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Get visible items in RecyclerView
...le on screen for some threshold then you can refer to the following blog.
https://proandroiddev.com/detecting-list-items-perceived-by-user-8f164dfb1d05
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apc vs eaccelerator vs xcache
... stable 2013-10-10
3.0.4 stable 2013-10-10
eAccelerator
https://github.com/eaccelerator/eaccelerator
dev dev 2012-08-16
0.9.6-rc1 unstable 2010-01-26
0.9.5.1 stable 2007-05-16
...
Empty set literal?
...class 'set'>
>>> {}.__class__
<type 'dict'>
More here: https://docs.python.org/3/whatsnew/2.7.html#other-language-changes
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How to delete all data from solr and hbase
...st:8983/solr/update?stream.body=<commit/>
Source docs from SOLR:
https://wiki.apache.org/solr/FAQ#How_can_I_delete_all_documents_from_my_index.3F
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Append a NumPy array to a NumPy array
...ows like so:
arr = np.concatenate( ( arr, [[x, y, z]] ) , axis=0)
See also https://docs.scipy.org/doc/numpy/reference/generated/numpy.concatenate.html
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Setting default value for TypeScript object passed as argument
...
Typescript supports default parameters now:
https://www.typescriptlang.org/docs/handbook/functions.html
Also, adding a default value allows you to omit the type declaration, because it can be inferred from the default value:
function sayName(firstName: string, lastNa...
How to convert a currency string to a double with jQuery or Javascript?
...obalize gives the ability to parse a culture specific format to a float.
https://github.com/jquery/globalize
Given a string "$13,042.00", and Globalize set to en-US:
Globalize.culture("en-US");
You can parse the float value out like so:
var result = Globalize.parseFloat(Globalize.format("$13,...
Format a datetime into a string with milliseconds
...pec='milliseconds')
Output:
'2019-05-10 09:08:53.155'
More info here: https://docs.python.org/3/library/datetime.html#datetime.datetime.isoformat
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How do I convert seconds to hours, minutes and seconds?
...mespan(secondsPassed)
# '21 minutes and 42 seconds'
For more info Visit:
https://humanfriendly.readthedocs.io/en/latest/#humanfriendly.format_timespan
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Remove Elements from a HashSet while Iterating [duplicate]
...ator().
Each matching element is removed using Iterator.remove().
From:
https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html#removeIf-java.util.function.Predicate-
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