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How to detect if my shell script is running through a pipe?
...o a terminal.
... where fd can be one of the usual file descriptor assignments:
0: stdin
1: stdout
2: stderr
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When to use ko.utils.unwrapObservable?
...swered Mar 8 '12 at 20:46
RP NiemeyerRP Niemeyer
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What is the difference between map and flatMap and a good use case for each?
Can someone explain to me the difference between map and flatMap and what is a good use case for each?
16 Answers
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Pimpl idiom vs Pure virtual class interface
I was wondering what would make a programmer to choose either Pimpl idiom or pure virtual class and inheritance.
10 Answers...
How to attach debugger to iOS app after launch?
...ch your device connected your Mac
Debug > Attach to Process by PID or Name
In the dialog sheet, enter the name of your app as it appears in the Debug navigator when started via Xcode.
If the app is already running, the debugger will attach to the running process. If it isn't running, it will wa...
Nested attributes unpermitted parameters
...in the controller (instead of attr_accessible in the model) because the former optional gem strong_parameters became part of the Rails Core.
This should look something like this:
class PeopleController < ActionController::Base
def create
Person.create(person_params)
end
private
def p...
How to add NERDTree to your .vimrc
... you don't want to run it until all initialization is finished:
autocmd VimEnter * NERDTree
If, however, you're annoyed by the fact that the cursor always starts in the NERDTree window, you can add a second autocommand that will move the cursor into the main window:
autocmd VimEnter * NERDTree
a...
python setup.py uninstall
...urse -Force}
Then delete also the containing directory, e.g. /Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/my_module-0.1.egg/ on macOS. It has no files, but Python will still import an empty module:
>>> import my_module
>>> my_module.__file__
None...
What is the correct format to use for Date/Time in an XML file
What format do I use for Date/Time when writing to an XML file using .NET? Do I simply use DateTime.ToString() , or do I have to use a specific format?
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How do you commit code as a different user?
... for a script. I'm essentially re-creating the entire version history of some code in Git - it currently uses a different version control system. I need the script to be able to add in the commits to Git while preserving the commit's original author (and date).
...