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Importing/Indexing database (MySQL) in Solr using Data/Delta Import Handler

Install Solr

Download and install Solr from http://lucene.apache.org/solr/. You can access Solr admin from your browser: http://localhost:8983/solr/

MySQL connector

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Importing/Indexing database (MySQL or SQL Server) in Solr using Data Import Handler

Install Solr

download and install Solr from http://lucene.apache.org/solr/.

you can access Solr admin from your browser: http://localhost:8983/solr/

use the port number used in installation.

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HTTP Streaming (or Chunked vs Store & Forward)

The standard way of understanding the HTTP protocol is via the request reply pattern. Each HTTP transaction consists of a finitely bounded HTTP request and a finitely bounded HTTP response.

However it's also possible for both parts of an HTTP 1.1 transaction to stream their possibly infinitely bounded data. The advantages is that the sender can send data that is beyond the sender's memory limit, and the receiver can act on

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class FloatingPointCursorPagination(CursorPagination):
    __rounding_down = decimal.Context(prec=14, rounding=decimal.ROUND_FLOOR)
    __rounding_up = decimal.Context(prec=14, rounding=decimal.ROUND_CEILING)

    def _get_position_from_instance(self, instance, ordering):
        field_name = ordering[0].lstrip('-')
        if isinstance(instance, dict):
            attr = instance[field_name]
        else:
            attr = getattr(instance, field_name)

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*.pyc

/bin
/include
/lib

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import java.io.ByteArrayOutputStream;
import java.io.IOException;
import org.apache.avro.Schema;
import org.apache.avro.generic.GenericData;
import org.apache.avro.generic.GenericDatumReader;
import org.apache.avro.generic.GenericDatumWriter;
import org.apache.avro.generic.GenericRecordBuilder;
import org.apache.avro.io.BinaryDecoder;
import org.apache.avro.io.BinaryEncoder;
import org.apache.avro.io.DatumReader;

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{% extends "base.html" %}

{% block content %}
<form method="post">{% csrf_token %}
    {{ forms.subscription }}
    <input type="submit" value="Subscribe">
</form>
<form method="post">{% csrf_token %}
    {{ forms.contact }}
    <input type="submit" value="Send">

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import json, datetime

class RoundTripEncoder(json.JSONEncoder):
    DATE_FORMAT = "%Y-%m-%d"
    TIME_FORMAT = "%H:%M:%S"
    def default(self, obj):
        if isinstance(obj, datetime.datetime):
            return {
                "_type": "datetime",
                "value": obj.strftime("%s %s" % (

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/*------------------------------------------
  Responsive Grid Media Queries - 1280, 1024, 768, 480
   1280-1024   - desktop (default grid)
   1024-768    - tablet landscape
   768-480     - tablet 
   480-less    - phone landscape & smaller
--------------------------------------------*/
@media all and (min-width: 1024px) and (max-width: 1280px) { }
 
@media all and (min-width: 768px) and (max-width: 1024px) { }

pavan538

## installation openldap with backend mysql
sudo apt update && sudo apt upgrade -y && sudo reboot
sudo apt install mysql-server unixodbc make gcc libmysqlclient-dev unixodbc-dev groff ldap-utils

## mysql login as root
sudo mysql -u root

CREATE DATABASE ldap
CREATE USER 'ldap'@'%' IDENTIFIED BY 'S3cureP4ssw0rd$';
GRANT ALL PRIVILEGES ON ldap.* TO 'ldap'@'%';