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In the shell, what does “ 2>&1 ” mean?
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The numbers refer to the file descriptors (fd).
Zero is stdin
One is stdout
Two is stderr
2>&1 redirects fd 2 to 1.
This works for any number of file descriptors if the program uses them.
You can look at /usr/include/unistd.h if you forget them:
/...
How to load local html file into UIWebView
...ectory i got: iPhone Simulator/4.3.2/Applications/49351078-9423-4A24-8E58-B2A059961097/WebviewTest.app/sample.html but the html didn't show up in the screen it was still empty. I'm i missing something else? Here's the sample project: http://www.box.net/shared/rb05b4ppjnbof1r33gh7
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jQuery removeClass wildcard
... $("#sample").addClass(classArr[i]);
}
}
demo: http://jsfiddle.net/L2A27/1/
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jQuery: Select data attributes that aren't empty?
...2px;
text-decoration: none;
}
a.match {
background-color: #16BB2A;
position: relative;
}
a.match:after {
content: 'Match!';
position: absolute;
left: 105%;
}
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<...
Disable submit button when form invalid with AngularJS
...ending issues as well. itnext.io/valid-and-invalid-in-angular-forms-61cfa3f2a0cd
– SavageCore
Feb 20 '19 at 17:42
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How to use git bisect?
...t bisect good 2461cd8ce8d3d1367ddb036c8f715c7b896397a5
# good: [8fbab5a3b44fd469a2da3830dac5c4c1358a87a0] 6
git bisect good 8fbab5a3b44fd469a2da3830dac5c4c1358a87a0
# bad: [dd2c05e71c246f9bcbd2fbe81deabf826c54be23] 8
git bisect bad dd2c05e71c246f9bcbd2fbe81deabf826c54be23
# bad: [c536b1b7242d5fcf92c...
Is there a vr (vertical rule) in html?
...tween groups, to achieve something like this:
[Item 1a] [Item 1b] | [Item 2a] [Item 2b]
Using <hr style="width: 1px; height: 100%; ..." /> works, but may be considered semantically incorrect as you are changing what that element is actually for. Furthermore, you can't use this within certa...
How do you display JavaScript datetime in 12 hour AM/PM format?
...ou might be confusing 'numeric' with '2-digit'.
– hon2a
Jan 29 '19 at 9:05
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What is the Haskell response to Node.js?
...ber of threads). Epoll has complexity k (k is number of readable/writeable fd's=. So ghc has O(k * m log n) over all complexity which is not very good if you face high traffic connections. Node.js has just the linear complexity caused by epoll. And just let us dont talk about windows performance... ...
Is there a way to cache GitHub credentials for pushing commits?
... Denton Liu (Denton-L).
(Merged by Junio C Hamano -- gitster -- in commit 1fd27f8, 25 Dec 2019)
contrib/credential/netrc: make PERL_PATH configurable
Signed-off-by: Denton Liu
The shebang path for the Perl interpreter in git-credential-netrc was hardcoded.
However, some users may h...