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Ruby: Easiest Way to Filter Hash Keys?
...nt.
If you're using Ruby, you can use the select method. You'll need to convert the key from a Symbol to a String to do the regexp match. This will give you a new Hash with just the choices in it.
choices = params.select { |key, value| key.to_s.match(/^choice\d+/) }
or you can use delete_if an...
Set value to null in WPF binding
... The TargetNullValue works. I got same results when using the value converter. You can also simplify the expression: <TextBox Text="{Binding Price, TargetNullValue=''}"/>
– Gregor Slavec
May 10 '11 at 8:24
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How can I convert a PFX certificate file for use with Apache on a linux server?
How can I convert a PFX certificate file for use with Apache on a linux server?
5 Answers
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Set margin size when converting from Markdown to PDF with pandoc
...d to knit it with knitr into an HTML and .md file. Next, I used pandoc to convert the .md file into a PDF file (I get an error if I try and convert from the .html file). However, the PDF that is produced have massive margins (like this http://johnmacfarlane.net/pandoc/demo/example13.pdf ). How c...
How do you represent a graph in Haskell?
... you the best of both worlds. You can use a "tying the knot" DSL, but then convert the pointer-based graph into a label-based
Difference between JSON.stringify and JSON.parse
...json.stringify(json.parse(data))?i saw this in code...so this is basically converting json data in to object and then again reconverting it to json data..
– HIRA THAKUR
Jul 22 '13 at 11:00
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Stop Excel from automatically converting certain text values to dates
...is a token I can add to my csv for a certain field so Excel doesn't try to convert it to a date?
34 Answers
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Is there an easy way to convert jquery code to javascript? [closed]
Is there an easy way to convert jQuery code to regular javascript? I guess without having to access or understand the jQuery source code.
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Convert JSON String to JSON Object c#
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This will convert to {string}, will add extra curly brackets to your string.
– Vasil Valchev
Feb 8 '18 at 14:09
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Convert java.util.Date to String
I want to convert a java.util.Date object to a String in Java.
18 Answers
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