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Laravel Check If Related Model Exists
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202
In php 7.2+ you can't use count on the relation object, so there's no one-fits-all method for a...
Java switch statement multiple cases
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Raghav Sood
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answered Feb 23 '11 at 2:20
Bala RBala R
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How do I obtain crash-data from my Android application?
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30 Answers
30
Active
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Who is listening on a given TCP port on Mac OS X?
...repend sudo (followed by a space) if you need information on ports below #1024.
The -n flag is for displaying IP addresses instead of host names. This makes the command execute much faster, because DNS lookups to get the host names can be slow (several seconds or a minute for many hosts).
The -P f...
How to remove/ignore :hover css style on touch devices
...art' in document.documentElement
|| navigator.maxTouchPoints > 0
|| navigator.msMaxTouchPoints > 0;
}
if (hasTouch()) { // remove all the :hover stylesheets
try { // prevent exception on browsers not supporting DOM styleSheets properly
for (var si in document.styleShee...
Getting distance between two points based on latitude/longitude
...n, cos, sqrt, atan2, radians
# approximate radius of earth in km
R = 6373.0
lat1 = radians(52.2296756)
lon1 = radians(21.0122287)
lat2 = radians(52.406374)
lon2 = radians(16.9251681)
dlon = lon2 - lon1
dlat = lat2 - lat1
a = sin(dlat / 2)**2 + cos(lat1) * cos(lat2) * sin(dlon / 2)**2
c = 2 * ata...
Chrome refuses to execute an AJAX script due to wrong MIME type
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answered Jul 2 '14 at 10:17
QuentinQuentin
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Why not be dependently typed?
...iques.
– pigworker
Oct 18 '12 at 19:06
3
As a side note, someone recently pointed me to this pape...
What is a rune?
...r <= 122:
return r - 32
case 65 <= r && r <= 90:
return r + 32
default:
return r
}
}
func main() {
fmt.Println(SwapRune('a'))
}
It should be obvious, if you were to look at the Unicode mapping, which is identical to ASCII in that range. Fur...
Batch Renaming of Files in a Directory
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answered Oct 22 '08 at 18:59
DzinXDzinX
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