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What is the most efficient way to store tags in a database?
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Table: Items_Tags
Columns: Item_ID, Tag_ID
It might be that your web app is very very popular and need de-normalizing down the road, but it's pointless muddying the waters too early.
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i...
Scala: join an iterable of strings
...,"): String = list match { case head :: tail => tail.foldLeft(head)(_ + delim + _) case Nil => "" }
– Davos
Jul 11 '17 at 14:37
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Labels for radio buttons in rails form
My question is similar to this one
but for a Rails app.
5 Answers
5
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Show DialogFragment with animation growing from a point
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Being DialogFragment a wrapper for the Dialog class, you should set a theme to your base Dialog to get the animation you want:
public class CustomDialogFragment extends DialogFragment implements OnEditorActionListener
{
@Override
public View...
What does ':' (colon) do in JavaScript?
... is a float. Pretty sur that's what that means.
– Sal_Vader_808
May 14 '17 at 11:08
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Table name as variable
...or dynamic queries you should generate the full SQL dynamically, and use sp_executesql to execute it.
Here is an example of a script used to compare data between the same tables of different databases:
static query:
SELECT * FROM [DB_ONE].[dbo].[ACTY]
EXCEPT
SELECT * FROM [DB_TWO].[dbo].[ACTY]
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How can I format my grep output to show line numbers at the end of the line, and also the hit count?
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or in perl (for completeness...):
perl -npe 'chomp; /null/ and print "$_ - Line number : $.\n" and $i++;$_="";END{print "Total null count : $i\n"}'
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How to fight tons of unresolved variables warning in Webstorm?
... to define global variables? I'm referencing an external library in my web app, I need to use stuff such as MediumEditor, but intellij gives me the infamous unresolved variable warning.
– borislemke
Apr 9 '17 at 16:09
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what is the difference between sendStickyBroadcast and sendBroadcast in Android
...m/d/msg/android-developers/8341SaXhvmY/…. It is an old post but probably applies still
– Mr_and_Mrs_D
Nov 25 '13 at 14:27
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Redirect to named url pattern directly from urls.py in django?
...clude
urlpatterns = [
# this example uses named URL 'hola-home' from app named hola
# for more redirect's usage options: https://docs.djangoproject.com/en/2.1/topics/http/shortcuts/
path('', lambda request: redirect('hola/', permanent=False)),
path('hola/', include("hola.urls")),
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