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Rails: Using build with a has_one association in rails
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361
The build method signature is different for has_one and has_many associations.
class User <...
Aggregate function in an SQL update query?
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149
UPDATE t1
SET t1.field1 = t2.field2Sum
FROM table1 t1
INNER JOIN (select field3, sum(field2) a...
Django ManyToMany filter()
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159
Just restating what Tomasz said.
There are many examples of FOO__in=... style filters in the ...
Difference between double and single curly brace in angular JS?
...nt:
<div ng-init="distanceWalked = {mon:2, tue:2.5, wed:0.8, thu:3, fri:1.5,
sat:2, sun:3}">
With some directives like ngClass or ngStyle that accept map:
<span ng-style="{'color' : 'red'}">{{viruses.length}} viruses found!</span>
<div ng-class="{'green' : vegetable == 'lettu...
Insert line after first match using sed
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edited Jul 13 '18 at 10:12
Duncan X Simpson
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Plotting with seaborn using the matplotlib object-oriented interface
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1 Answer
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reducing number of plot ticks
...ot.locator_params(axis='y', nbins=6)
pyplot.locator_params(axis='x', nbins=10)
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Remove columns from DataTable in C#
... a DataTable from that I am being passed back from a function call. It has 15-20 columns, however I only want 10 columns of the data.
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Android destroying activities, killing processes
...application with 5 activities on current activity stack (4 are stopped and 1 is resumed), there is no service connected. I press HOME button so that all of my activities are stopped.
I start some other memory consuming application and overall device memory is starting to be low. And the question is ...