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A type for Date only in C# - why is there no Date type?
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Allow me to add an update to this classic question:
Jon Skeet's Noda Time library is now quite mature, and has a date-only type called LocalDate. (Local in this case just means local to someone, not necessarily local to th...
What does enumerate() mean?
...ieving that; one using itertools.count() to do the counting, the other manually counting in a generator function:
from itertools import count
def enumerate(it, start=0):
# return an iterator that adds a counter to each element of it
return zip(count(start), it)
and
def enumerate(it, sta...
How to use concerns in Rails 4
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So I found it out by myself. It is actually a pretty simple but powerful concept. It has to do with code reuse as in the example below. Basically, the idea is to extract common and / or context specific chunks of code in order to clean up the models and avoid them...
What does it mean by select 1 from table?
... is "more obvious" immediately. Of course, that might be a viscous chicken vs. egg issue, but I don't generally dwell)).
SELECT * FROM TABLE1 T1 WHERE EXISTS (
SELECT 1 FROM TABLE2 T2 WHERE T1.ID= T2.ID
);
Basically, the above will return everything from table 1 which has a corresponding I...
How can we generate getters and setters in Visual Studio?
...the property directly below the private field, which bugs me, because I usually have all of my private fields grouped together, and this Visual Studio feature breaks my class' formatting.
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How to use the CancellationToken property?
...t points where you can stop executing safely across loop body, and loop usually have some logical condition to exit (iterate over all items in collection etc.). So I believe it's better not to mix that conditions as they have different intention.
Cautionary note about avoiding CancellationToken.Thr...
How do I find the duplicates in a list and create another list with them?
... @Hugo, to see the list of duplicates, we just need to create a new list called dup and add an else statement. For example: dup = [] else: dup.append(x)
– Chris Nielsen
Apr 29 '16 at 16:45
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Is it possible to use Razor View Engine outside asp.net
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Check RazorEngine, it's a little framework built on top of Razor that allows you to do this.
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window.close and self.close do not close the window in Chrome
...ec for window.close():
The close() method on Window objects should, if all the following conditions are met, close the browsing context A:
The corresponding browsing context A is script-closable.
The browsing context of the incumbent script is familiar with the browsing context A.
Th...
CSS table column autowidth
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Instead of manually adding the '.last' class, you can just do 'td:last-child' as the selector.
– T.Ho
Feb 13 '13 at 0:34
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