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brew install mysql on macOS
I'm trying to setup up MySQL on mac os 10.6 using Homebrew by brew install mysql 5.1.52 .
16 Answers
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Resolving ambiguous overload on function pointer and std::function for a lambda using +
In the following code, the first call to foo is ambiguous, and therefore fails to compile.
1 Answer
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Rename multiple files in a directory in Python [duplicate]
...e script itself. Instead of using . as the dir, you could make a variable called dir and use that, then prepend dir to the filename.
– styfle
May 18 '11 at 5:53
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Is there a math nCr function in python? [duplicate]
... @Renato: what are you talking about? This answer isn't dangerous at all. Do you think that math.factorial returns a float, and not an arbitrary-precision integer, maybe?
– DSM
Mar 25 '13 at 19:03
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请停下来重新想下 你究竟为何创业？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...，他们看中了不少独角兽潜力股，并下了赌注，这帮人自称为天使投资人。自称天使？你们真敢叫！你们不过是自私地从宗教故事中为自己摘取了一个好听的绰号！
但拿到天使投资只是第一步而已。如果你很善于使用关于创业...
Argparse: Required arguments listed under “optional arguments”?
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Parameters starting with - or -- are usually considered optional. All other parameters are positional parameters and as such required by design (like positional function arguments). It is possible to require optional arguments, but this is a bit against their desig...
“Failed to load platform plugin ”xcb“ ” while launching qt5 app on linux without qt installed
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In my case sudo apt-get install libx11-xcb1 fixed the problem. But your recommendation of using ldd was what pointed me to the correct library to install. Thanks!
– Daniel
Mar 17 '15 at 0:37
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Is Java “pass-by-reference” or “pass-by-value”?
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Java is always pass-by-value.
Unfortunately, we never handle an object at all, instead juggling object-handles called references (which are passed by value of course). The chosen terminology and semantics easily confuse many beginners.
It goes like this:
public static void main(String[] args) {
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How to make a class JSON serializable
...t;>> magic(f)
'{"fname": "/foo/bar"}'
In that case you can merely call json.dumps(f.__dict__).
If you want more customized output then you will have to subclass JSONEncoder and implement your own custom serialization.
For a trivial example, see below.
>>> from json import JSONE...
Is there any haskell function to concatenate list with separator?
...gonkai Not sure what exactly you're referring to, but yes, these functions all allow arbitrary strings as both the separator and the elements. For example, intercalate "," ["some", "", "string"] = "some,,string" and intercalate "" ["foo", "bar"] = "foobar"
– Niklas B.
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