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How do I remove duplicate items from an array in Perl?
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168
You can do something like this as demonstrated in perlfaq4:
sub uniq {
my %seen;
grep ...
Convert from List into IEnumerable format
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6 Answers
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Pointers in Python?
...Alex MartelliAlex Martelli
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Starting python debugger automatically on error
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Ivan Castellanos
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answered Oct 28 '08 at 7:56
Florian BöschFlor...
How to check an Android device is HDPI screen or MDPI screen?
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Can PostgreSQL index array columns?
..."Column1" @> ARRAY[20];
Result:
Bitmap Heap Scan on "Test" (cost=4.26..8.27 rows=1 width=32) (actual time=0.014..0.015 rows=2 loops=1)
Recheck Cond: ("Column1" @> '{20}'::integer[])
-> Bitmap Index Scan on idx_test (cost=0.00..4.26 rows=1 width=0) (actual time=0.009..0.009 rows=2 ...
How to generate JAXB classes from XSD?
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XJC is included in the bin directory in the JDK starting with Java SE 6. For an example see:
http://blog.bdoughan.com/2010/09/processing-atom-feeds-with-jaxb.html
The contents of the blog are the following:
Processing Atom Feeds with JAXB
Atom is an XML format for representing web feeds. ...
Get the first element of each tuple in a list in Python [duplicate]
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196
Use a list comprehension:
res_list = [x[0] for x in rows]
Below is a demonstration:
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