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How do I turn on SQL debug logging for ActiveRecord in RSpec tests?
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By default, all your db queries will be logged already in test mode. They'll be in log/test.log.
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Which access modifiers are implied when not specified?
For all of the different concepts that support access modifiers, such as fields, properties, methods and classes, which access modifiers are implied if not specified?
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Find the extension of a filename in Ruby
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That's really basic stuff:
irb(main):002:0> accepted_formats = [".txt", ".pdf"]
=> [".txt", ".pdf"]
irb(main):003:0> File.extname("example.pdf") # get the extension
=> ".pdf"
irb(main):004:0> accepted_formats.include? ...
Reduce, fold or scan (Left/Right)?
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In general, all 6 fold functions apply a binary operator to each element of a collection. The result of each step is passed on to the next step (as input to one of the binary operator's two arguments). This way we can cumulate a result.
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Setting focus on an HTML input box on page load
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Will that actually set the input focus? Which browser did you try it on?
– Peter Mortensen
Jul 1 '19 at 1:44
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Static member initialization in a class template
...T>::something_relevant = 1.5;
Since it is part of a template, as with all templates the compiler will make sure it's only defined once.
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How to get Visual Studio to open Resolve Conflicts window after a TFS Get
...Actions drop down, select Resolve Conflicts.
From there you can click Get All Conflicts.
Normally VS will prompt you to resolve any conflicts as soon as you do one of the following:
Get latest
Check in
Merge
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Get local href value from anchor (a) tag
... href value but directs it to a slightly different place than it would normally go. The tag looks like
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How to identify whether a file is normal file or directory
...ases. Use os.path.islink() for symlinks for instance. Furthermore, these all return False if the file does not exist, so you'll probably want to check with os.path.exists() as well.
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How to use continue in jQuery each() loop?
In my application i am using AJAX call. I want to use break and continue in this jQuery loop.
4 Answers
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