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Underscore vs Double underscore with variables and methods [duplicate]
...vate just becomes MyClass._MyClass__private. (Note that
even this breaks down for subclasses with the same name as the
superclass, e.g. subclasses in different modules.) It is possible to
access __private names from outside their class, just inconvenient and
fragile (it adds a dependency on ...
Is Dvorak typing appropriate for programming? [closed]
...
definitely write down and test passwords before switching if you are relying on the muscle memory to type them.
– Evgeny
Dec 4 '10 at 21:33
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Can I run multiple programs in a Docker container?
...parts still communicate over TCP/IP, but unless the ports have been locked down specifically (not recommended, as you'd be unable to run more than one copy), you would have to pass the new port that the database has been exposed as to the application, so that it could communicate with Mongo. This is...
What is the difference between “Flush Magento Cache” and “Flush Cache Storage” in magento's cache ma
... them. I tend to use the second button when I'm having difficulty tracking down the cause of a problem.
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How to check null objects in jQuery
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(Since I don't seem to have enough reputation to vote down the answer...)
Wolf wrote:
Calling length property on undefined
or a null object will cause IE and
webkit browsers to fail!
Instead try this:
// NOTE!! THE FOLLOWING IS WRONG; DO NOT USE! -- EleotleCram
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Convert a python dict to a string and back
...ule as well. Both json and pickle seem easy enough to use, so it will come down to things such as cross-platform support. Thanks
– AJ00200
Dec 28 '10 at 16:11
5
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How to use LINQ to select object with minimum or maximum property value
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The performance will drag you down. I learnt it the hard way. If you want the object with the Min or Max value, then you do not need to sort the entire array. Just 1 scan should be enough. Look at the accepted answer or look at MoreLinq package.
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Get an object's class name at runtime
...sing the constructor.name on something that might potentially get minified down the road is just begging for a headache.
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Ruby on Rails generates model field:type - what are the options for field:type?
... |t|
t.references :car
t.timestamps
end
end
def self.down
drop_table :wheels
end
end
When you run the migration, the following will end up in your db/schema.rb:
$ rake db:migrate
create_table "wheels", :force => true do |t|
t.integer "car_id"
t.datetime "creat...
Can't connect to local MySQL server through socket '/var/mysql/mysql.sock' (38)
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To prevent the problem from occurring, you must perform a graceful shutdown of the server from the command line rather than powering off the server.
shutdown -h now
This will stop the running services before powering down the machine.
Based on Centos, an additional method for getting it back...