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How to pick just one item from a generator?
... would use the second syntax given in my answer, next(g). This will internally call g.__next__(), but you don't really have to worry about that, just as you usually don't care that len(a) internally calls a.__len__().
– Sven Marnach
Apr 10 '14 at 10:31
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Where are static methods and static variables stored in Java?
...ich is called Method Area. Even this answer is not wrong. It is just a debatable topic whether Permgen Area is a part of heap or not. Obviously perceptions differ from person to person. In my opinion we provide heap space and permgen space differently in JVM arguments. So it is a good assumption to ...
How do I add a placeholder on a CharField in Django?
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Look at the widgets documentation. Basically it would look like:
q = forms.CharField(label='search',
widget=forms.TextInput(attrs={'placeholder': 'Search'}))
More writing, yes, but the separation allows for better abstraction of more complic...
How can I get nth element from a list?
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Personally I can't comprehend how an at-index accessor that doesn't return a Maybe type is acceptable as idiomatic Haskell. [1,2,3]!!6 will give you a runtime error. It could very easily be avoided if !! had the type [a] -> Int ...
How to read a file into a variable in shell?
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Ok but it's bash, not sh; it may not fit all cases.
– moala
Apr 15 '13 at 11:25
18
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How to get the Power of some Integer in Swift language?
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I really like this solution, but with Swift 3 it does not work. Any idea how to make it work?
– Vanya
Sep 19 '16 at 18:51
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Cross-reference (named anchor) in markdown
...ng to this: confluence.atlassian.com/bitbucket/…, bitbucket supports the Table of Contents extension which can auto-generate links and anchors based on the document headers. The TOC extension is documented here: pythonhosted.org/Markdown/extensions/toc.html Add the text "[TOC]" to the beginning ...
Appropriate datatype for holding percent values?
...straints would be the same
Example:
if object_id('Demo') is null
create table Demo
(
Id bigint not null identity(1,1) constraint pk_Demo primary key
, Name nvarchar(256) not null constraint uk_Demo unique
, SomePercentValue decimal(3,2) constraint chk_Demo_SomePercent...
Simple example of threading in C++
...ill execute, followed by the function's parameters. The thread is automatically started upon construction.
If later on you want to wait for the thread to be done executing the function, call:
t1.join();
(Joining means that the thread who invoked the new thread will wait for the new thread to fi...
Why should text files end with a newline?
I assume everyone here is familiar with the adage that all text files should end with a newline. I've known of this "rule" for years but I've always wondered — why?
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