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Why should hash functions use a prime number modulus?
... first char are fed in, then the results will all be the same modulo k, at least until the integer type overflows.
[As an example, Java's string hashCode is eerily similar to this - it does the characters reverse order, with k=31. So you get striking relationships modulo 31 between strings that end...
Get element from within an iFrame
...art of the suggestions from the accepted answer posted 9 years earlier? At least deleting this answer would earn you a Peer Pressure badge…
– user4642212
Aug 24 at 2:35
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OpenShift rhc setup using multiple accounts
...ion, but I use yet another solution which seems to be more comfortable (at least for me) - the environment variable OPENSHIFT_CONFIG.
The OPENSHIFT_CONFIG environment variable can be used to override the OpenShift configuration name (by default "express"). When set the operations performed with rhc...
max value of integer
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At least my copy of Mr. Kernighan and Mr. Ritchies "The C programming language" says in A4.2 that int is of the "natural width of the machine" which I'd interpret as 32 bits when compiling for 32 bit machines.
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How to list commits since certain commit?
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git log <hash>..
Is the least amount of typing. Omitting "HEAD" assumes that's what you meant. Rev-list would work too.
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Does MySQL foreign_key_checks affect the entire database?
...ng the DB, I'd say you are better off locking access for everyone else. At least for writing. Otherwise, you can expect all kinds of concurrent access issues.
– tishma
May 13 '15 at 9:26
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What's the fastest algorithm for sorting a linked list?
...000 seconds
Packed list with merge sort: 16.525000 seconds
Conclusion:
At least on my machine, copying into an array is well worth it to improve the cache performance, since you rarely have a completely packed linked list in real life. It should be noted that my machine has a 2.8GHz Phenom II, but ...
What is NoSQL, how does it work, and what benefits does it provide? [closed]
...databases commonly called NoSQL, but every single one is also false for at least one other. Actually, the only thing NoSQL databases have in common, is that they are databases which do not use SQL. That's it. The only thing that defines them is what sets them apart from each other.
So what sets NoS...
How to import an excel file in to a MySQL database
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When exporting to CSV, [at least] excel 2013 actively attempts to poison data by using VBA-escaped doublequotes, using locale-dependent (based on OS regional settings) decimal separator for 0 values (e.g. ',', while using 'as defined in cell properties...
jQuery table sort
... had changed. I have forked a fixed jsfiddle to demo sortElements which at least seems to work for me :) @999 perhaps you could update your answer to link to the fixed demo?
– Jake Worrell
Dec 5 '11 at 15:56
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