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Is it safe to parse a /proc/ file?
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I have the source for Linux 2.6.27.8 handy since I'm doing driver development at the moment on an embedded ARM target.
The file ...linux-2.6.27.8-lpc32xx/net/ipv4/raw.c at line 934 contains, for example
seq_printf(seq, "%4d: %08X:%04X %08X:%04X"
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Aborting a shell script if any command returns a non-zero value?
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27
Just a note: If you declare functions inside the bash script, the functions will need to have set -e redeclared inside the function body if...
How to copy files between two nodes using ansible
...essible.
– orotemo
Mar 29 '16 at 13:27
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Create PostgreSQL ROLE (user) if it doesn't exist
...time soon.
– Erwin Brandstetter
Mar 27 '14 at 16:41
2
@Ken: If $ has a special meaning in your cl...
How to prevent sticky hover effects for buttons on touch devices
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27 Answers
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Active
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No mapping found for field in order to sort on in ElasticSearch
...don't have the attribute.
– c4k
Oct 27 '13 at 15:47
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Calculate distance between two latitude-longitude points? (Haversine formula)
...1 * p) * c(lat2 * p) *
(1 - c((lon2 - lon1) * p))/2;
return 12742 * Math.asin(Math.sqrt(a)); // 2 * R; R = 6371 km
}
You can play with my jsPerf and see the results here.
Recently I needed to do the same in python, so here is a python implementation:
from math import cos, asin, sqr...
How do I vertically align something inside a span tag?
...re for
– Hashbrown
May 23 '15 at 15:27
Works for me too. Used a different element than span.
– c...
MongoDB: Is it possible to make a case-insensitive query?
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27
This works perfectly. Got it working in PHP with: $collection->find(array('key' => new MongoRegex('/'.$val.'/i')));
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How to measure time in milliseconds using ANSI C?
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s1m0n
7,82511 gold badge2727 silver badges4343 bronze badges
answered Dec 12 '08 at 0:08
Robert GambleRobert Gamble
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