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How can I detect if a file is binary (non-text) in python?
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Cluster analysis in R: determine the optimal number of clusters
...(d, pamk.best$nc))
# we could also do:
library(fpc)
asw <- numeric(20)
for (k in 2:20)
asw[[k]] <- pam(d, k) $ silinfo $ avg.width
k.best <- which.max(asw)
cat("silhouette-optimal number of clusters:", k.best, "\n")
# still 4
Three. Calinsky criterion: Another approach to diagnosin...
Default text which won't be shown in drop-down list
...ption.selected = false;
– Oriol
Jan 20 '14 at 1:34
2
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Twitter Bootstrap 3: how to use media queries?
...x){}
@media(min-width:768px){}
@media(min-width:992px){}
@media(min-width:1200px){}
Note: FYI, this may be useful for debugging:
<span class="visible-xs">SIZE XS</span>
<span class="visible-sm">SIZE SM</span>
<span class="visible-md">SIZE MD</span>
<span cla...
How can I check whether a radio button is selected with JavaScript?
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answered Sep 14 '09 at 20:37
Mark BiekMark Biek
130k5151 gold badges150150 silver badges194194 bronze badges
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Days between two dates? [duplicate]
...ber of days:
>>> from datetime import date
>>> a = date(2011,11,24)
>>> b = date(2011,11,17)
>>> a-b
datetime.timedelta(7)
>>> (a-b).days
7
And it works with datetimes too — I think it rounds down to the nearest day:
>>> from datetime impor...
Best way to create an empty map in Java
... other types of maps as well, such as TreeMap or LinkedHashMap.
Update (2018): On Java 9 or newer, the shortest code for creating an immutable empty map is:
Map.of()
...using the new convenience factory methods from JEP 269. ????
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Are booleans as method arguments unacceptable? [closed]
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answered Sep 25 '08 at 20:35
skaffmanskaffman
374k9292 gold badges779779 silver badges744744 bronze badges
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How to convert an address into a Google Maps Link (NOT MAP)
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How about this?
https://maps.google.com/?q=1200 Pennsylvania Ave SE, Washington, District of Columbia, 20003
https://maps.google.com/?q=term
If you have lat-long then use below URL
https://maps.google.com/?ll=latitude,longitude
Example: maps.google.com/?ll=38.882...