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How to return an empty ActiveRecord relation?
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Patrick Brinich-Langlois
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answered Apr 3 '12 at 20:39
steveh7steveh7
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Is there a way to make a link clickable in the OSX Terminal?
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edited Jul 7 '12 at 15:06
Joshua Muheim
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ans...
How do I add 24 hours to a unix timestamp in php?
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303
You probably want to add one day rather than 24 hours. Not all days have 24 hours due to (among...
Is there an AddRange equivalent for a HashSet in C#
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edited Aug 9 '18 at 0:08
Neuron
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answered M...
How do I specify “close existing connections” in sql script
I'm doing active development on my schema in SQL Server 2008 and frequently want to rerun my drop/create database script. When I run
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Find and copy files
...r of the arguments to cp reversed:
find /home/shantanu/processed/ -name '*2011*.xml' -exec cp "{}" /home/shantanu/tosend \;
Please, note: the find command use {} as placeholder for matched file.
share
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What does an Asterisk (*) do in a CSS selector?
...y margin to every element on my entire page you can use:
* {
margin: 10px;
}
You can also use this within sub-selections, for example the following would add a margin to all elements within a paragraph tag:
p * {
margin: 10px;
}
Your example is doing some css trickery to apply consecut...
Remove the first character of a string
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edited Jul 8 '18 at 19:00
Bjamse
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answered Feb 9 '11 at 13:34
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Python/postgres/psycopg2: getting ID of row just inserted
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208
cursor.execute("INSERT INTO .... RETURNING id")
id_of_new_row = cursor.fetchone()[0]
And plea...
Programmatically get the cache line size?
...el), you can get this information out of /sys:
/sys/devices/system/cpu/cpu0/cache/
This directory has a subdirectory for each level of cache. Each of those directories contains the following files:
coherency_line_size
level
number_of_sets
physical_line_partition
shared_cpu_list
shared_cpu_map
s...