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fatal: git-write-tree: error building trees
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575
Use:
git reset --mixed
instead of git reset --hard. You will not lose any changes.
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PHP multidimensional array search by value
...e == instead ===.
Based on angoru answer. In later versions of PHP (>= 5.5.0) you can use one-liner.
$key = array_search('100', array_column($userdb, 'uid'));
Here is documentation: http://php.net/manual/en/function.array-column.php.
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Django dynamic model fields
...for faster queries.
– GDorn
Mar 1 '15 at 6:10
1
Updated today to note Django's adoption of HStore...
Get difference between two lists
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In [5]: list(set(temp1) - set(temp2))
Out[5]: ['Four', 'Three']
Beware that
In [5]: set([1, 2]) - set([2, 3])
Out[5]: set([1])
where you might expect/want it to equal set([1, 3]). If you do want set([1, 3]) as your answer,...
Scala: Abstract types vs generics
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257
You have a good point of view on this issue here:
The Purpose of Scala's Type System
A Conve...
Converting Dictionary to List? [duplicate]
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156
Your problem is that you have key and value in quotes making them strings, i.e. you're setting ...
Merge and interleave two arrays in Ruby
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answered Sep 5 '11 at 21:15
DigitalRossDigitalRoss
132k2323 gold badges226226 silver badges307307 bronze badges
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What is Ember RunLoop and how does it work?
...: https://machty.s3.amazonaws.com/ember-run-loop-visual/index.html
Update 5/9/2013: all the basic concepts below are still up to date, but as of this commit, the Ember Run Loop implementation has been split off into a separate library called backburner.js, with some very minor API differences.
Fir...
Accessing members of items in a JSONArray with Java
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edited Nov 9 '18 at 23:53
idewz
544 bronze badges
answered Oct 14 '09 at 20:32
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How can Perl's print add a newline by default?
... say function that automatically appends \n.
You can also use say in Perl 5.10 or 5.12 if you add
use feature qw(say);
to the beginning of your program. Or you can use Modern::Perl to get this and other features.
See perldoc feature for more details.
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