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How can I see the SQL that will be generated by a given ActiveRecord query in Ruby on Rails
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Similar to penger's, but works anytime in the console even after classes have been loaded and the logger has been cached:
For Rails 2:
ActiveRecord::Base.connection.instance_variable_set :@logger, Logger.new(STDOUT)
For Rails 3.0.x:
ActiveRecord::Base.lo...
How to join components of a path when you are constructing a URL in Python
... is just picking one of the modules to use in the namespace os.path at run time based on the current OS.
# os.py
import sys, errno
_names = sys.builtin_module_names
if 'posix' in _names:
# ...
from posix import *
# ...
import posixpath as path
# ...
elif 'nt' in _names:
#...
Managing relationships in Laravel, adhering to the repository pattern
... application. Personally when using repositories with Eloquent (90% of the time!) I use Eloquent and try my hardest to treat models & collections like stdClasses & Arrays (because you can!) so if I need to, switching to something else is possible.
– fideloper
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What is the difference between “word-break: break-all” versus “word-wrap: break-word” in CSS
... for the correctness of the answer when it was relevant to her/him at that time, that's all. Users are not expected to go back to their questions after couple of years and review new answers. Votes count on answer show the community "accepted answer".
– elpddev
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What's the point of OOP?
...plexity of a problem domain. The goal is maintainability of a system over time. The primary tool for achieving this is the separation of public interface from a private implementation. This allows us to have rules like "This should only be modified using ..." enforced by the compiler, rather than...
WAMP 403 Forbidden message on Windows 7
... Note: the file sets defaults which are then overridden one at a time afterward, so make sure these lines go after all of the overrides.
– meetar
May 11 '12 at 20:09
3
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What is the difference between `-fpic` and `-fPIC` gcc parameters?
... Take that result with a grain of salt, expect that result to change over time particular with a tool like GCC.
– old_timer
Jun 5 '17 at 18:29
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NodeJS / Express: what is “app.use”?
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Each app.use(middleware) is called every time a request is sent to the server.
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When is assembly faster than C?
...-level language, C in particular. However, I've also heard it stated many times that although that's not entirely false, the cases where assembler can actually be used to generate more performant code are both extremely rare and require expert knowledge of and experience with assembly.
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How can I dynamically create a selector at runtime with Objective-C?
I know how to create a SEL at compile time using @selector(MyMethodName:) but what I want to do is create a selector dynamically from an NSString . Is this even possible?
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