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How to len(generator()) [duplicate]
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62
Generators have no length, they aren't collections after all.
Generators are functions with a i...
Shards and replicas in Elasticsearch
...t will contain your data:
____ ____ ____ ____ ____
| 1 | | 2 | | 3 | | 4 | | 5 |
|____| |____| |____| |____| |____|
Every time you index a document, elasticsearch will decide which primary shard is supposed to hold that document and will index it there. Primary shards ar...
How to reverse-i-search back and forth? [duplicate]
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gdupontgdupont
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What is the difference between CascadeType.REMOVE and orphanRemoval in JPA?
...EMOVE)
private Address address;
:
}
Orphan Removal
JPA 2 supports an additional and more aggressive remove cascading mode
which can be specified using the orphanRemoval element of the
@OneToOne and @OneToMany annotations:
@Entity
class Employee {
:
@OneToOne(orphanR...
How do I execute inserts and updates in an Alembic upgrade script?
... application.
"""create teams table
Revision ID: 169ad57156f0
Revises: 29b4c2bfce6d
Create Date: 2014-06-25 09:00:06.784170
"""
revision = '169ad57156f0'
down_revision = '29b4c2bfce6d'
from alembic import op
import sqlalchemy as sa
from sqlalchemy import orm
from sqlalchemy.ext.declarative imp...
What's the status of multicore programming in Haskell?
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In the 2009-2012 period, the following things have happened:
2012:
From 2012, the parallel Haskell status updates began appearing in the Parallel Haskell Digest.
2011:
Parallel and Concurrent Programming in Haskell, a tutoria...
Mongoose query where value is not null
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edited Jul 23 '15 at 15:27
answered May 13 '13 at 22:11
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Android: Is it possible to display video thumbnails?
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If you are using API 2.0 or newer this will work.
int id = **"The Video's ID"**
ImageView iv = (ImageView ) convertView.findViewById(R.id.imagePreview);
ContentResolver crThumb = getContentResolver();
BitmapFactory.Options options=new BitmapFact...
How do I make CMake output into a 'bin' dir?
... |
edited Sep 3 '18 at 9:27
Peter Mortensen
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