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http HEAD vs GET performance
...ontent and may be used, for example, to see if a resource has changed, to know its size or its type, to check if it exists, and so on.
And remember : early optimization is the root of all evil.
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Laravel Eloquent: How to get only certain columns from joined tables
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I know, you ask for Eloquent but you can do it with Fluent Query Builder
$data = DB::table('themes')
->join('users', 'users.id', '=', 'themes.user_id')
->get(array('themes.*', 'users.username'));
...
How to swap the buffers in 2 windows emacs
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I use buffer-move for this. Now if you are working on the buffer on the left side, calling 'buf-move-right' will swap it with the one on the right. I guess this is what you want.
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Can I make 'git diff' only the line numbers AND changed file names?
...ed file $@, can't show you line numbers"; exit 1;;
7) ;;
*) echo "I don't know what to do, help!"; exit 1;;
esac
path=$1
old_file=$2
old_hex=$3
old_mode=$4
new_file=$5
new_hex=$6
new_mode=$7
printf '%s: ' $path
diff $old_file $new_file | grep -v '^[<>-]'
For details on "external diff" see ...
How to get the first non-null value in Java?
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That method is now deprecated, and the recommended alternative is MoreObjects.firstNonNull
– davidwebster48
Feb 17 '15 at 0:58
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How do I drop a foreign key constraint only if it exists in sql server?
I can drop a table if it exists using the following code but do not know how to do the same with a constraint:
10 Answers
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Ruby on Rails: how do I sort with two columns using ActiveRecord?
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Thank you @Erik - I know this answer is old so here's my warning for those seeing it now: This method has been deprecated starting Rails 3.2. Use Thing.all instead =)
– Abdo
Mar 5 '13 at 9:18
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Remove unused imports in Android Studio
...nd worked for me. The control + option + O key worked too (I noticed right now), so, forget my last comment and try this combination.
– Filipe Brito
Apr 20 '16 at 17:59
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How to attribute a single commit to multiple developers?
...hors or signing groups (the old method) you would see it's not signed and know that you can't trust the commit. However, there is no signing process on co-authors.
Mostly outdated answer:
One solution would be to set a name for the pair:
git config user.name "Chris Wilson and John Smith"
Here is a...
How to iterate through SparseArray?
...inal SparseArray<E> array;
private int cursor;
private boolean cursorNowhere;
/**
* @param array
* to iterate over.
* @return A ListIterator on the elements of the SparseArray. The elements
* are iterated in the same order as they occur in the SparseArray.
* {@...