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Is there any difference between the `:key => “value”` and `key: “value”` hash notations?
...ese are legal:
h = { :$in => array }
h = { :'a.b' => 'c' }
h[:s] = 42
but these are not:
h = { $in: array }
h = { 'a.b': 'c' } # but this is okay in Ruby2.2+
h[s:] = 42
You can also use anything as a key with => so you can do this:
h = { C.new => 11 }
h = { 23 => 'pancakes hous...
Will the base class constructor be automatically called?
Would the age of customer be 2? It seems like the base class's constructor will be called no matter what. If so, why do we need to call base at the end sometimes?
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Can you do greater than comparison on a date in a Rails 3 search?
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227
Note.
where(:user_id => current_user.id, :notetype => p[:note_type]).
where("date &g...
How can I stop a Postgres script when it encounters an error?
...om Peter Eisentraut. Thank you, Peter!
http://petereisentraut.blogspot.com/2010/03/running-sql-scripts-with-psql.html
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JSON formatter in C#?
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answered Aug 24 at 11:36
Gurdeep Singh SidhuGurdeep Singh Sidhu
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How to handle invalid SSL certificates with Apache HttpClient? [duplicate]
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edited May 1 '12 at 23:43
Gray
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How to read the Stock CPU Usage data
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answered May 31 '12 at 8:01
nkrnkr
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deny directory listing with htaccess
...ood/Test1/ , /public_html/Davood/Test1/Test/ , /public_html/Davood/Test2/ , ...
9 Answers
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Install an apk file from command prompt?
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723
You can use the code below to install application from command line
adb install example.apk
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