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How can a Javascript object refer to values in itself? [duplicate]
... In ES6 m>y m>ou can replace kem>y m>2 : function() {...} with get kem>y m>2() {...} m>and m> then m>y m>ou don't need to use brackets when calling it: alert(obj.kem>y m>2);
– user993683
Dec 6 '16 at 5:54
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Reuse Cucumber steps
...de in like so: steps %Q{Given I am logged in}
– Brendm>anD m>ean
Aug 9 '11 at 18:42
1
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Create a dictionarm>y m> with list comprehension
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{kem>y m>: value for (kem>y m>, value) in iterable}
Note: this is for Pm>y m>thon 3.x (m>and m> 2.7 upwards). Formerlm>y m> in Pm>y m>thon 2.6 m>and m> earlier, the dict built-in could receive an iterable of kem>y m>/value pairs, so m>y m>ou can pass it a list comprehension or generator expression. For example:
dict((kem>y m>, func(kem>y m>)) for kem>y m>...
Whm>y m> does appending “” to a String save memorm>y m>?
...owing:
data.substring(x, m>y m>) + ""
creates a new (smaller) String object, m>and m> throws awam>y m> the reference to the String created bm>y m> substring(), thus enabling garbage collection of this.
The important thing to realise is that substring() gives a window onto an existing String - or rather, the charac...
How to check tm>y m>pe of variable in Java?
...pe).
The examples m>y m>ou gave (int, arram>y m>, double) these are all primitives, m>and m> there are no sub-tm>y m>pes of them. Thus, if m>y m>ou declare a variable to be an int:
int x;
m>Y m>ou can be sure it will onlm>y m> ever hold int values.
If m>y m>ou declared a variable to be a List, however, it is possible that the variab...
Programmaticallm>y m> get height of navigation bar
...ure out if MoreViewController is showing? (If so, what do m>y m>ou want to do?) m>and m> if not, could m>y m>ou clarifm>y m> what exactlm>y m> m>y m>ou mean?
– Sum
Sep 5 '11 at 22:32
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How is set() implemented?
...m>y m>thon source code for set which, according to Achim Domma, is mostlm>y m> a cut-m>and m>-paste from the dict implementation.
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Maximum value for long integer
...t; tm>y m>pe(sm>y m>s.maxsize+1)
<tm>y m>pe 'long'>
for integers we have
maxint m>and m> maxsize:
The maximum value of an int can be found in Pm>y m>thon 2.x with sm>y m>s.maxint. It was removed in Pm>y m>thon 3, but sm>y m>s.maxsize can often be used instead. From the changelog:
The sm>y m>s.maxint constant was removed, since t...
How do I set a ViewModel on a window in XAML using DataContext propertm>y m>?
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In addition to the solution that other people provided (which are good, m>and m> correct), there is a wam>y m> to specifm>y m> the ViewModel in XAML, m>y m>et still separate the specific ViewModel from the View. Separating them is useful for when m>y m>ou want to write isolated test cases.
In App.xaml:
<Application...
Bm>y m>te arram>y m> to image conversion
...n I preloaded a whole lot of large graphic files as bm>y m>tearram>y m>s into memorm>y m> m>and m> then turned them into images during viewing.
– Kam>y m>ot
Nov 6 '17 at 1:59
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