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How to document Ruby code?
...en try this: github.com/ruby/rdoc. I'll request to edit the answer if everyone is happy with that link.
– Jordan Stewart
Sep 27 '17 at 3:27
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How can I select all children of an element except the last child?
...imple:
You can apply your style to all the div and re-initialize the last one with :last-child:
for example in CSS:
.yourclass{
border: 1px solid blue;
}
.yourclass:last-child{
border: 0;
}
or in SCSS:
.yourclass{
border: 1px solid rgba(255, 255, 255, 1);
&:last-child{
...
List all the files that ever existed in a Git repository
...
In one of my repos, I get quite a few duplicate lines (including a number of blank lines at the beginning of the output) with the second command that aren't dupes with the first.
– Slipp D. Thompson
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How do JavaScript closures work?
How would you explain JavaScript closures to someone with a knowledge of the concepts they consist of (for example functions, variables and the like), but does not understand closures themselves?
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how to show alternate image if source image is not found? (onerror working in IE but not in mozilla)
...very nice and short
<img src="imagenotfound.gif" alt="Image not found" onerror="this.src='imagefound.gif';" />
But, be careful. The user's browser will be stuck in an endless loop if the onerror image itself generates an error.
EDIT
To avoid endless loop, remove the onerror from it at on...
How to send an email from JavaScript
...our server, so that the server sends the email. Be careful not to allow anyone to send any email through your server.
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Accessing bash command line args $@ vs $*
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$ set -- "arg 1" "arg 2" "arg 3"
$ for word in $*; do echo "$word"; done
arg
1
arg
2
arg
3
$ for word in $@; do echo "$word"; done
arg
1
arg
2
arg
3
$ for word in "$*"; do echo "$word"; done
arg 1 arg 2 arg 3
$ for word in "$@"; do echo "$word"; done
arg 1
arg 2
arg 3
one further ...
How do browser cookie domains work?
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very late follow up question to this one. My own experience and this: webmasters.stackexchange.com/questions/55790/… suggest that the domain of example.com will not be available to www.example.com, but this example suggests otherwise. Is this example wrong, ...
Find where java class is loaded from
Does anyone know how to programmaticly find out where the java classloader actually loads the class from?
11 Answers
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Are there any open source C libraries with common data structures? [closed]
....
This list is from its module list, which includes a TON of other things. One interesting one is "c-stack: Stack overflow handling, causing program exit."
list
array-list
carray-list
linked-list
avltree-list
rbtree-list
linkedhash-list
avltreehash-list
rbtreehash-list
sublist ( Sequential list d...