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Rails new vs create
...reates an object (or multiple objects) and saves it to the database, if validations pass. The resulting object is returned whether the object was saved successfully to the database or not.
new(attributes = nil) {|self if block_given?| ...}
New objects can be instantiated as either empty (pass...
Create a devise user from Ruby console
Any idea on how to create and save a new User object with devise from the ruby console?
5 Answers
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Can TCP and UDP sockets use the same port?
...d be of zero interest to me or anybody else, as would your reasons for considering it interesting, and ditto your objections to citing the one RFC that is here for precisely the purpose we are discussing.
– Marquis of Lorne
Sep 1 '14 at 3:41
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How do I update a formula with Homebrew?
...tall
or
brew upgrade
This is from the brew site..
for upgrading individual formula:
brew install formula-name && brew cleanup formula-name
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jQuery .data() does not work, but .attr() does
... return an Object while retrieval via .attr() will return a string. See jsfiddle example.
Since .data() does extra processing jQuery stores the results of attribute evaluation in $.cache - after all, once a data attribute has been evaluated it would be wasteful to re-evaluate on every .data() call ...
warning: refname 'HEAD' is ambiguous
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Rename it:
git branch -m HEAD newbranch
then you can examine it and decide what to do (delete it, or save under a descriptive branch name)
(The origin/HEAD remote branch is not a problem)
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How can I send large messages with Kafka (over 15MB)?
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You need to adjust three (or four) properties:
Consumer side:fetch.message.max.bytes - this will determine the largest size of a message that can be fetched by the consumer.
Broker side: replica.fetch.max.bytes - this will allow for the replicas in the brokers to send messages with...
Rails hidden field undefined method 'merge' error
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You should do:
<%= f.hidden_field :service, :value => "test" %>
hidden_field expects a hash as a second argument
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Difference between 'self' and 'total' in Chrome CPU Profile of JS
...statements, and not function calls? And total is all the code executing inside the call?
– CoolUserName
Aug 19 '11 at 21:39
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How to add 10 days to current time in Rails
...wered May 26 '11 at 5:12
dj kaoridj kaori
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