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Numpy `logical_or` for more than two arguments
...ith a scalar instead of an array. So:
>>> np.any((x, y, z), axis=0)
array([ True, True, True, False], dtype=bool)
As you might expect, logical_and is similar—you can chain it, np.reduce it, functools.reduce it, or substitute all with an explicit axis.
What about other operations,...
Do fragments really need an empty constructor?
...le class example should show the usage.
/**
* Created by chris on 21/11/2013
*/
public class StationInfoAccessibilityFragment extends BaseFragment implements JourneyProviderListener {
public static final StationInfoAccessibilityFragment newInstance(String crsCode) {
StationInfoAccess...
Is Redis just a cache?
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+50
No, Redis is much more than a cache.
Like a Cache, Redis stores key=value pairs. But unlike a cache, Redis lets you operate on the v...
How can I find script's directory with Python? [duplicate]
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edited Nov 12 '16 at 8:07
answered Feb 19 '12 at 16:10
C...
Disable building workspace process in Eclipse
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102
Building workspace is about incremental build of any evolution detected in one of the opened pr...
How do I make my GUI behave well when Windows font scaling is greater than 100%
...en choosing large font sizes in the Windows control panel (like 125%, or 150%) then there are problems in a VCL application, every time something has been set pixelwise.
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A field initializer cannot reference the nonstatic field, method, or property
...here are more details about this compiler error on MSDN - Compiler Error CS0236.
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Array.Add vs +=
...nd the added value. For example, to add an element with a
value of 200 to the array in the $a variable, type:
$a += 200
Source: about_Arrays
+= is an expensive operation, so when you need to add many items you should try to add them in as few operations as possible, ex:
$arr = 1..3 ...
Python str vs unicode types
...de-point level. For example you can do:
>>> 'àèìòù'
'\xc3\xa0\xc3\xa8\xc3\xac\xc3\xb2\xc3\xb9'
>>> print 'àèìòù'.replace('\xa8', '')
à�ìòù
What before was valid UTF-8, isn't anymore. Using a unicode string you cannot operate in such a way that the resulting strin...
How do I get a list of column names from a psycopg2 cursor?
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