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Can (domain name) subdomains have an underscore “_” in it?
Can subdomains (domain names) have underscore _ in them?
11 Answers
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What is “:-!!” in C code?
I bumped into this strange macro code in /usr/include/linux/kernel.h :
5 Answers
5
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What are the lesser known but useful data structures?
There are some data structures around that are really useful but are unknown to most programmers. Which ones are they?
83 A...
Django: multiple models in one template using forms [closed]
I'm building a support ticket tracking app and have a few models I'd like to create from one page. Tickets belong to a Customer via a ForeignKey. Notes belong to Tickets via a ForeignKey as well. I'd like to have the option of selecting a Customer (that's a whole separate project) OR creating a new ...
data.table vs dplyr: can one do something well the other can't or does poorly?
I'm relatively familiar with data.table , not so much with dplyr . I've read through some dplyr vignettes and examples that have popped up on SO, and so far my conclusions are that:
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Practical example where Tuple can be used in .Net 4.0?
I have seen the Tuple introduced in .Net 4 but I am not able to imagine where it can be used. We can always make a Custom class or Struct.
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How to set a value to a file input in HTML?
How can I set the value of this?
8 Answers
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Automatically capture output of last command into a variable using Bash?
I'd like to be able to use the result of the last executed command in a subsequent command. For example,
22 Answers
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Double Negation in C++
I just came onto a project with a pretty huge code base.
14 Answers
14
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