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What is the difference between atan and atan2 in C++?
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nbro
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answered Nov 12 '08 at 9:22
Chris Jester-You...
VB.NET equivalent of C# property shorthand?
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answered Jan 20 '09 at 3:27
StefanStefan
11.1k77 gold badges4848 silver badges7575 bronze badges
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In-place edits with sed on OS X
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291
You can use the -i flag correctly by providing it with a suffix to add to the backed-up file. E...
Exit a Script On Error
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edited Apr 23 '14 at 9:13
MattBianco
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answered Dec 7 '10 a...
Warning “Do not Access Superglobal $_POST Array Directly” on Netbeans 7.4 for PHP
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93
filter_input(INPUT_POST, 'var_name') instead of $_POST['var_name']
filter_input_array(INPUT_POS...
MySQL/SQL: Group by date only on a Datetime column
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294
Cast the datetime to a date, then GROUP BY using this syntax:
SELECT SUM(foo), DATE(mydate) FR...
How do I get the function name inside a function in PHP?
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395
The accurate way is to use the __FUNCTION__ predefined magic constant.
Example:
class Test {
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How to add lines to end of file on Linux
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answered May 29 '13 at 22:19
user897079user897079
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Replacing blank values (white space) with NaN in pandas
...since pandas 0.13:
df = pd.DataFrame([
[-0.532681, 'foo', 0],
[1.490752, 'bar', 1],
[-1.387326, 'foo', 2],
[0.814772, 'baz', ' '],
[-0.222552, ' ', 4],
[-1.176781, 'qux', ' '],
], columns='A B C'.split(), index=pd.date_range('2000-01-01','2000-01-06'))
# r...
Go to beginning of line without opening new line in VI
... Stephan
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answered Apr 20 '12 at 9:33
Xavier T.Xavier T.
36k88 gold ba...