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What's the dSYM and how to use it? (iOS SDK)
...esn't hurt to include the app symbols (the dsym file) and send it to apple by checking the "include app symbols..." in the upload to App Store wizard
– Tomer Even
Jun 9 '16 at 5:17
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How to execute XPath one-liners from shell?
...or foo //element@attribute < filename.xml and return the results line by line?
16 Answers
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How to convert a number to string and vice versa in C++
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@fun4jimmy is this a restriction imposed by the standard or implementation specific? Will add it to the answer. Not that round-tripping floats through strings is a good idea ever.
– KillianDS
Nov 27 '14 at 7:57
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How do I access my SSH public key?
...sa.pub or cat ~/.ssh/id_dsa.pub
You can list all the public keys you have by doing:
$ ls ~/.ssh/*.pub
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How much of a git sha is *generally* considered necessary to uniquely identify a change in a given c
...gth of 4.
For big repos, 7 isn't enough since 2010, and commit dce9648 by Linus Torvalds himself (git 1.7.4.4, Oct 2010):
The default of 7 comes from fairly early in git development, when seven hex digits was a lot (it covers about 250+ million hash values).
Back then I thought that 65k re...
What does T&& (double ampersand) mean in C++11?
...value references.
Here's a fantastic in-depth look at rvalue references by one of Microsoft's standard library developers.
CAUTION: the linked article on MSDN ("Rvalue References: C++0x Features in VC10, Part 2") is a very clear introduction to Rvalue references, but makes statements about Rv...
How can I add a class to a DOM element in JavaScript?
...div contains a class while created!!!';
document.getElementById('dd').appendChild(newNode);
})();
</script>
</body>
</html>
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The difference between bracket [ ] and double bracket [[ ]] for accessing the elements of a list or
...l#Indexing
R has three basic indexing operators, with syntax displayed by the following examples
x[i]
x[i, j]
x[[i]]
x[[i, j]]
x$a
x$"a"
For vectors and matrices the [[ forms are rarely used, although they have some slight semantic differences from the [ form (e.g. it...
“Wrong type argument: commandp” error when binding a lambda to a key
...active command. (lambda () (interactive) (forward-line 5)) ought to work.
By the way, C-h f commandp is a pretty good starting point for errors like that.
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UICollectionView inside a UITableViewCell — dynamic height?
... seems to stuck after the self.collectionView.layoutIfNeeded(). I fixed it by setting the frame height with 1 rather than maximum height. Hope its helps if anyone stumble in this problem.
– titan
Aug 16 '17 at 17:01
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