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What's the best way to use R scripts on the command line (terminal)?
...ts to an R script try RScript which is bundled with R as of version 2.5.x
http://stat.ethz.ch/R-manual/R-patched/library/utils/html/Rscript.html
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How do I specify a password to 'psql' non-interactively?
...PGPASSWORD=pass1234 psql -U MyUsername myDatabaseName
For reference, see http://www.postgresql.org/docs/current/static/libpq-envars.html
Edit
Since Postgres 9.2 there is also the option to specify a connection string or URI that can contain the username and password.
Using that is a securit...
Converting string from snake_case to CamelCase in Ruby
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Source: http://rubydoc.info/gems/extlib/0.9.15/String#camel_case-instance_method
For learning purpose:
class String
def camel_case
return self if self !~ /_/ && self =~ /[A-Z]+.*/
split('_').map{|e| e.capitalize}....
Query-string encoding of a Javascript Object
...ion for this, jQuery.param(), if you're already using it you can use that:
http://api.jquery.com/jquery.param/
example:
var params = { width:1680, height:1050 };
var str = jQuery.param( params );
str now contains width=1680&height=1050
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.Contains() on a list of custom class objects
...ontrol over this you need to implement the [IEquatable interface][1]
[1]: http://This method determines equality by using the default equality comparer, as defined by the object's implementation of the IEquatable.Equals method for T (the type of values in the list).
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How may I align text to the left and text to the right in the same line?
...
This text is right aligned
</span>
</p>
https://jsfiddle.net/gionaf/5z3ec48r/
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Run JavaScript code on window close or page refresh?
...re's nothing that prevents you from sending your request to something like http://example.com/script.php?token=something&var1=val1&var2=val2 thus putting those values into GET.
– Mike
May 15 '19 at 22:36
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Can my enums have friendly names? [duplicate]
...ibute which would pick up values from the corresponding resource manager.
http://www.codeproject.com/KB/WPF/FriendlyEnums.aspx
Although the article is around a problem that's generally faced by WPF developers when binding to enums, you can jump directly to the part where he creates the Localizable...
Android soft keyboard covers EditText field
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All you need to do is
android:isScrollContainer="true"
source: http://www.davidwparker.com/2011/08/25/android-fixing-window-resize-and-scrolling/
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How to drop a list of rows from Pandas dataframe?
... original question is not returning anything, this command should be used.
http://pandas.pydata.org/pandas-docs/version/0.17.0/generated/pandas.DataFrame.drop.html
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