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Completely uninstall PostgreSQL 9.0.4 from Mac OSX Lion?
...jor differences. I'm running Lion and I'm trying to uninstall PostgreSQL 9.0.4. I've looked at the last question and the link that it referenced, but I did not find a file called "uninstall-postgresql" when I run this command:
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Custom fonts in iOS 7
... file. Add "Fonts provided by application" key into your plist and in Item 0 copy the exact filename of the font you copied to your Supporting files WITH extension. For example: "JosefinSansStd-Light_0.otf"
Make sure that the font you imported to your app is being packed into app itself. Do that by ...
Remove an item from a dictionary when its key is unknown
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10 Answers
10
Active
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Referring to the null object in Python
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1670
In Python, the 'null' object is the singleton None.
The best way to check things for "Noneness"...
Stripping out non-numeric characters in string
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edited Oct 20 '10 at 12:23
answered Oct 20 '10 at 12:04
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C语言面试那些事儿──一道指针与数组问题 - c++1y / stl - 清泛IT社区，为创新赋能！
... printf("%d,%d\n", *(a+1), *(ptr-1));
return 0;
}这道题在很多所谓经典C语言面试题里是常见的不能再常见，你知道输出结果吗？答案是：2,5但是仍有许多人不能答对，也包括当初的我。这道题简简单单，但是考察了...
How do I get the full path to a Perl script that is executing?
...during execution. I discovered that depending on how you call the script $0 varies and sometimes contains the fullpath+filename and sometimes just filename . Because the working directory can vary as well I can't think of a way to reliably get the fullpath+filename of the script.
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ExpandableListView - hide indicator for groups with no children
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40
I believe that will set the groupIndicator for all items and not just those without children.
– ericosg
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Why is printing “B” dramatically slower than printing “#”?
I generated two matrices of 1000 x 1000 :
3 Answers
3
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How do I get the size of a java.sql.ResultSet?
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Do a SELECT COUNT(*) FROM ... query instead.
OR
int size =0;
if (rs != null)
{
rs.last(); // moves cursor to the last row
size = rs.getRow(); // get row id
}
In either of the case, you won't have to loop over the entire data.
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