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How to go to each directory and execute a command?
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How long is the SHA256 hash?
...);
var_dump($hash);
Will give you :
$ php temp.php
string(64) "68e656b251e67e8358bef8483ab0d51c6619f3e7a1a9f0e75838d41ff368f728"
i.e. a string with 64 characters.
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How do I pull files from remote without overwriting local files?
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184
Well, yes, and no...
I understand that you want your local copies to "override" what's in the...
How to make --no-ri --no-rdoc the default for gem install?
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12 Answers
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Python error “ImportError: No module named”
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271
Based on your comments to orip's post, I guess this is what happened:
You edited __init__.py o...
How do you write a migration to rename an ActiveRecord model and its table in Rails?
...d to go and rename the model declaration file manually.
Edit:
In Rails 3.1 & 4, ActiveRecord::Migration::CommandRecorder knows how to reverse rename_table migrations, so you can do this:
class RenameOldTableToNewTable < ActiveRecord::Migration
def change
rename_table :old_table_name,...
How to find memory leak in a C++ code/project?
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19 Answers
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Generator Expressions vs. List Comprehension
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edited May 31 at 20:38
wjandrea
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How can I call controller/view helper methods from the console in Ruby on Rails?
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14 Answers
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jQuery callback on image load (even when the image is cached)
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14 Answers
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