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Is it better to call ToList() or ToArray() in LINQ queries?
...er modified after being created and has a high chance of landing in the Gen2 heap then you may be better off taking the extra allocation of ToArray up front.
In general though I find this to be the rarer case. It's much more common to see a lot of ToArray calls which are immediately passed to ot...
How to fully remove Xcode 4
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edited Sep 14 '12 at 13:34
answered Mar 12 '11 at 20:27
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How can I find out what FOREIGN KEY constraint references a table in SQL Server?
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228
Here it is:
SELECT
OBJECT_NAME(f.parent_object_id) TableName,
COL_NAME(fc.parent_objec...
How to count TRUE values in a logical vector
...le(z)["TRUE"] # gives you 1
length(z[z == TRUE]) # f3lix answer, gives you 2 (because NA indexing returns values)
So I think the safest is to use na.rm = TRUE:
sum(z, na.rm = TRUE) # best way to count TRUE values
(which gives 1). I think that table solution is less efficient (look at the code o...
Razor View throwing “The name 'model' does not exist in the current context”
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Python list sort in descending order
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392
In one line, using a lambda:
timestamp.sort(key=lambda x: time.strptime(x, '%Y-%m-%d %H:%M:%S')...
Is it possible to determine whether ViewController is presented as Modal?
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edited Apr 2 '15 at 11:09
Michael Waterfall
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Using awk to remove the Byte-order mark
...Encoding Form
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00 00 FE FF | UTF-32, big-endian
FF FE 00 00 | UTF-32, little-endian
FE FF | UTF-16, big-endian
FF FE | UTF-16, little-endian
EF BB BF | UTF-8
Thus, you can see how \xef\xbb\xbf corresponds to EF BB BF UTF-8 BOM byt...
Parse date string and change format
I have a date string with the format 'Mon Feb 15 2010'. I want to change the format to '15/02/2010'. How can I do this?
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