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Does making a struct volatile make all its members volatile?
...d ($7.1.5.1/8)
[Note: volatile is a hint to the
implementation to avoid aggressive
optimization involving the object
because the value of the object might
be changed by means undetectable by an
implementation. See 1.9 for detailed
semantics. In general, the semantics
of volatile ar...
git command to show all (lightweight) tags creation dates
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@revelt git >= 2.0 provides a sort param. Put a minus in to reverse the order. git tag -l --sort=-creatordate --format='%(creatordate:short)|%(refname:short)'
– con--
Apr 4 '19 at 13:24
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Check if any ancestor has a class using jQuery
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
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Appropriate hashbang for Node.js scripts
... who only have Node installed as nodejs.
Rationale:
It's what the cool kids are doing, and if you don't do it too, you're not cool. Major node projects like jshint, karma, bower, and even npm simply use #!/usr/bin/env node as the shebang for their executable scripts.
Because the cool kids are doi...
What is the C# equivalent to Java's isInstance()?
...valent of Java's isInstance. The other answer is simply wrong despite the ridiculous number of upvotes.
– Konrad Rudolph
Sep 21 '16 at 17:21
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How does one use rescue in Ruby without the begin and end block
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I'm using the def / rescue combination a lot with ActiveRecord validations:
def create
@person = Person.new(params[:person])
@person.save!
redirect_to @person
rescue ActiveRecord::RecordInvalid
render :action => :new
end
I think this is very lean code!
...
Rails: How to list database tables/objects using the Rails console?
...cts').map(&:name)
You should probably wrap them in shorter syntax inside your .irbrc.
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Amazon S3 Change file download name
I have files stored on S3 with a GUID as the key name.
7 Answers
7
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How to indicate param is optional using inline JSDoc?
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I was asking how to do it inline. The example you are providing seem to be the same as what I showed in my question.
– studgeek
Apr 9 '16 at 4:04
add a commen...
Count cells that contain any text
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