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Why would anyone use set instead of unordered_set?
...ments is a good cut-off between the two. When in doubt nothing can replace testing performance of the two in your specific use-case.
– Nate
Sep 12 '16 at 18:09
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How do I globally configure RSpec to keep the '--color' and '--format specdoc' options turned on
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If you use rake to run rspec tests then you can edit spec/spec.opts
http://rspec.info/rails/runners.html
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What exactly are “spin-locks”?
...e not using a resource found in an inconsistent state, and this is why you test its lock. disabling interrupts (also preemption) ensures that yes, nobody will mess with your resurce while you are dealing with it. but, for that, you have to be sure that the resource is free when you are acquiring it....
Composite Key with EF 4.1 Code First
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If you mock your DbContext for unit testing purpose, how do you make sure the modelBuilder is executed in order to define the relationship between entities and/or composite primary keys?
– Jim Aho
Aug 19 '14 at 12:38
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How to use enums in C++
...s day = Saturday; // Days.Saturday is an error
And similarly later, to test:
if (day == Saturday)
// ...
These enum values are like bare constants - they're un-scoped - with a little extra help from the compiler: (unless you're using C++11 enum classes) they aren't encapsulated like objec...
Missing Maven dependencies in Eclipse project
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Sigh, this is still broken in m2e 1.6.2.20150902-002. Tested with a fresh vanilla Eclipse install on Mac OS X / JDK 1.8. Eclipse IDE for Java Developers Version: Mars.2 Release (4.5.2) Build id: 20160218-0600 I wonder if this plugin requires Eclipse Java EE to work properly?
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How do you attach and detach from Docker's process?
...ultiplexer could be intercepting either ^P or ^Q (usually the latter). To test whether this is the issue, try running or attaching with the --detach-keys z argument. You should now be able to detach by pressing z, without any modifiers. If this works, another program is interfering. The easiest ...
Installing Bootstrap 3 on Rails App
...e one that suites your needs best. Glyphicons and Javascript work and I've tested them with the latest beta of Rails 4.1.0 as well.
Using Bootstrap 3 with Rails 4 - The Bootstrap 3 files are copied into the vendor directory of your application.
Adding Bootstrap from a CDN to your Rails applicatio...
ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)
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You have to reset the password! steps for mac osx(tested and working) and ubuntu
Stop MySQL using
sudo service mysql stop
or
$ sudo /usr/local/mysql/support-files/mysql.server stop
Start it in safe mode:
$ sudo mysqld_safe --skip-grant-tables --skip-networking
(abo...
What are the benefits of functional programming? [closed]
...And since everything is decoupled - re-usability is much improved and unit testing is very very easy.
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