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Flowable 6.7.2 editor

download version 6.7.2 https://github.com/flowable/flowable-engine/releases/tag/flowable-6.7.2

unzip and go to wars folder and confirm flowable-ui.war is present

run in cmd prompt > java -jar flowable-ui.war

for specific port > java -Dserver.port=8888 -jar flowable-ui.war

check startup logs success and port (usually 8080 unless specific)

access ui in browser http://localhost:8080/flowable-ui

user/pwd is admin/test

reference https://medium.com/@prawin609/getting-started-with-flowable-installation-and-ui-access-a225e032f776

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PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target

use:

mvn -Dmaven.wagon.http.ssl.insecure=true -Dmaven.wagon.http.ssl.allowall=true clean install

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rabbitmq quickstart

download rabbitmq zip

download compatible erlang.exe

install erlang

in system variables add ERLANG_HOME and point to erlang installation directory (ex. C:\Program Files\Erlang OTP)

in system variables Path, add %ERLANG_HOME%\bin

unzip rabbitmq zip

go to sbin folder and open cmd prompt

in cmd prompt run > rabbitmq-plugins.bat enable rabbitmq_management

9. in (another) cmd prompt, start mq by running > rabbitmq-server.bat

10. after startup, open browser and access http://localhost:15672/

11. login as guest/guest

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JAX-RS ExceptionMapper

maps rest exceptions to responses.

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SQLException ORA-01502 partition of such index is in unusable state

reference: https://dba.stackexchange.com/questions/3754/ora-01502-index-or-partition-of-such-index-is-in-usable-state-problem

for DBA:

SELECT 'ALTER INDEX '||OWNER||'.'||INDEX_NAME||' REBUILD;' FROM DBA_INDEXES WHERE STATUS = 'UNUSABLE';

for non-DBA:

SELECT 'ALTER INDEX ' || INDEX_NAME || ' REBUILD;' FROM USER_INDEXES WHERE STATUS = 'UNUSABLE';

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could not read maven project

in eclipse, on project > right-click > maven > update project > force update

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manual set cookie in browser

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waterproofing

prefer "polyurethane acrylic" for better uv and thermal resistance

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view tapo cam in vlc

create cam's user/pwd in tapo app device's settings

get cam ip address in the device's settings

in vlc, open network stream using url rtsp://ipAdd/stream1 for HQ feed; rtsp://ipAdd/stream2 for LQ feed. use user/pass from #1

reference:

How to view Tapo camera on PC/NAS/NVR through RTSP/Onvif Protocol | Tapo

TP-Link - Tapo - How to view Tapo camera on PC through RTSP stream? (ic.plus)

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URL percent encoding

If you want to use password with special character, like an exclamation mark, you need to use percent encoding which is often called URL encoding.

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server startup log

look for "started on port"

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spring boot tutorial recommendations

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add ldpa user

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mysql workbench logs location

C:\Users\userfolder\AppData\Roaming\MySQL\Workbench\log

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Liberty clear cache

Run:

./server start --clean

see https://jazz.net/forum/questions/213865/clm-on-was-liberty-how-to-clear-the-cache

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[ERROR] No plugin found for prefix 'versions' in the current project and in the plugin groups

error running => mvn versions:set

workaround ==> use full artifact coordinates based on pom.xml:

example: mvn org.codehaus.mojo:versions-maven-plugin:2.4:set

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Liberty server port config

in liberty\wlp\usr\servers\defaultServer\server.xml