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How to insert element into arrays at specific position?
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214
array_slice() can be used to extract parts of the array, and the union array operator (+) can re...
What is Weak Head Normal Form?
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404
I'll try to give an explanation in simple terms. As others have pointed out, head normal form ...
What does a double * (splat) operator do
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> foo 10, 20, 30
=> [10, [20, 30], {}]
> foo 10, 20, 30, d: 40, e: 50
=> [10, [20, 30], {:d=>40, :e=>50}]
> foo 10, d: 40, e: 50
=> [10, [], {:d=>40, :e=>50}]
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ngClass style with dash in key
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364
After hours of hacking around, it turns out the dash gets interpolated! Quotes are needed.
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regex for zip-code
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^\d{5}(?:[-\s]\d{4})?$
^ = Start of the string.
\d{5} = Match 5 digits (for condition 1, 2, 3)
(?:…) = Grouping
[-\s] = Match a space (for condition 3) or a hyphen (for condition 2)
\d{4} = Match 4 digits (for condition 2, 3)
…? = The ...
Formatting a float to 2 decimal places
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475
You can pass the format in to the ToString method, e.g.:
myFloatVariable.ToString("0.00"); //...
What is the difference between children and childNodes in JavaScript?
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4 Answers
4
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Remove data.frame row names when using xtable
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\hline
am & cyl & mpg & hp & wt \\
\hline
0.00 & 4.00 & 22.90 & 84.67 & 2.94 \\
0.00 & 6.00 & 19.12 & 115.25 & 3.39 \\
0.00 & 8.00 & 15.05 & 194.17 & 4.10 \\
1.00 & 4.00 & 28.07 & 81.88 & 2.04 \\
1.00 &...
intellij - spring is not being recognized (Unmapped Spring configuration)
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answered May 13 '14 at 9:12
JonnyRaaJonnyRaa
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