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Check if a value is within a range of numbers
... answered Apr 9 '18 at 2:51
AlexanderAlexander
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Convert JSON String to Pretty Print JSON output using Jackson
...t as Object, like:
Object json = mapper.readValue(input, Object.class);
and then write it out with indentation:
String indented = mapper.writerWithDefaultPrettyPrinter().writeValueAsString(json);
this avoids your having to define actual POJO to map data to.
Or you can use JsonNode (JSON Tree)...
How to use JavaScript variables in jQuery selectors?
...od]();
});
Now you can completely control which element you're targeting and what happens to it via the HTML. For example, you could use data-target=".some-class" and data-method="fadeOut" to fade-out a collection of elements.
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If statement in aspx page
... { %>
some html
<% } %>
2) Wrap the parts in a Panel control and in codebehind use the if statement to set the Visible property of the Panel.
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Rails where condition using NOT NIL
...ils 3:
Foo.includes(:bar).where("bars.id IS NOT NULL")
ActiveRecord 4.0 and above adds where.not so you can do this:
Foo.includes(:bar).where.not('bars.id' => nil)
Foo.includes(:bar).where.not(bars: { id: nil })
When working with scopes between tables, I prefer to leverage merge so that I c...
How do I convert a Ruby class name to a underscore-delimited symbol?
..., FooBar , into a symbol, :foo_bar ? e.g. something like this, but that handles camel case properly?
4 Answers
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Heroku error: “Permission denied (public key)”
I keep getting this error. I am using Mac. I generated a key and added it to heroku using
6 Answers
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How Do I Take a Screen Shot of a UIView?
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it solved my problem. I was using the old version and it was giving me loads of errors! Thanks a million
– apinho
Oct 20 '15 at 9:54
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How to inflate one view with a layout
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I get an error: 02-25 22:21:19.324: ERROR/AndroidRuntime(865): Caused by: java.lang.IllegalStateException: The specified child already has a parent. You must call removeView() on the child's parent first.
– Michal Dymel
Feb 25 '...
How to turn NaN from parseInt into 0 for an empty string?
...o will act differently than parseInt(), however it already assumes base 10 and will turn "" or even " " in to 0.
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