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$(document).ready shorthand
Is the following shorthand for $(document).ready ?
8 Answers
8
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How to get error message when ifstream open fails
... another system call triggers an error between the execution of the f.open and use of errno.
On system with POSIX standard:
errno is thread-local; setting it in one thread does not affect its
value in any other thread.
Edit (thanks to Arne Mertz and other people in the comments):
e.wha...
How to get everything after last slash in a URL?
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You don't need fancy things, just see the string methods in the standard library and you can easily split your url between 'filename' part and the rest:
url.rsplit('/', 1)
So you can get the part you're interested in simply with:
url.rsplit('/', 1)[-1]
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What happens to git commits created in a detached HEAD state?
...it is still in the reflog.
git reflog
This will show a list of commits, and the "lost" commit should be in there. You can make it into a new branch. For example, if the SHA-1 is ba5a739, then you can make a new branch named "new-branch" at the old commit with:
git branch new-branch ba5a739
N...
Opposite of %in%: exclude rows with values specified in a vector
... to Z. I want to create a subset D2, which excludes some values, say, B, N and T. Basically, I want a command which is the opposite of %in%
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Why cast an unused function parameter value to void?
...u're intentionally ignoring something or does (void) actually do something and when the compiler sees it, it'll just count it as having done something with the variable and therefore not issue a warning?
– Tan Wang
Sep 15 '16 at 14:20
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Is returning by rvalue reference more efficient?
...ptimization). Now, you can do the following
Beta_ab ab = others.toAB();
And it will move construct the temporary into ab, or do RVO to omit doing a move or copy altogether. I recommend you to read BoostCon09 Rvalue References 101 which explains the matter, and how (N)RVO happens to interact with ...
How do I uninstall nodejs installed from pkg (Mac OS X)?
...n00b to running .sh scripts myself, I had to $ chmod u+x uninstall-node.sh and then $ ./uninstall-node.sh before it worked for me. :)
– mhulse
Feb 19 '13 at 18:32
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How do I initialize a byte array in Java?
I have to store some constant values (UUIDs) in byte array form in java, and I'm wondering what the best way to initialize those static arrays would be. This is how I'm currently doing it, but I feel like there must be a better way.
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How to Append in javascript? [duplicate]
...ain.com/somescript";
$("head").append(s);
Note that the script will load and you can access the variables inside it, but you wouldn't see the actual <script> tag in the DOM.
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