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How can I format a number into a string with leading zeros?
... example of formatting int
String.Format("{0:00000}", 15); // "00015"
or use String Interpolation:
$"{15:00000}"; // "00015"
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Android Get Current timestamp?
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@ana01 "the zero value is typically whenever the device last booted" - so it can be used only when you compare duration differences on the same device. Not useful for database storage for example.
– Michał ...
Escaping ampersand character in SQL string
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This works as well:
select * from mde_product where cfn = 'A3D"&"R01'
you define & as literal by enclosing is with double qoutes "&" in the string.
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Multiply TimeSpan in .NET
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answered Mar 28 '12 at 14:01
Justin PihonyJustin Pihony
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Most used parts of Boost [closed]
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answered Nov 28 '08 at 16:01
RobRob
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What does `void 0` mean? [duplicate]
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answered Sep 17 '11 at 4:01
Peter OlsonPeter Olson
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What is getattr() exactly and how do I use it?
...etattr(person, attr_name)
Some practice:
Python 3.4.0 (default, Apr 11 2014, 13:05:11)
>>> class Person():
... name = 'Victor'
... def say(self, what):
... print(self.name, what)
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>>> getattr(Person, 'name')
'Victor'
>>> attr_name = 'name'
>>&...
Undefined reference to pthread_create in Linux
...nker Settings -> Other linker options.
– user3728501
Oct 4 '15 at 13:23
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Does a method's signature in Java include its return type?
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edited May 21 '19 at 13:01
Hearen
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answered Apr...
Get statistics for each group (such as count, mean, etc) using pandas GroupBy?
... col4 col5 col6
0 A B 0.20 -0.61 -0.49 1.49
1 A B -1.53 -1.01 -0.39 1.82
2 A B -0.44 0.27 0.72 0.11
3 A B 0.28 -1.32 0.38 0.18
4 C D 0.12 0.59 0.81 0.66
5 C D -0.13 -1.65 -1.64 0.50
6 C D -1.42 -0.11 -0.18 -0.44
7 E F -0.00 1.42 -0.26 ...