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Python argparse command line flags without arguments
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answered Nov 24 '11 at 15:01
JdogJdog
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Compare two Byte Arrays? (Java)
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In your example, you have:
if (new BigInteger("1111000011110001", 2).toByteArray() == array)
When dealing with objects, == in java compares reference values. You're checking to see if the reference to the array returned by toByteArray() is the same as the reference held in ...
Define static method in source-file with declaration in header-file in C++
...als to appear.
– x13n
Oct 8 '13 at 10:41
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How to select an element by classname using jqLite?
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202
Essentially, and as-noted by @kevin-b:
// find('#id')
angular.element(document.querySelector('...
How to index into a dictionary?
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110
Dictionaries are unordered in Python versions up to and including Python 3.6. If you do not car...
How can I use 'Not Like' operator in MongoDB
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edited Jul 30 at 5:24
whoami
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How can i get the session object if i have the entity-manager
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To be totally exhaustive, things are different if you're using a JPA 1.0 or a JPA 2.0 implementation.
JPA 1.0
With JPA 1.0, you'd have to use EntityManager#getDelegate(). But keep in mind that the result of this method is implementation specific i.e. non portable from application server using...
Select rows of a matrix that meet a condition
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edited Mar 22 '11 at 13:09
answered Mar 22 '11 at 13:04
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Selecting multiple columns in a pandas dataframe
...s of the first two columns) then you can do this instead:
df1 = df.iloc[:, 0:2] # Remember that Python does not slice inclusive of the ending index.
Additionally, you should familiarize yourself with the idea of a view into a Pandas object vs. a copy of that object. The first of the above methods w...
count members with jsonpath?
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code4kix
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answered Dec 10 '13 at 15:52
lopisanlopisan
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