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How does collections.defaultdict work?
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There is a great explanation of defaultdicts here: http://ludovf.net/blog/python-collections-defaultdict/
Basically, the parameters int and list are functions that you pass. Remember that Python accepts function names as arguments. int returns 0 by default and list returns an empty list w...
When to use dynamic vs. static libraries
...the concept of load-timte relocation of shared libraries eli.thegreenplace.net/2011/08/25/… The biggest thing that allowed Position Independent Code wasn't something special to Linux, rather RIP-relative addressing added with the x64 instruction set; both Windows and Linux can make use of RIP rel...
When to use a key/value store such as Redis instead/along side of a SQL database?
...with that tutorial site URL and came across this as a top hit - slideshare.net/dvirsky/introduction-to-redis-version-2
– Paul
Nov 19 '13 at 15:19
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What is the memory consumption of an object in Java?
...larger than would otherwise be required. I think at least one version of .NET garbage collector uses that approach; it would certainly be possible for some Java garbage collectors to do so as well.
– supercat
Sep 19 '14 at 16:38
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How do you make a HTTP request with C++?
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system("pause");
//return 1;
}
Socket=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
host = gethostbyname(url.c_str());
SockAddr.sin_port=htons(80);
SockAddr.sin_family=AF_INET;
SockAddr.sin_addr.s_addr = *((unsigned long*)host->h_addr);
if(connect(Socket...
What is the difference between “int” and “uint” / “long” and “ulong”?
...be CLS-compliant if you are writing interface that could be used by other .NET languages than C#.
– Mark Byers
Sep 16 '10 at 11:24
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Simplest two-way encryption using PHP
...e 2007.
There is even an RFC to remove Mcrypt from PHP - https://wiki.php.net/rfc/mcrypt-viking-funeral
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Difference between partition key, composite key and clustering key in Cassandra?
I have been reading articles around the net to understand the differences between the following key types. But it just seems hard for me to grasp. Examples will definitely help make understanding better.
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How to implement a secure REST API with node.js
... SSL: certificate subject name 'xxxx' does not match target host name 'xxx.net'. I've hardcoded my /etc/hosts to allow https connecting on same machine
– mastervv
Aug 18 '15 at 12:50
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HashSet vs. List performance
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There is actually a collection in the .NET framework that switches between a list and hastable implementation depending on the number of items it contains: HybridDictionary.
– MgSam
Nov 1 '13 at 2:12
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