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How to
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Here is a useful code that you can use in your applications:

.. toctree::
    :maxdepth: 2

    how_to_migrate_development_to_production
    how_to_migrate_to_another_database
    deploy/index
    global_scripts
    how_to_validate_field_value
    how_to_add_a_button_to_a_form
    how_to_execute_script_from_client
    how_to_change_style_and_attributes_of_elements
    how_to_create_a_custom_menu
    to_append_a_record_without_view_form
    how_to_prohibit_changing_record
    how_to_link_two_tables
    how_change_field_value_of_selected_records
    how_to_save_edit_form_without_closing_it
    how_to_save_changes_to_two_tables_in_same_transaction
    how_to_prevent_duplicate_values
    how_to_multitenancy
    how_to_use_jam_py_with_existing_database
    how_to_data_from_other_database_tables
    how_to_request_from_other_application
    how_to_calculations_in_the_background
    how_to_details_inside_details
    export_import_csv_files    
    authentication/index
