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In C/C++ what's the simplest way to reverse the order of bits in a byte?
...e, I'm curious as to what is the "simplest" for a developer to implement. And by reversing I mean:
35 Answers
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In Javascript, how to conditionally add a member to an object?
... b: conditionB ? 5 : undefined,
c: conditionC ? 5 : undefined,
// and so on...
});
And obtain the results you expect (if conditionB is false, then b will not exist in a).
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Use tab to indent in textarea
... }
});
jQuery: How to capture the TAB keypress within a Textbox
How to handle <tab> in textarea?
http://jsfiddle.net/jz6J5/
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Is it possible to get the iOS 5.1 SDK for Xcode 4.2 on Snow Leopard?
...d. I have Xcode 4.2 for iOS development. This morning I upgraded my iPhone and iPad to iOS 5.1.
15 Answers
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How can I create an Asynchronous function in Javascript?
...iscussing this with a friend yesterday so this answer is perfect! I understand and can identify the async functions and use them in JS properly. But simply why can't we implement custom ones is not clear to me. It's like a black box that we know how make it work (using, say, setInterval) but that we...
What's a concise way to check that environment variables are set in a Unix shell script?
...(an empty string) is OK — not exactly what you want, but the alternative and older notation.
The second variant (using :?) requires DEST to be set and non-empty.
If you supply no message, the shell provides a default message.
The ${var?} construct is portable back to Version 7 UNIX and the Bourne ...
Rotating and spacing axis labels in ggplot2
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In the newest version of ggplot2 the command would be: q + theme(axis.text.x=element_text(angle = -90, hjust = 0))
– rnorberg
Sep 28 '12 at 13:18
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Getting “Warning! PATH is not properly set up” when doing rvm use 2.0.0 --default
...er looking through wayne seguin's git hub page. He lists tools on his page and recommended using
rvm reset
after an installation. This fixed my error message. No PATH edits needed.
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What is an idiomatic way of representing enums in Go?
...s. It is reset to 0 whenever the reserved word const appears in the source and increments after each ConstSpec. It can be used to construct a set of related constants:
const ( // iota is reset to 0
c0 = iota // c0 == 0
c1 = iota // c1 == 1
c2 = iota // c2 == 2
)
const ...
Valid values for android:fontFamily and what they map to?
In the answer to this question the user lists values for android:fontFamily and 12 variants (see below). Where do these values come from? The documentation for android:fontFamily does not list this information in any place (I checked here , and here ). The strings are listed in the Android ...