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Java how to replace 2 or more spaces with single space in string and delete leading and trailing spa
... String[] tests = {
" x ", // [x]
" 1 2 3 ", // [1 2 3]
"", // []
" ", // []
};
for (String test : tests) {
System.out.format("[%s]%n",
test.replaceAll("^ +| +$|( )+", "$1")
);
}
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Outputting data from unit test in python
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answered Dec 3 '12 at 17:17
Facundo CascoFacundo Casco
8,32955 gold badges3838 silver badges6161 bronze badges
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Is there a difference between x++ and ++x in java?
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293
++x is called preincrement while x++ is called postincrement.
int x = 5, y = 5;
System.out.pr...
Moving matplotlib legend outside of the axis makes it cutoff by the figure box
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3 Answers
3
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ImportError in importing from sklearn: cannot import name check_build
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13 Answers
13
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Swap key with value JSON
... |
edited Oct 16 '19 at 13:00
KostasX
2,12611 gold badge99 silver badges2020 bronze badges
answered Apr...
Storing Python dictionaries
...ckle save:
try:
import cPickle as pickle
except ImportError: # Python 3.x
import pickle
with open('data.p', 'wb') as fp:
pickle.dump(data, fp, protocol=pickle.HIGHEST_PROTOCOL)
See the pickle module documentation for additional information regarding the protocol argument.
Pickle load:...
How to convert a boolean array to an int array
...gt;> x
array([ True, False, True], dtype=bool)
>>> x + [1, 2, 3]
array([2, 2, 4])
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`levels
...ion, @Marek posted the following solution:
https://stackoverflow.com/a/10432263/636656
4 Answers
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Real life example, when to use OUTER / CROSS APPLY in SQL
...xec_query_stats AS qs
CROSS APPLY sys.dm_exec_query_plan(qs.plan_handle)
3) Reusing a column alias
SELECT number,
doubled_number,
doubled_number_plus_one
FROM master..spt_values
CROSS APPLY (SELECT 2 * CAST(number AS BIGINT)) CA1(doubled_number)
CROSS APPLY (SELECT doubled_number...