rubinhozzz

function makeAjaxCall(url, methodType, callback){
 return $.ajax({
    url : url,
    method : methodType,
    dataType : "json"
 })
}
let data = serializeForm(document.getElementById('form_pv'));
makeAjaxCall(urlCreatePV, data, 'POST').then(function(respJson){
    if (respJson.ok == false)

rubinhozzz

{% load widget_tweaks %}
{% load common_tags %}
<form id="form_page" method="POST" action="">
{% csrf_token %}
{% for field in form.hidden_fields %}
    {{ field }}
{% endfor %}
{% for field in form.visible_fields %}
    {% if field|is_checkbox %}
        <div class="form-check">

rubinhozzz

Forms
-----
- Double points at the end of labels.
- By preference use form horizontal.
- Use (*) and bold style for mandatory fields. 
- "Save" button must have primary color and be on the very right side.
- "Close" button must have secondary color and be left side of "Save".
- "Delete" button must have danger color and be left side of the whole window.

Tables

rubinhozzz

{% load widget_tweaks %}
<form class="form-inline">
    {% for field in form.visible_fields %}
        {% render_field field class='form-control mb-2 mr-sm-2' placeholder=field.label %}
    {% endfor %}
    <button type="submit" class="btn btn-primary mb-2">{% trans 'Search' %}</button>
</form>

rubinhozzz

1. Download last version of Python wheel: https://www.pgadmin.org/download/pgadmin-4-python-wheel/

2. Install wheel

mkdir ~/pgadmin4
cd ~/pgadmin4
python3.X -m venv venv
. venv/bin/activate
pip install pgadmin4-X.X-py2.py3-none-any.whl

rubinhozzz

/**
 * Sends a request through fetch using async / await.
 * @param {Object} request 
 */
async function makeRequestCall(request) {
    const response = await fetch(request);
    const json = await response.json();
    if (!response.ok) {
        let error = new Error(response.statusText);
        error.response = response;

rubinhozzz

1. Download wheel (last version)

https://www.pgadmin.org/download/pgadmin-4-python-wheel/

2. Create /opt/pgadmin4

3. Create / activate virtual environment

cd /opt/pgadmin4
python3 -m venv venv

rubinhozzz

Database
--------
Functions (sp_)
Triggers (tr_)

rubinhozzz

1. pg_lsclusters

2. Stop all clusters, even the new one you want to use.

pg_ctlcluster <version> main stop

3. cd /tmp

4. sudo -H -u postgres /usr/lib/postgresql/12/bin/pg_upgrade \
   -b /usr/lib/postgresql/10/bin \