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Can someone explain collection_select to me in clear, simple terms?
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306
collection_select(
:post, # field namespace
:author_id, # field name
# result of t...
How to get Visual Studio to open Resolve Conflicts window after a TFS Get
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edited Jun 22 '14 at 9:00
answered Jun 22 '14 at 8:54
Da...
What happens to an open file handle on Linux if the pointed file gets moved or deleted
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160
If the file is moved (in the same filesystem) or renamed, then the file handle remains open and ...
How do I get the current time zone of MySQL?
...can set the timezone used by your connection like this:
set time_zone = '+00:00';
That sets the timezone to GMT, so that any further operations (like now()) will use GMT.
Note, though, that time and date values are not stored with timezone information in MySQL:
mysql> create table foo (tstam...
Git merge errors
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edited May 23 '17 at 12:02
Community♦
111 silver badge
answered May 15 '11 at 7:23
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How can I use grep to show just filenames on Linux?
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1703
The standard option grep -l (that is a lowercase L) could do this.
From the Unix standard:
-l...
Significance of -pthread flag when compiling
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107
Try:
gcc -dumpspecs | grep pthread
and look for anything that starts with %{pthread:.
On my...
Set a DateTime database field to “Now”
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edited Dec 16 '13 at 8:20
bluish
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answered ...
Redis is single-threaded, then how does it do concurrent I/O?
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370
Well it depends on how you define concurrency.
In server-side software, concurrency and paralle...
Static link of shared library function in gcc
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109
Refer to:
http://www.linuxquestions.org/questions/linux-newbie-8/forcing-static-linking-of-shar...