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How to select where ID in Array Rails ActiveRecord without exception
...he "find_all_by.." family of functions works without throwing exceptions.
Comment.find_all_by_id([2, 3, 5])
will work even if some of the ids don't exist. This works in the
user.comments.find_all_by_id(potentially_nonexistent_ids)
case as well.
Update: Rails 4
Comment.where(id: [2, 3, 5])
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Highlight bash/shell code in markdown
How to highlight the bash/shell commands in markdown files?
7 Answers
7
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UTF-8 all the way through
...ver in whatever charset the server served, but this is apparently only a recommendation, hence the need for being explicit on every single <form> tag.
Other Code Considerations:
Obviously enough, all files you'll be serving (PHP, HTML, JavaScript, etc.) should be encoded in valid UTF-8.
Y...
Can Git hook scripts be managed along with the repository?
...basic hook scripts that we can all share -- for things like pre-formatting commit messages. Git has hook scripts for that that are normally stored under <project>/.git/hooks/ . However, those scripts are not propagated when people do a clone and they are not version controlled.
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How do I start my app on startup?
...st.xml:
<uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
Also, in yourAndroidManifest.xml, define your service and listen for the BOOT_COMPLETED action:
<service android:name=".MyService" android:label="My Service">
<intent-filter>
<ac...
Fixing slow initial load for IIS
... only influence the initial start time, they do warmup of the website like compilation and loading of libraries in memory.
Using C, setting the idle timeout, should be enough so that subsequent requests to the server are served fast (restarting the app pool takes quite some time - in the order of s...
Downloading jQuery UI CSS from Google's CDN
...lar themes as per the jQuery UI blog:
Google Ajax Libraries API (CDN)
Uncompressed: http://ajax.googleapis.com/ajax/libs/jqueryui/1.10.3/jquery-ui.js
Compressed: http://ajax.googleapis.com/ajax/libs/jqueryui/1.10.3/jquery-ui.min.js
Themes Uncompressed:
black-tie, blitzer, cupertino, dark-hive, do...
How to format date and time in Android?
...ion stated. Use DateUtils from the same package instead, see stackoverflow.com/questions/2983920/…
– Asmo Soinio
Dec 2 '11 at 13:43
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How can I upload fresh code at github?
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git init
git add .
git commit -m "Initial commit"
After this, make a new GitHub repository and follow on-screen instructions.
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