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Time complexity of Sieve of Eratosthenes algorithm
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answered Apr 6 '10 at 5:17
ShreevatsaRShreevatsaR
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How do I read an entire file into a std::string in C++?
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140
One way is to flush the stream buffer into a separate memory stream, and then convert that to st...
How to store CGRect values in NSMutableArray?
...eArray mutableArray];
[array addObject:[NSValue valueWithCGRect:CGRectMake(0,0,10,10)]];
CGRect someRect = [[array objectAtIndex:0] CGRectValue];
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AttributeError(“'str' object has no attribute 'read'”)
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answered Jun 24 '12 at 0:33
kosiikosii
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GridView VS GridLayout in Android Apps
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answered Jul 3 '12 at 9:00
Benito BertoliBenito Bertoli
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Is String.Format as efficient as StringBuilder
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NOTE: This answer was written when .NET 2.0 was the current version. This may no longer apply to later versions.
String.Format uses a StringBuilder internally:
public static string Format(IFormatProvider provider, string format, params object[] args)
{
if ((for...
How to verify a user's password in Devise
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Arnaud Leymet
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answered Dec 6 '10 at 19:23
joshaidanjoshaidan
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Why are functions and methods in PHP case-insensitive?
...database, another acted as a form data interpreter. I ended up with about 30 different little CGI programs written in C before I got sick of it, and combined all of them into a single C library. I then wrote a very simple parser that would pick tags out of HTML files and replace them with the output...
get list from pandas dataframe column
..._one_arr}\ntype:{type(col_one_arr)}")
Output:
DataFrame:
one two
a 1.0 1
b 2.0 2
c 3.0 3
d NaN 4
column types:
one float64
two int64
dtype: object
col_one_list:
[1.0, 2.0, 3.0, nan]
type:<class 'list'>
col_one_arr:
[ 1. 2. 3. nan]
type:<class 'numpy.ndarray...
Oracle SELECT TOP 10 records
... an big problem with an SQL Statement in Oracle. I want to select the TOP 10 Records ordered by STORAGE_DB which aren't in a list from an other select statement.
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