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How do you effectively model inheritance in a database?
What are the best practices for modeling inheritance in databases?
9 Answers
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Find object in list that has attribute equal to some value (that meets any condition)
I've got list of objects. I want to find one (first or whatever) object in this list that has attribute (or method result - whatever) equal to value .
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Python Requests throwing SSLError
...ing validated via SSL so I have to get past that step first. I don't know what Python requests is wanting? Where is this SSL certificate supposed to reside?
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How to get the connection String from a database
...server express? is it enough with SQL Server Compact Edition? We can't get what you can use if you don't give extra information
– JotaBe
May 7 '12 at 10:03
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Send Email Intent
...ame as sending an e-mail. Use the mailto: protocol instead, because that's what e-mail clients actually understand.
– Paul Lammertsma
May 28 '13 at 9:59
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What is $@ in Bash? [duplicate]
I reckon that the handle $@ in a shell script is an array of all arguments given to the script. Is this true?
2 Answers
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What's the difference between lapply and do.call?
...e do.call(cbind, x) the current version gives me Error in do.call(c, x) : 'what' must be a function or character string...
– sindri_baldur
Jul 20 '17 at 20:45
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When should I use Debug.Assert()?
...over the things it assumes.
A well-written assertion can tell you not just what happened and where (like an exception), but why.
An exception message can often be cryptic, requiring you to work backwards through the code to recreate the context that caused the error. An assertion can preserve the pr...
How to make an element width: 100% minus padding?
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What kind of wizardry is this? +1 for the answer and +1 for the comment above me (that's exactly what I need it for).
– Eduard Luca
Dec 19 '12 at 21:29
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What's the purpose of META-INF?
In Java, you often see a META-INF folder containing some meta files. What is the purpose of this folder and what can I put there?
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