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The written versions of the logical operators
...d operators, x | y is sufficiently visually distinct (in monospaced fonts) from x || y, but I do find the ! in e.g. if (!f(xyz) && ... easier to miss than if (not f(xyz) && ....
– Tony Delroy
Aug 20 '15 at 6:00
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C++ Double Address Operator? (&&)
...at && address operator is supposed to do. Here is a code example from stl_vector.h :
5 Answers
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Animate a custom Dialog
I'm trying to have a custom dialog appear as though it's sliding down from a text view. Is this possible? I can't seem to apply any animation to dialog class. I've tried this line in the constructor, but it has no effect:
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How do I get the different parts of a Flask request's url?
I want to detect if the request came from the localhost:5000 or foo.herokuapp.com host and what path was requested. How do I get this information about a Flask request?
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Semicolons superfluous at the end of a line in shell scripts?
...ne are not superfluous and are definitely not the same thing as new lines.
From the Bash Reference Manual
Commands separated by a ‘;’ are executed sequentially; the shell waits
for each command to terminate in turn. The return status is the exit
status of the last command executed.
Commands th...
Is GridFS fast and reliable enough for production?
...le. It doesn't matter if the image is lost since we will download it again from the merchants website. Pragmatically, we could consider that our server is a simple image cache server.
– Manu Eidenberger
May 12 '11 at 21:17
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Too many 'if' statements?
... creation.
The essence of the function that solves OP's problem is a map from 2 numbers (one,two), domain {0,1,2,3} to the range {0,1,2,3}. Each of the answers has approached how to implement that map.
Also, you can see in a number of the answers a restatement of the problem as a map of 1 2-digi...
How does MongoDB sort records when no sort order is specified?
... order but this behaviour is not guaranteed and cannot be relied on (aside from capped collections).
Some examples that may affect storage (natural) order:
WiredTiger uses a different representation of documents on disk versus the in-memory cache, so natural ordering may change based on internal ...
Push to GitHub without a password using ssh-key
...sitory's remote end to an http URL by default. I just created a repository from scratch, and I was presented with an option for setting an https remote URL, not a git one.
– Preslav Rachev
Jan 5 '17 at 11:38
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Prevent wrapping of span or div
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Actually, I tried this seperate from my full presentation and it seemed to work relatively well (at least in firefox 3, IE 7, Chrome and Opera, which is pretty much all I care about)
– cgp
Mar 25 '09 at 3:13
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