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Python argparse mutual exclusive group
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There is a python patch (in development) that would allow you to do this.
http://bugs.python.org/issue10984
The idea is to allow overlapping mutually exclusive groups. So usage might look like:
pro [-a xxx | -b yyy] [-a xxx | -c zzz]
Changing the argparse code so you can create two groups like...
Remove non-ascii character in string
... 8F U 200F ‏ right-to-left-mark
Some references on those:
http://www.fileformat.info/info/unicode/char/200B/index.htm
https://en.wikipedia.org/wiki/Left-to-right_mark
Note that although the encoding of the embedded character is UTF-8, the encoding in the regular expression is not...
Confusion: @NotNull vs. @Column(nullable = false) with JPA and Hibernate
...re information about hibernate.check_nullability option is available here: http://docs.jboss.org/hibernate/orm/5.0/userguide/html_single/Hibernate_User_Guide.html#configurations-mapping.
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im...
What are Makefile.am and Makefile.in?
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Simple example
Shamelessly adapted from: http://www.gnu.org/software/automake/manual/html_node/Creating-amhello.html and tested on Ubuntu 14.04 Automake 1.14.1.
Makefile.am
SUBDIRS = src
dist_doc_DATA = README.md
README.md
Some doc.
configure.ac
AC_INIT([au...
Python: Select subset from list based on index set
...ow a function in the itertools module which is similar to the above code.
http://docs.python.org/library/itertools.html#itertools.compress
itertools.compress('ABCDEF', [1,0,1,0,1,1]) =>
A, C, E, F
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What exception classes are in the standard C++ library
... std::ios_base::failure <ios> Input or output error
Source: http://en.cppreference.com/w/cpp/error/exception
In practice, most exceptions are custom exceptions derived from logic_error and runtime_error. Not that these are neglected, but that many exceptions are domain specific.
Kee...
How to create your own library for Android development to be used in every program you write?
...ed tutorial of how to use the library at mobile.tutsplus.com. Link below:
http://mobile.tutsplus.com/tutorials/android/android-essentials-creating-android-compliant-libraries/
For Example I wanted to use the Pull To Refresh library by Chrisbanes at Github.com here https://github.com/chrisbanes/And...
Why do people say that Ruby is slow? [closed]
...ication, multiple application servers, loadbalancing with reverse proxies, HTTP caching, memcache, Ajax, client-side caching, etc. None of this stuff is Ruby.
Finally, I can't find much news on
Ruby 2.0 - I take it we're a good few
years away from that then?
Most folks are waiting for Rub...
Rails respond_with: how does it work?
...=> admin_user_post(@user, @post)
# Respond with a 201 instead of a 200 HTTP status code, and also
# redirect to the collection path instead of the resource path
respond_with(@post, :status => :created, :location => posts_path)
# Note that if you want to pass a URL with a query string
# th...
How do I specify multiple targets in my podfile for my Xcode project?
..._pods
end
target 'demoTests' do
available_pods
end
Reference from : http://natashatherobot.com/cocoapods-installing-same-pod-multiple-targets/
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