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how to check the jdk version used to compile a .class file [duplicate]
...
You can try jclasslib:
https://github.com/ingokegel/jclasslib
It's nice that it can associate itself with *.class extension.
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Show pending migrations in rails
...ationError that you need to rescue)
you can use needs_migration? method:
https://apidock.com/rails/v4.0.2/ActiveRecord/Migrator/needs_migration%3F/class
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NumberPicker 扩展：滑动选择数字，自定义样式 · App Inventor 2 中文网
...所有。
原作者：Joe J. Sánchez（Joejsanz）
原始网址：https://community.appinventor.mit.edu/t/numberpicker-displays-a-list-of-numbers-or-a-list-of-texts-that-are-selected-by-swiping-or-clicking/151282
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Redirect to external URI from ASP.NET MVC controller
...from example.com/action to example.org/?search=xyz, using return Redirect("https://www.example.org/?search=xyz"); the result is redirecting to example.com/?search=xyz.
– Kraken101
Nov 1 '17 at 11:40
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jQuery: Count number of list elements?
... num = $("#mylist").find("li").length;
console.log(num);
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<ul id="mylist">
<li>Element 1</li>
<li>Element 2</li>
<li>Element 3</li>
<li>E...
Rails Root directory path?
...ils
def self.root
File.expand_path("..", __dir__)
end
end
source:
https://github.com/rails/rails/blob/5259062868dcf10fbcf735d6520e6a14e15fdcdb/actionmailer/test/abstract_unit.rb#L12
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What does the caret (^) character mean?
...it introductory docs online also introduce revision and range specifiers:
https://git-scm.com/book/en/v2/Git-Tools-Revision-Selection
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What is the etymology of 'slug'? [closed]
...lliam. Even Stack Overflow does this, with the GEB-ish(a) self-referential https://stackoverflow.com/questions/4230846/what-is-the-etymology-of-slug/4230937#4230937, although you can replace the slug with blahblah and it will still find it okay.
It may even date back earlier than that, since screen...
How to get root view controller?
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}
return presentedVC
}
Its included as a standard function in:
https://github.com/goktugyil/EZSwiftExtensions
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What is the most robust way to force a UIView to redraw?
...y want to show some activity indicator, for simple loading indicator check https://github.com/jdg/MBProgressHUD
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