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JavaScript variables declare outside or inside loop?
...ar statements should be the first statements in the function body. Quoting from Code Conventions for the JavaScript Programming Language:
JavaScript does not have block scope, so defining variables in blocks can confuse programmers who are experienced with other C family languages. Define all va...
Ruby Bundle Symbol not found: _SSLv2_client_method (LoadError)
...ed my gcc. export CC=/usr/bin/gcc For more info: here is the github issue from rbenv that helped
– Dan Williams
Oct 20 '14 at 22:10
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Wrapping synchronous code into asynchronous call
...cution using Task.Run, the content is ran in another thread, that is taken from the thread pool. Then there is no need at all to wrap blocking calls (such as mine call to service) into Runs, because they will always consume one thread each, that will be blocked during execution of the method. In suc...
Geometric Mean: is there a built-in?
...see gm_mean(c(1:3, NA), na.rm = T). You need to remove the & !is.na(x) from the vector subset, and since the first arg of sum is ..., you need to pass na.rm = na.rm by name, and you also need to exclude 0's and NA's from the vector in the length call.
– Gregor Thomas
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How to create default value for function argument in Clojure
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So easy to understand if coming from a Python background :)
– Dan
Mar 6 '12 at 12:17
1
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jQuery get values of checked checkboxes into array
...
I was expecting true Array from $.map. Thanks for the solution, it works.
– if __name__ is None
Apr 23 '13 at 15:16
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System.Timers.Timer vs System.Threading.Timer
...ill, by default, call your timer event handler on a worker thread obtained from the common language runtime (CLR) thread pool. [...] The System.Timers.Timer class provides an easy way to deal with this dilemma—it exposes a public SynchronizingObject property. Setting this property to an instance o...
How do I capture the output of a script if it is being ran by the task scheduler?
... nice, no wrapper required, works great, and also logs output from child powershell scripts that are called from the task-scheduler-triggered bat/cmd Thanks!
– Jonesome Reinstate Monica
Mar 3 '16 at 19:28
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Rails has_and_belongs_to_many migration
...ils 5
rails g migration CreateJoinTableRestaurantUser restaurants users
From the docs:
There is also a generator which will produce join tables if JoinTable
is part of the name:
Your migration file (note the :id => false; it's what prevents the creation of a primary key):
Rails 3
c...
Add vertical whitespace using Twitter Bootstrap?
...on for used notation:
Spacing utilities that apply to all breakpoints, from xs to xl,
have no breakpoint abbreviation in them. This is because those classes
are applied from min-width: 0 and up, and thus are not bound by a
media query. The remaining breakpoints, however, do include a
bre...