2727 bronze badges
answered...
Precision String Format Specifier In Swift
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