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git: difference between “branchname” and “refs/heads/branchname”
Best to be explained at an example: I am on branch 0.58 of repository and this his how I pull:
3 Answers
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Check if string matches pattern
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answered Sep 26 '12 at 5:30
CrazyCastaCrazyCasta
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Javascript replace with reference to matched group?
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Rand Random
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answered Aug 5 '09 at 17:51
airportyhairporty...
How to set a stroke-width:1 on only certain sides of SVG shapes?
...ngle.
rect { fill: none; stroke: black; }
.top { stroke-dasharray: 0,50,150 }
.left { stroke-dasharray: 150,50 }
.bottom { stroke-dasharray: 100,50 }
.right { stroke-dasharray: 50,50,100 }
<svg height="300">
<rect x="0.5" y="0.5" width="50" height="50" class="top"/>
&...
Unicode equivalents for \w and \b in Java regular expressions?
...rl or any other PCRE-based regex engine:
Regex 001A 0085 00A0 2029
J P J P J P J P
\s 1 1 0 1 0 1 0 1
\pZ 0 0 0 0 1 1 1 1
\p{Zs} 0 0 0 0 1 1 0 0
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Simple calculations for working with lat/lon and km distance?
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The approximate conversions are:
Latitude: 1 deg = 110.574 km
Longitude: 1 deg = 111.320*cos(latitude) km
This doesn't fully correct for the Earth's polar flattening - for that you'd probably want a more complicated formula using the WGS84 reference ellipsoid (the model used fo...
Can you avoid Gson converting “” into unicode escape sequences?
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edited Aug 17 '19 at 5:55
Bernardo Ferrari
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answered Nov 10 '10 a...
Best approach to converting Boolean object to string in java
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I don't think there would be any significant performance difference between them, but I would pr...
Pandas: create two new columns in a dataframe with values calculated from a pre-existing column
..., 'b': [2,3,4]})
In [4]: df
Out[4]:
a b
0 1 2
1 2 3
2 3 4
In [5]: df["A1"], df["A2"] = zip(*df["a"].map(calculate))
In [6]: df
Out[6]:
a b A1 A2
0 1 2 2 3
1 2 3 4 6
2 3 4 6 9
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How much size “Null” value takes in SQL Server
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edited Sep 16 '10 at 23:54
answered Sep 16 '10 at 22:05
M...