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Why are Python lambdas useful? [closed]
...ion may be the shortest way to write something out.
Returning a function from another function
>>> def transform(n):
... return lambda x: x + n
...
>>> f = transform(3)
>>> f(4)
7
This is often used to create function wrappers, such as Python's decorators.
Combini...
After installation of Gulp: “no command 'gulp' found”
... receive a no command 'gulp' found error when running the gulp command from the same directory it was installed into.
9...
Undo a particular commit in Git that's been pushed to remote repos
...ter applies the patch to a branch that's missing it, the former removes it from a branch that has it.
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Immutable vs Mutable types
...he float object is considered to be immutable, with this type of example from my book:
16 Answers
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How to convert ‘false’ to 0 and ‘true’ to 1 in Python
... python2 u'true' == 'true' so the function behaves correctly indipendently from the input type [between str and unicode].
– Bakuriu
Dec 30 '13 at 14:20
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How to include (source) R script in other scripts
I've created a utility R script, util.R, which I want to use from other scripts in my project.
What is the proper way to ensure that the function this script defines are available to function in my other scripts?
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Microsoft Roslyn vs. CodeDom
From a press release yesterday on InfoWorld regarding the new Microsoft Roslyn :
4 Answers
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How to get the type of T from a member of a generic class or method?
...Give a try with BindingList<T>, our BindingListView<T> inherit from BindingList<T> and both I have try both of your option and it doesn't work. I might do something wrong... but I think this solution work for the type List<T> but not other type of list.
–...
“Cross origin requests are only supported for HTTP.” error when loading a local file
.... (See Section 4 for full details.)
So even though your file originates from the same host (localhost), but as long as the scheme is different (http / file), they are treated as different origin.
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Using an SSH keyfile with Fabric
...t (with a matching gist).
Basically, the usage goes something like this:
from fabric.api import *
env.hosts = ['host.name.com']
env.user = 'user'
env.key_filename = '/path/to/keyfile.pem'
def local_uname():
local('uname -a')
def remote_uname():
run('uname -a')
The important part is se...