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What is “:-!!” in C code?
I bumped into this strange macro code in /usr/include/linux/kernel.h :
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What is Bootstrap?
There are a lot of questions here related to Bootstrap. I see a lot of people using it. So I tried to research it, and I found the official Bootstrap site , but there was only a download section and a few words after that. Nothing that explains what is it for... I just understood that it is a front...
How to version control a record in a database
Let's say that I have a record in the database and that both admin and normal users can do updates.
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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,
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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 ...
“Least Astonishment” and the Mutable Default Argument
Anyone tinkering with Python long enough has been bitten (or torn to pieces) by the following issue:
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Why do Java programmers like to name a variable “clazz”? [closed]
I've seen lots of codes have declaration like Class clazz , where does this originate from ? Is this some kind of convention ? I think 'clazz' is not even an English word , has no meaning at all , how can so many programmers name a wrong name coincidentally ?
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Why not use tables for layout in HTML? [closed]
It seems to be the general opinion that tables should not be used for layout in HTML.
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MongoDB or CouchDB - fit for production? [closed]
I was wondering if anyone can tell me if MongoDB or CouchDB are ready for a production environment.
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Can (domain name) subdomains have an underscore “_” in it?
Can subdomains (domain names) have underscore _ in them?
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