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OS X: equivalent of Linux's wget
...ng third-party software is not an option, for this has to run on a lot of different systems which I don't have control on).
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How can I write output from a unit test?
... I have found (with VS2013) that this only prints something if the test is run in debug mode.
– fusi
Sep 24 '15 at 11:15
3
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Why is there extra padding at the top of my UITableView with style UITableViewStyleGrouped in iOS7
... Although this "brute force" solution works, I think the bottom ones (specifically the automatically adjust insets) should be ranked higher.
– eladleb
Apr 2 '14 at 13:37
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Run command on the Ansible host
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Yes, you can run commands on the Ansible host. You can specify that all tasks in a play run on the Ansible host, or you can mark individual tasks to run on the Ansible host.
If you want to run an entire play on the Ansible host, then specify hosts: 127.0.0.1 and connection:local in ...
C# Regex for Guid
...
123}
123)
Regex:
^({)?(\()?\d+(?(1)})(?(2)\))$
The solutions is simplified to match only numbers to show in a more clear way what is required if needed.
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What's the Best Way to Shuffle an NSMutableArray?
If you have an NSMutableArray , how do you shuffle the elements randomly?
12 Answers
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Force R not to use exponential notation (e.g. e+10)?
... methods listen to some options. Including 'scipen' -- a penalty for scientific display. From help(options):
‘scipen’: integer. A penalty to be applied when deciding to print
numeric values in fixed or exponential notation. Positive
values bias towards fixed and ne...
What specifically are wall-clock-time, user-cpu-time, and system-cpu-time in UNIX?
...and) would measure as having elapsed between the start of the process and 'now'.
The user-cpu time and system-cpu time are pretty much as you said - the amount of time spent in user code and the amount of time spent in kernel code.
The units are seconds (and subseconds, which might be microseconds...
How do I handle too long index names in a Ruby on Rails ActiveRecord migration?
...id", "subject_type_id"],
:unique => true,
:name => 'my_index'
If using the :index option on references in a create_table block, it takes the same options hash as add_index as its value:
t.references :long_name, index: { name: :my_index }
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How can I avoid running ActiveRecord callbacks?
...n :do_something_else
skip_callback :validation, :before, :do_something, if: :skip_some_callbacks
skip_callback :validation, :after, :do_something_else, if: :skip_some_callbacks
end
person = Person.new(person_params)
person.skip_some_callbacks = true
person.save
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