Some tips for me and other


Skype for Business tricks

Add ?SL= at the end of the URL and give the meeting link to the external user(s). By adding ?SL= to the URL, the external user will be forced to use the Skype for Business Web App. Source:

Powershell + Get users from specified groups

$Groups = “ip”,”team”,”Managment”,”mott” ForEach ($Group in $Groups) { write-host “#” write-host “Group:” $Group write-host “===============================” $gr = Get-ADGroupMember -identity $group echo $ write-host “===============================” }

Gitlab + Change the notification for new users

Edit the following files: /opt/gitlab/embedded/service/gitlab-rails/app/views/notify new_user_email.text.erb new_user_email.html.haml Then run gitlab-ctl reconfigure

My Interactive Environment Monitoring System (IEMS)

I built IEMS for our office with sensors DS1820B and cables for ethernet (current cable system inside walls) – looks like: We monitor temperature for all the rooms and CO2, humidity, temperature from Netatmo weather station. We’re going to upgrade the sensors to DHT22 to monitor humidity also. I use Html + Google charts + […]

RRDTools + fine design

#!/bin/sh /usr/local/bin/rrdtool graph /usr/local/www/apache22/data/images/netatmo0.png \ –width 400 –height 150 –font TITLE:13 –color BACK#444444 –color SHADEA#444444 –color SHADEB#444444 –color CANVAS#444444 –color FONT#ff7518 –slope-mode –start -1d –end now –units-exponent 0 –vertical-label “ppm” –title “CO2 from Netatmo” –imgformat PNG \ DEF:n0=/var/rrdtool/db/netatmo.rrd:n0:AVERAGE \ LINE1:n0#00ff00:”CO2″ \ VDEF:sn0=n0,AVERAGE \ CDEF:tp_17=n0,0,GT,n0,1700,GT,1700,n0,IF,0,IF AREA:tp_17#29206D \ CDEF:tp_16=n0,0,GT,n0,1600,GT,1600,n0,IF,0,IF AREA:tp_16#29106D \ CDEF:tp_15=n0,0,GT,n0,1500,GT,1500,n0,IF,0,IF AREA:tp_15#28006D \ CDEF:tp_14=n0,0,GT,n0,1400,GT,1400,n0,IF,0,IF AREA:tp_14#28106D \ […]

JMX for Tomcat and Zabbix

Edit registry for each node: HKEY_LOCAL_MACHINE\SOFTWARE\Apache Software Foundation\Procrun 2.0\node1\Parameters\Java

Replace or add a file into MSI The command extracts the MSI files: msi2xml -c OutputDir your.msi Open OutputDir and modify the file. To rebuild the MSI run: xml2msi.exe -m yourmsi.xml  

PFX to key and crt in PEM

Extract Private Key: The following command will extract private key from .pfx file. You can find the private key in file named private_key.pem. # openssl pkcs12 -in myfile.pfx -nocerts -out private_key.pem -nodes   Enter Import Password: MAC verified OK Extract Certificate: The following command will extract certificate from .pfx file. You can find the certificate […]

Linux + Zoneminder VS Windows + Videonet

Just some notices about the headline. I tried both systems and there are my results and thoughts. So, in the beginning I installed Ubuntu 12-14 and Zoneminder + BT867 compatible card. There were 8 cams and I configured motion detection for 2 cams and festival to announce the weather. I had only 0.5 fps for […]

Mail protocols diagnostics (in Russian)

Found a good article about mail protocols diagnostic: Copy-pasted. 1. Введение В сети достаточно материалов по отдельным пунктам, но все разбросано по разным местам и, когда возникает необходимость выполнить ту или иную операцию, приходится по разным ресурсам вспоминать нюансы авторизации, способы быстрой кодировки в base64, ключи к openssl и tshark. Здесь все собрано вместе, […]

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