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Top Forums Programming Wuhan Coronavirus Status App for China - Rapid Prototype using MQTT and the IoT OnOff IOS App Post 303043647 by Neo on Monday 3rd of February 2020 12:13:25 AM
Old 02-03-2020
Gonfigure your dashboard (just take a few minutes)

(4) Next you configure your dashboard (just take a few minutes, it's easy):

You can use any widget or layout you like. Here is my layout (in edit mode)

Wuhan Coronavirus Status App for China - Rapid Prototype using MQTT and the IoT OnOff IOS App-img_53969dd37c69-1jpeg



(5) For example, I used a "Counter Widget" as follows:

Wuhan Coronavirus Status App for China - Rapid Prototype using MQTT and the IoT OnOff IOS App-img_94d1d128ae81-1jpeg


(6) Here is where your widget subscribes to the live updates:

These are the four subscription topics for the Wuhan Coronavirus update messages:
  • wuhan/confirmed
  • wuhan/suspected
  • wuhan/deaths
  • wuhan/recovered

You can build as many widgets, types as you like for your own dashboard.

Wuhan Coronavirus Status App for China - Rapid Prototype using MQTT and the IoT OnOff IOS App-img_f5836f004ed7-1jpeg


That's about it for now... please let me know if you have questions. I will do my best to help anyone who wants to run this dashboard app.

Updates (From User Questions of in the FB Group: CoronaVirus Updates
  1. Please note that the IoT OnOff app is a bit confusing Each time you edit a configuration in the settings, you must push "Ready" in the upper right hand corner to "save" otherwise it does not save.
 

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SQLITE3(1)						      General Commands Manual							SQLITE3(1)

NAME
sqlite3 - A command line interface for SQLite version 3 SYNOPSIS
sqlite3 [options] [databasefile] [SQL] SUMMARY
sqlite3 is a terminal-based front-end to the SQLite library that can evaluate queries interactively and display the results in multiple formats. sqlite3 can also be used within shell scripts and other applications to provide batch processing features. DESCRIPTION
To start a sqlite3 interactive session, invoke the sqlite3 command and optionally provide the name of a database file. If the database file does not exist, it will be created. If the database file does exist, it will be opened. For example, to create a new database file named "mydata.db", create a table named "memos" and insert a couple of records into that table: $ sqlite3 mydata.db SQLite version 3.1.3 Enter ".help" for instructions sqlite> create table memos(text, priority INTEGER); sqlite> insert into memos values('deliver project description', 10); sqlite> insert into memos values('lunch with Christine', 100); sqlite> select * from memos; deliver project description|10 lunch with Christine|100 sqlite> If no database name is supplied, the ATTACH sql command can be used to attach to existing or create new database files. ATTACH can also be used to attach to multiple databases within the same interactive session. This is useful for migrating data between databases, possibly changing the schema along the way. Optionally, a SQL statement or set of SQL statements can be supplied as a single argument. Multiple statements should be separated by semi-colons. For example: $ sqlite3 -line mydata.db 'select * from memos where priority > 20;' text = lunch with Christine priority = 100 SQLITE META-COMMANDS The interactive interpreter offers a set of meta-commands that can be used to control the output format, examine the currently attached database files, or perform administrative operations upon the attached databases (such as rebuilding indices). Meta-commands are always prefixed with a dot (.). A list of available meta-commands can be viewed at any time by issuing the '.help' command. For example: sqlite> .help .databases List names and files of attached databases .dump ?TABLE? ... Dump the database in an SQL text format .echo ON|OFF Turn command echo on or off .exit Exit this program .explain ON|OFF Turn output mode suitable for EXPLAIN on or off. .header(s) ON|OFF Turn display of headers on or off .help Show this message .import FILE TABLE Import data from FILE into TABLE .indices TABLE Show names of all indices on TABLE .mode MODE ?TABLE? Set output mode where MODE is one of: csv Comma-separated values column Left-aligned columns. (See .width) html HTML <table> code insert SQL insert statements for TABLE line One value per line list Values delimited by .separator string tabs Tab-separated values tcl TCL list elements .nullvalue STRING Print STRING in place of NULL values .output FILENAME Send output to FILENAME .output stdout Send output to the screen .prompt MAIN CONTINUE Replace the standard prompts .quit Exit this program .read FILENAME Execute SQL in FILENAME .schema ?TABLE? Show the CREATE statements .separator STRING Change separator used by output mode and .import .show Show the current values for various settings .tables ?PATTERN? List names of tables matching a LIKE pattern .timeout MS Try opening locked tables for MS milliseconds .width NUM NUM ... Set column widths for "column" mode sqlite> OPTIONS
sqlite3 has the following options: -init file Read and execute commands from file , which can contain a mix of SQL statements and meta-commands. -echo Print commands before execution. -[no]header Turn headers on or off. -column Query results will be displayed in a table like form, using whitespace characters to separate the columns and align the output. -html Query results will be output as simple HTML tables. -line Query results will be displayed with one value per line, rows separated by a blank line. Designed to be easily parsed by scripts or other programs -list Query results will be displayed with the separator (|, by default) character between each field value. The default. -separator separator Set output field separator. Default is '|'. -nullvalue string Set string used to represent NULL values. Default is '' (empty string). -version Show SQLite version. -help Show help on options and exit. INIT FILE
sqlite3 reads an initialization file to set the configuration of the interactive environment. Throughout initialization, any previously specified setting can be overridden. The sequence of initialization is as follows: o The default configuration is established as follows: mode = LIST separator = "|" main prompt = "sqlite> " continue prompt = " ...> " o If the file ~/.sqliterc exists, it is processed first. can be found in the user's home directory, it is read and processed. It should generally only contain meta-commands. o If the -init option is present, the specified file is processed. o All other command line options are processed. SEE ALSO
http://www.sqlite.org/ The sqlite-doc package AUTHOR
This manual page was originally written by Andreas Rottmann <rotty@debian.org>, for the Debian GNU/Linux system (but may be used by oth- ers). It was subsequently revised by Bill Bumgarner <bbum@mac.com>. Mon Apr 15 23:49:17 2002 SQLITE3(1)
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