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How do I get the current absolute URL in Ruby on Rails?
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this line came straight from the log at time of writing when using request.uri and this has already been pointed out several times in this question, but... ok, thanks
– ecoologic
Feb 1 '12 at 22:17
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Converting any string into camel case
...ser compatibility please use this instead of str (and remove the parameter from the function call)
– João Paulo Motta
Aug 6 '15 at 15:04
2
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How to get nice formatting in the Rails console
...e before you can get the y method to work:
YAML::ENGINE.yamler = 'syck'
From ruby-docs
In older Ruby versions, ie. <= 1.9, Syck is still provided, however it
was completely removed with the release of Ruby 2.0.0.
For rails 4/ruby 2 you could use just
puts object.to_yaml
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How to write a bash script that takes optional input arguments?
...s an empty string), use this syntax instead:
somecommand ${1-foo}
Again from Bash Reference Manual - 3.5.3 Shell Parameter Expansion:
Omitting the colon results in a test only for a parameter that is unset. Put another way, if the colon is included, the operator tests for both parameter’s e...
How to set Java environment path in Ubuntu
... perfect! thank you. NB: You might want to remove the default openJDK from your system as it appears first in the global path. So after the above script is loaded, you will only pic-up "javac" not java, because of the default openjk-jre. ~sudo apt-get remove openjdk-*~
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creating a strikethrough text?
...ds to a set of flags with only the
strikethrough flag enabled.
Edit from Comment by Ε Г И І И О :
For any one wanting to remove this flag, this is how:
someTextView.setPaintFlags(someTextView.getPaintFlags() & (~Paint.STRIKE_THRU_TEXT_FLAG));
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How to go to each directory and execute a command?
...p or wc which outputs a relative file name will be different if you run it from a subdirectory (but often, you want to avoid going into a subdirectory precisely for that reason).
– tripleee
Apr 17 '15 at 9:56
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How do I use spaces in the Command Prompt?
... app xyz which location is :
C:\Program Files\ab cd\xyz.exe
To run this from windows cmd prompt, you need to use
C:\"Program Files"\"ab cd"\xyz.exe
or
"C:\Program Files\ab cd\xyz.exe"
share
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How to redirect to a different domain using NGINX?
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That should work via HTTPRewriteModule.
Example rewrite from www.example.com to example.com:
server {
server_name www.example.com;
rewrite ^ http://example.com$request_uri? permanent;
}
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How can I run dos2unix on an entire directory? [closed]
... use echo instead: echo ** will print the arguments that dos2unix receives from dos2unix **.
– Kyle Strand
Jun 2 '16 at 17:02
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