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Scala: what is the best way to append an element to an Array?
Say I have an Array[Int] like
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Correct way to use get_or_create?
I'm trying to use get_or_create for some fields in my forms, but I'm getting a 500 error when I try to do so.
5 Answers
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What Content-Type value should I send for my XML sitemap?
I thought I should send "text/xml", but then I read that I should send "application/xml". Does it matter? Can someone explain the difference?
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How do I get the MIN() of two fields in Postgres?
Let's say I have a table like this:
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Real-world applications of zygohistomorphic prepromorphisms
Yes, these ones :
2 Answers
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Is there a way to use two CSS3 box shadows on one element?
I'm trying to replicate a button style in a Photoshop mock-up that has two shadows on it. The first shadow is an inner lighter box shadow (2px), and the second is a drop shadow outside the button (5px) itself.
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POST JSON to API using Rails and HTTParty
I would like for a user within my ruby on rails app to be able to submit a ticket to my external ticket management system, squishlist.com. They have an api and instructions as follows. You need to authenticate and get a token and then submit the ticket with the token. From squishlist.
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Select second last element with css
I already know of :last-child. But is there a way to select the div:
2 Answers
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how to view the contents of a .pem certificate
I am using Java keytool . I have exported a self-signed .pem certificate from my keystore. Is there a command to view the certificate details directly from the .pem file (not of the certificate in the keystore)?
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How to know the size of the string in bytes?
I'm wondering if I can know how long in bytes for a string in C#, anyone know?
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