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Deprecation warning when using has_many :through :uniq in Rails 4
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Dylan MarkowDylan Markow
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how to generate migration to make references polymorphic
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Dorian
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answered Apr 4 '11 at 4:38
Michelle TilleyMichelle Tilley
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How to drop into REPL (Read, Eval, Print, Loop) from Python code
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Here's how you should do it (IPython > v0.11):
import IPython
IPython.embed()
For IPython <= v0.11:
from IPython.Shell import IPShellEmbed
ipshell = IPShellEmbed()
ipshell() # this call anywhere in your program will start IPython
You should use IPython, th...
How to compare two dates?
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answered Nov 15 '11 at 20:02
Fred FooFred Foo
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Github: readonly access to a private repo
... deploy keys.
– Hauke
Nov 25 '17 at 11:29
add a comment
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Determining whether jQuery has not found any element
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11
!$.isEmptyObject($.find('#id'))
This will return true if the element exists and false if it d...
Change a column type from Date to DateTime during ROR migration
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answered Mar 4 '11 at 8:42
apneadivingapneadiving
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how to make svn diff show only non-whitespace line changes between two revisions
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Marco Sulla
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answered Nov 16 '09 at 12:00
jrbjazzjrbjazz
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How to convert a number to string and vice versa in C++
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Update for C++11
As of the C++11 standard, string-to-number conversion and vice-versa are built in into the standard library. All the following functions are present in <string> (as per paragraph 21.5).
string to numeric
float ...
What is the difference between gmake and make?
...c clobbering files).
– Sean
May 24 '11 at 19:27
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