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Use PHP composer to clone git repo
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I was encountering the following error: The requested package my-foo/bar could not be found in any version, there may be a typo in the package name.
If you're forking another repo to make your own changes you will end up with a new repository.
E.g:
https://github.com/foo/bar.git
=>
h...
Convert string to Python class object?
...s eval() on untrusted strings?)
This seems simplest.
>>> class Foo(object):
... pass
...
>>> eval("Foo")
<class '__main__.Foo'>
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What are good uses for Python3's “Function Annotations”
... mm
and an example of use:
from mm import multimethod
@multimethod
def foo(a: int):
return "an int"
@multimethod
def foo(a: int, b: str):
return "an int and a string"
if __name__ == '__main__':
print("foo(1,'a') = {}".format(foo(1,'a')))
print("foo(7) = {}".format(foo(7)))
Th...
Which is better, return value or out parameter?
..., it stops the caller from having to declare the variable separately:
int foo;
GetValue(out foo);
vs
int foo = GetValue();
Out values also prevent method chaining like this:
Console.WriteLine(GetValue().ToString("g"));
(Indeed, that's one of the problems with property setters as well, and i...
How to kill all processes matching a name?
Say I want to kill every process containing the word amarok. I can print out the commands I want to execute. But how do I actually make the shell execute them. ie.
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Format Float to n decimal places
I need to format a float to "n"decimal places.
11 Answers
11
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Named regular expression group “(?Pregexp)”: what does “P” stand for?
... which all begin with (?P .
Currently there are two of them:
(?P<foo>...) Similar to regular grouping parentheses, but the text
matched by the group is accessible after the match has been performed,
via the symbolic group name "foo".
(?P=foo) Matches the same string as that mat...
Which comment style should I use in batch files?
...re expanded. Suppose you have (wrongly) set TARGET=C:\Program Files (x86)\"foo.exe", and inside a DO(..) expression you have :: echo %TARGET% you will get an error because the (x86) gets expanded before the whole expression gets evaluated, leading to an invalid DO(..) expression and very inexplicabl...
Private and protected constructor in Scala
...e keyword between the class name and the parameter list, like this:
class Foo private () {
/* class body goes here... */
}
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typedef fixed length array
...he compiler did not complain about it. But when I defined a function void foo(type24 val) {} in my C file, it did complain. I would like to be able to define functions like type24_to_int32(type24 val) instead of type24_to_int32(char value[3]) .
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