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Do I cast the result of malloc?
... someone suggested in a comment that I should not cast the result of malloc , i.e.
29 Answers
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Small Haskell program compiled with GHC into huge binary
Even trivially small Haskell programs turn into gigantic executables.
2 Answers
2
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How do I execute a command and get the output of the command within C++ using POSIX?
...use the C stdio API, I prefer the iostreams API. popen requires you to manually clean up the FILE handle, pstreams do that automatically. popen only accepts a const char* for the argument, which requires care to avoid shell injection attacks, pstreams allows you to pass a vector of strings similar t...
List vs Set vs Bag in NHibernate
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NHibernate semantics:
List: Ordered collection of entities, duplicate allowed. Use a .NET IList in code. The index column will need to be mapped in NHibernate.
Set: Unordered collection of unique entities, duplicates not allowed. Use Iesi.Collection.ISet in code (NH prior to v4) or System.Colle...
Parsing IPv6 extension headers containing unknown extensions
... you don't know how to interpret.
Routers can route such packets, because all they need is the routing header. Deep packet inspection gadgets and suchlike need to know a lot, but then that's their fate anyway.
Edited to add: This design means that middleboxes can only change what they know. If a m...
Order discrete x scale by frequency/value
... rearrange it so that it is ordered by the value of the y-axis (i.e., the tallest bar will be positioned on the left).
5 An...
Is it possible to do start iterating from an element other than the first using foreach?
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Good call. WTB auto-complete (gahh can't remember the real name of it) in stackoverflow ;)
– MoarCodePlz
Jun 21 '11 at 17:56
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Hexadecimal To Decimal in Shell Script
...not on his list:
[ghoti@pc ~]$ dc -e '16i BFCA3000 p'
3217698816
But if all you want to do is subtract, why bother changing the input to base 10?
[ghoti@pc ~]$ dc -e '16i BFCA3000 17FF - p 10o p'
3217692673
BFCA1801
[ghoti@pc ~]$
The dc command is "desk calc". It will also take input from st...
How to pass a user defined argument in scrapy spider
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The above code is only partially working for me. For eg. If I define domain using self.domain, I'm still not able to access it outside the __init__ method. Python throws a not defined error. BTW, why have you omitted the super call? PS. I'm working wit...
ASP.NET MVC: Unit testing controllers that use UrlHelper
One of my controllers actions, one that is being called in an Ajax request, is returning an URL to the client side so it can do a redirection. I'm using Url.RouteUrl(..) and during my unit tests this fails since the Controller.Url parameter is not pre-filled.
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