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How to check if an object is a generator object in python?
...
>>> import inspect
>>>
>>> def foo():
... yield 'foo'
...
>>> print inspect.isgeneratorfunction(foo)
True
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What does enumerate() mean?
...hat to row_number and row, respectively.
Demo:
>>> elements = ('foo', 'bar', 'baz')
>>> for elem in elements:
... print elem
...
foo
bar
baz
>>> for count, elem in enumerate(elements):
... print count, elem
...
0 foo
1 bar
2 baz
By default, enumerate() starts...
An “and” operator for an “if” statement in Bash
.... For example : STATUS=; [ $STATUS -ne 13 ] 2>/dev/null && echo foo does not output foo, even though it should (empty is different from 13). What you first suggested, ${STATUS:-0} looks far better.
– Julien Vivenot
Nov 16 '12 at 0:42
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Singleton: How should it be used
...to prevent people from accedentally doing so. When I have a local variable foo1 of type Foo in my small function and only want one in the function, I'm not worried that someone is going to create a second Foo varaible foo2 and use that instead of the original one.
– Thomas Edin...
Docker: adding a file from a parent directory
...r is to use a volume pointing to the parent folder:
#docker-composer.yml
foo:
build: foo
volumes:
- ./:/src/:ro
But I'm pretty sure the can be done playing with volumes in Dockerfile.
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How to add parameters to a HTTP GET request in Android?
...tive way.
Uri uri = new Uri.Builder()
.scheme("http")
.authority("foo.com")
.path("someservlet")
.appendQueryParameter("param1", foo)
.appendQueryParameter("param2", bar)
.build();
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Execute PowerShell Script from C# with Commandline Arguments
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I had trouble passing parameters to the Commands.AddScript method.
C:\Foo1.PS1 Hello World Hunger
C:\Foo2.PS1 Hello World
scriptFile = "C:\Foo1.PS1"
parameters = "parm1 parm2 parm3" ... variable length of params
I Resolved this by passing null as the name and the param as value into a colle...
How to uninstall a Windows Service when there is no executable for it left on the system?
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Here is the powershell script to delete a service foo
$foo= Get-WmiObject -Class Win32_Service -Filter "Name='foo'"
$foo.delete()
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What is the minimum valid JSON?
... between an "XML document" and an "XML fragment", although technically <foo /> is a well-formed XML document (it would be better written as <?xml version="1.0" ?><foo />, but as pointed out in comments, the <?xml declaration is technically optional).
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Simplest way to do a fire and forget method in C#?
...on. Ideally there would be something like static void nonblocking MethodFoo(){} , but I don't think that exists.
9 Answe...