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What's the advantage of a Java enum versus a class with public static final fields?
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answered Apr 2 '12 at 0:51
casablancacasablanca
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Best way to handle list.index(might-not-exist) in python?
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12 Answers
12
Active
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Inserting multiple rows in mysql
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1206
INSERT statements that use VALUES syntax can insert multiple rows. To do this, include mult...
Is there a way to ignore header lines in a UNIX sort?
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Is there replacement for cat on Windows
...dows type command works similarly to UNIX cat.
Example 1:
type file1 file2 > file3
is equivalent of:
cat file1 file2 > file3
Example 2:
type *.vcf > all_in_one.vcf
This command will merge all the vcards into one.
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In CSS what is the difference between “.” and “#” when declaring a set of styles?
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answered Mar 2 '09 at 12:38
Paul DixonPaul Dixon
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How to create a GUID/UUID in Python
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829
The uuid module, in Python 2.5 and up, provides RFC compliant UUID
generation. See the mo...
Using a bitmask in C#
... enum:
[Flags]
public enum Names
{
None = 0,
Susan = 1,
Bob = 2,
Karen = 4
}
Then you'd check for a particular name as follows:
Names names = Names.Susan | Names.Bob;
// evaluates to true
bool susanIsIncluded = (names & Names.Susan) != Names.None;
// evaluates to false
bool...
The SQL OVER() clause - when and why is it useful?
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answered Jun 2 '11 at 19:54
Andriy MAndriy M
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Convert Python dict into a dataframe
...tems()) # or list(d.items()) in python 3
Out[11]:
0 1
0 2012-07-02 392
1 2012-07-06 392
2 2012-06-29 391
3 2012-06-28 391
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In [12]: pd.DataFrame(d.items(), columns=['Date', 'DateValue'])
Out[12]:
Date DateValue
0 2012-07-02 392
1 2012-07-06 ...