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How to silence output in a Bash script?
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myprogram > out.log 2>&1 # Older sh syntax
# Log output, hide errors.
myprogram > out.log 2> /dev/null
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How can I disable logging of asset pipeline (sprockets) messages in Ruby on Rails 3.1?
... previous_level = Rails.logger.level
Rails.logger.level = Logger::ERROR if env['PATH_INFO'] =~ %r{^/assets/}
call_without_quiet_assets(env)
ensure
Rails.logger.level = previous_level
end
alias_method_chain :call, :quiet_assets
end
end
Updated: It now works for Ru...
How to send a command to all panes in tmux?
I like to call :clear-history on panes with a huge scrollback. However, I want to script a way to send this command to all the panes in the various windows.
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Controller not a function, got undefined, while defining controllers globally
I am writing a sample application using angularjs. i got an error mentioned below on chrome browser.
14 Answers
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How to debug Ruby scripts [closed]
...se triggers an Exception that halts execution of your code, and returns an error message that conveniently contains .inspect information about the object/method (i.e. foo) on the line that you're trying to debug.
This technique is useful for quickly examining an object or method (e.g. is it nil?)...
Interpolating a string into a regex
I need to substitute the value of a string into my regular expression in Ruby. Is there an easy way to do this? For example:
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Why can't I overload constructors in PHP?
...ll variables are set that are required to be set. Secondly no compile-time error is thrown, rather you have to rely on a runtime error that may or may not occur depending on the usage of the variables.
– Mazzy
Jan 10 '19 at 21:05
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Generating a drop down list of timezones with PHP
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I've been reported a bug for the same error as Xeoncross and was wondering if anyone knows how this is possible? The manual seems to indicate that these constants are available since PHP5.2 but is this incorrect?
– brendo
Ap...
error: 'Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)' — Miss
... --skip-grant-tables". After I do the second command, i get the following error: "InnoDB: Unable to lock ./ibdata1, error: 11". I can't find this ./ibdata1 file... InnoDB: Check that you do not already have another mysqld process
– dot
Aug 16 '12 at 18:24
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Maximum Java heap size of a 32-bit JVM on a 64-bit OS
...JVM can allocate up to 1577MiB:
[C:scratch]> java -Xmx1600M MaxMemory
Error occurred during initialization of VM
Could not reserve enough space for object heap
Could not create the Java virtual machine.
[C:scratch]> java -Xmx1590M MaxMemory
Total Memory: 2031616 (1.9375 MiB)
Max Memory: 16...