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puts vs logger in rails rake tasks
...nfig/environments/development.rb :
if File.basename($0) == 'rake'
# http://stackoverflow.com/questions/2246141/puts-vs-logger-in-rails-rake-tasks
log_file = Rails.root.join("log", "#{Rails.env}.log")
Rails.logger = ActiveSupport::Logger.new(log_file)
Rails.logger.extend(Active...
Can't use NVM from root (or sudo)
...
The below list of commands (source: digitalocean) seems to fix the problem
n=$(which node); \
n=${n%/bin/node}; \
chmod -R 755 $n/bin/*; \
sudo cp -r $n/{bin,lib,share} /usr/local
The above command is a bit complicated, but all it's doing i...
Check if array is empty or null
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VB.NET equivalent to C# var keyword [duplicate]
... IIRC, When "Option Infer" is OFF, the result is dynamic foo, for backward compatibility. Maybe "Option Strict" has to also be OFF for it to be dynamic, not sure. EDIT I just saw Konrad's answer. He explains the different combinations.
– ToolmakerSteve
Dec 9 '1...
Activate a virtualenv via fabric as deploy user
...n('do other stuff, etc')
* There are bound to be cases where using the command1 && command2 approach may blow up on you, such as when command1 fails (command2 will never run) or if command1 isn't properly escaped and contains special shell characters, and so forth.
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How does Java handle integer underflows and overflows and how would you check for it?
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I recommend using the utility methods instead of using the code right away. The utility methods are intrinsics and will be replaced by machine specific code. A quick test showed Math.addExact being 30% faster than a copied method...
How do I retrieve my MySQL username and password?
...'localhost' = PASSWORD('MyNewPass');
Full instructions can be found here http://www.techmatterz.com/recover-mysql-root-password/
Do you need to close meta and link tags in HTML?
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In Python, how do I index a list with another list?
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java.sql.SQLException: - ORA-01000: maximum open cursors exceeded
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ORA-01000, the maximum-open-cursors error, is an extremely common error in Oracle database development. In the context of Java, it happens when the application attempts to open more ResultSets than there are configured cursors on a database instance.
Common causes are:
Configurati...