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How to configure Ruby on Rails with no database?
...s for a small website project that has no current need for a database. I know I could create an empty database in MySQL and go from there, but does anyone know a better way to run Rails without a database?
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.bashrc at ssh login
...ved the RVM command to .profile and delete .bash_profile. All running fine now.
– Rod Daunoravicius
Oct 25 '13 at 10:02
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Append an element with fade in effect [jQuery]
... was still being manipulated (which no browser currently does as far as I know), there wouldn't be any flash of the content before it started fading in. Again, not really important.
– icktoofay
Jan 14 '11 at 3:15
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How to convert JSON to a Ruby hash
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Does anyone know if this is more resource-intensive for larger hash objects? I'm new to Ruby/Rails, but assuming this duplicates key-value pairs?
– Jonathan
Apr 9 '18 at 11:52
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Can I get the name of the current controller in the view?
...oller.controller_name %>-<%= controller.action_name %>">
So, now for example I would like to change the p tag in 'home' controller and 'index' action.
Inside index.scss file adds.
.nameOfController-nameOfAction <tag> { }
.home-index p {
color:red !important;
}...
Git push to wrong branch
...t branch -d wrong_branch
git branch rename new_wrong_branch wrong_branch
Now the setting is
A -- B -- C -- C1 -- C2 -- C3 -- C4 # right_branch
\
\ -- D # wrong_branch
Then you have to push your results with force (IF nobody has synchronized with your remote repo yet):
git ...
Inject errors into already validated form?
...collision I'd like to send the form back with an error on it, but I won't know until I actually try to do the database insert. (In theory the validator could check the database, but that smells and is race-prone.)
– Weeble
May 19 '10 at 15:53
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HTML list-style-type dash
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Its not working for both Gmail(Nov 2018) and Outlook 2016 now.
– user2875289
Nov 28 '18 at 3:35
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Android TextWatcher.afterTextChanged vs TextWatcher.onTextChanged
... the text are new.
afterTextChanged(Editable s).
The same as above, except now the text is editable.
Use: when you need to see and possibly edit the new text.
If I'm just listening for changes in EditText, I won't need to use the first two methods at all. I will just receive new values in the thir...
How to rename a single column in a data.frame?
I know if I have a data frame with more than 1 column, I can use
20 Answers
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