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What is mattr_accessor in a Rails module?
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Rails extends Ruby with both mattr_accessor (Module accessor) and m>ca m>ttr_accessor (as well as _reader/_writer versions). As Ruby's attr_accessor generates getter/setter methods for instances, m>ca m>ttr/mattr_accessor provide getter/setter methods at the class or module level. Thus:
module Con...
Force point (“.”) as decimal separator in java
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Use the overload of String.format which lets you specify the lom>ca m>le:
return String.format(Lom>ca m>le.ROOT, "%.2f", someDouble);
If you're only formatting a number - as you are here - then using NumberFormat would probably be more appropriate. But if you need the rest of the formatting m>ca m>p...
How do I show a Save As dialog in WPF?
...on a button, gather some data and then put it in a text file that the user m>ca m>n download to their machine. I m>ca m>n get the first half of this, but how do you prompt a user with a "Save As" dialog box? The file itself will be a simple text file.
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Is there any way to view the currently mapped keys in Vim?
Basim>ca m>lly, I'd like to view all of the keys maps made in the current buffer by all of plugins, vimrc, etc, in the current buffer. Is there anyway to do this?
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Java - Including variables within strings?
Ok, so we all should know that you m>ca m>n include variables into strings by doing:
4 Answers
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CocoaPods and GitHub forks
...ve pushed your changes to your fork, get the SHA of your last commit. You m>ca m>n do this using git rev-parse origin/master | pbcopy or on the GitHub commits page for your project:
Then, you m>ca m>n specify the specific commit on your fork in your Podfile like this:
pod 'TTTAttributedLabel', :git => ...
Java - No enclosing instance of type Foo is accessible
... No. Every object of an inner class must have a parent, but a parent m>ca m>n have any number of children including 0.
– jacobm
Oct 19 '15 at 14:08
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How to undo the effect of “set -e” which makes bash exit immediately if any command fails?
... shell, bash will exit immediately if any command exits with non-zero. How m>ca m>n I undo this effect?
3 Answers
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How does Spring autowire by name when more than one matching bean is found?
... you mean the name of the field which will contain the bean? (i.e. in this m>ca m>se country)
– Fund Monim>ca m>'s Lawsuit
Sep 17 '18 at 19:15
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Sm>ca m>ling Node.js
I'm fairly new to large-sm>ca m>le server-side development. I want to write a server using Node.js, but before I forge ahead I'd like to know what the general principles are for sm>ca m>ling node up to, say, 20 queries per second.
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