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MVC Vs n-tier architecture
...se the difference between a layer and a tier. It is true that you can run more than one tier on a physical mahcine (e.g. you divide up a big server via hypervisors), but the point here is N-Tier aludes to a physical network hop (e.g. TCP/IP). Locally you would be more efficent to use named pipes, ...
How to debug heap corruption errors?
...isingly excellent book Writing Solid Code:
sentry values: allow a little more space before and after each alloc, respecting maximum alignment requirement; fill with magic numbers (helps catch buffer overflows and underflows, and the occasional "wild" pointer)
alloc fill: fill new allocations with ...
How to specify HTTP error code?
... +1 for using the latest version of the API. If you want to send more down the wire, just chain: res.status(400).json({ error: 'message' })
– TyMayn
Sep 23 '14 at 4:15
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Set every cell in matrix to 0 if that row or column contains a 0
... the beginning depend on squares in the end. Maybe my 2nd pass can be made more efficient...
import pprint
m = [[1, 0, 1, 1, 0],
[0, 1, 1, 1, 0],
[1, 1, 1, 1, 1],
[1, 0, 1, 1, 1],
[1, 1, 1, 1, 1]]
N = len(m)
### pass 1
# 1 rst line/column
c = 1
for i in range(N):
c &am...
How to return only the Date from a SQL Server DateTime datatype
... it is a bit obtuse. Using the double convert method makes your intentions more obvious to futire code maintainers. BTW I have not downvoted you. I think I'll start using your method too. Thankyou @aku
– Jim Birchall
Sep 24 '08 at 8:25
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ImageView in circular through xml
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How to run Gulp tasks sequentially one after the other
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How can I determine if a JavaScript variable is defined in a page? [duplicate]
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@Ben: The string "undefined" is more correct – if !== is used then the quotes are necessary because typeof results in a string.
– Sophie Alpert
Aug 14 '11 at 23:52
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What is the “right” JSON date format?
...onforms to ISO 8601
ISO 8601 has been well-established internationally for more than a decade
ISO 8601 is endorsed by W3C, RFC3339, and XKCD
That being said, every date library ever written can understand "milliseconds since 1970". So for easy portability, ThiefMaster is right.
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What are the most common SQL anti-patterns? [closed]
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