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What is the difference between buffer and cache memory in Linux?
...uffers", only this time it caches pages from file reading.
quote from:
https://web.archive.org/web/20110207101856/http://www.linuxforums.org/articles/using-top-more-efficiently_89.html
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What is a “cache-friendly” code?
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Optimizing cache usage largely comes down to two factors.
Locality of Reference
The first factor (to which others have already alluded) is locality of reference. Locality of reference really has two dimensions though: space and time.
Spatial
The spatial dimens...
Child with max-height: 100% overflows parent
...mage itself is taller than it is wide, it overflows the container's height downwards, in order to maintain its aspect ratio while still being as large as possible overall.
When you do specify an explicit height for the parent, then the child knows it has to be at most 100% of that explicit height. ...
How can I restart a Java application?
...the difference? Is there a difference between restarting a PC and shutting down the OS+booting it up again?
– Meinersbur
Jun 20 '17 at 0:36
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Converting VS2012 Solution to VS2010
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Is there a downside to doing this? It seems too easy to be true.
– kbeal2k
Dec 20 '12 at 16:53
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Count table rows
...- long time prior information schema database.
UPDATE:
Because there was down-vote, I want to clarify that the number shown is estimated for InnoDB and TokuDB and it is absolutely correct for MyISAM and Aria (Maria) storage engines.
Per the documentation:
The number of rows. Some storage engi...
Context switches much slower in new linux kernels
...lude that between kernel 2.6.32 and 3.1.9 context switch has indeed slowed down, though not as much as you observe in kernel 3.2. I realize this doesn't yet answer your question, I'll keep digging.
Edit: I've found that changing the real time priority of the process (both threads) improves the per...
Class does not implement its superclass's required members
...cial set of inheritance rules, but protocol conformance is still inherited down the chain. If a parent class conforms to a protocol, its subclasses must to conform to that protocol.
Ordinarily, this isn't a problem, because most protocols only require methods which don't play by special inheritance...
How does Google Instant work?
...\x3e\\x3ca href\\x3d\\x22http://stackoverflow.com/\\x22 class\\x3dl onmousedown\\x3d\\x22return rwt(this,\\x27\\x27,\\x27\\x27,\\x27\\x27,\\x271\\x27,\\x27AFQjCNERidL9Hb6OvGW93_Y6MRj3aTdMVA\\x27,\\x27\\x27,\\x270CBYQFjAA\\x27)\\x22\\x3e\\x3cem\\x3eStack Overflow\\x3c/em\\x3e\\x3c/a\\x3e\\x3c/h3\\x3e...
What are good message queue options for nodejs? [closed]
...ongst other things. Seems reliable enough.
zeromq.node: If you want to go down the non-brokered route this might be worth a look. More work to implement functionality but your more likely to get lower latency and higher throughput.
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