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How to print full stack trace in exception?
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3 Answers
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How to check if running as root in a bash script
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430
The $EUID environment variable holds the current user's UID. Root's UID is 0. Use something lik...
Install Gem from Github Branch?
...m 'rails', :git => "git://github.com/rails/rails.git", :branch => "2-3-stable"
gem 'rails', :git => "git://github.com/rails/rails.git", :tag => "v2.3.5"
Then you run bundle install or the short form is just bundle.
Read more about it here: http://bundler.io/man/gemfile.5.html#GIT
Upd...
Git: How to edit/reword a merge commit's message?
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Mark LongairMark Longair
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WPF Bind to itself
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John Cummings
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answered Dec 15 '09 at 10:49
HeinziHeinzi
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Django set default form values
...alue when calling form constructor:
form = JournalForm(initial={'tank': 123})
or set the value in the form definition:
tank = forms.IntegerField(widget=forms.HiddenInput(), initial=123)
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PHP function to build query string from array
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313
You're looking for http_build_query().
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What is `params.require(:person).permit(:name, :age)` doing in Rails 4?
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edited Aug 25 '14 at 15:31
0112
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answered Aug 2...
Simple calculations for working with lat/lon and km distance?
...ate conversions are:
Latitude: 1 deg = 110.574 km
Longitude: 1 deg = 111.320*cos(latitude) km
This doesn't fully correct for the Earth's polar flattening - for that you'd probably want a more complicated formula using the WGS84 reference ellipsoid (the model used for GPS). But the error is prob...
Git merge errors
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edited May 23 '17 at 12:02
Community♦
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answered May 15 '11 at 7:23
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