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mysql :: insert into table, data from another table?
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@InSane: 1) give an answer 2) correct the question formatting. Don't miss the order next time ;-)
– zerkms
Nov 22 '10 at 2:09
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Why does jQuery or a DOM method such as getElementById not find the element?
What are the possible reasons for document.getElementById , $("#id") or any other DOM method / jQuery selector not finding the elements?
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ITunes review URL and iOS 7 (ask user to rate our app) AppStore show a blank page
...ybody knows if the technique used to ask the user to rate our app and open for him the App Store directly on the rating page is still working on iOS 7 ?
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Socket.IO - how do I get a list of connected sockets/clients?
...hod on the namespaces, this returns a array of all connected sockets.
API for no namespace:
var clients = io.sockets.clients();
var clients = io.sockets.clients('room'); // all users from room `room`
For a namespace
var clients = io.of('/chat').clients();
var clients = io.of('/chat').clients('r...
Rails find_or_create_by more than one attribute?
...github.com/rails/rails/commit/… and the official Rails 4.2 documentation for the usage: guides.rubyonrails.org/v4.2.0/…
– CodeExpress
Jan 6 '15 at 23:49
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How to include “zero” / “0” results in COUNT aggregate?
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You want an outer join for this (and you need to use person as the "driving" table)
SELECT person.person_id, COUNT(appointment.person_id) AS "number_of_appointments"
FROM person
LEFT JOIN appointment ON person.person_id = appointment.person_id
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How to convert a Django QuerySet to a list
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You could do this:
import itertools
ids = set(existing_answer.answer.id for existing_answer in existing_question_answers)
answers = itertools.ifilter(lambda x: x.id not in ids, answers)
Read when QuerySets are evaluated and note that it is not good to load the whole result into memory (e.g. via...
How to dismiss notification after action has been clicked
...r intent which gets started when your action is pressed. With that extra information, you can check in the starting activity whether it was started via a notifcation action.
– endowzoner
Dec 19 '12 at 8:43
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Get root view from current activity
...oot view from the findViewById(android.R.id.content).getRootView(). Thanks for the answer. Where can I learn more about android.R stuff ? I wasn't aware of it.
– Lalith
Dec 21 '10 at 6:39
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Rails raw SQL example
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side note: records_array will be of different types for different database adapters. If you're using PG, it will be an instance of PG::Result, not Array.
– tybro0103
Jan 14 '14 at 17:28
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