Puppeteer – Filmstrip
The code below is to create filmstrip using Puppeteer
InfluxDB: influxdb-relay vs influxdb-srelay
are primarily used as a relay to the actual influxdb. The free influx db does not provide the high availability function. We use influxdb-relay or influxdb-srelay as the relay...
PHP: replace all bad words with some text
The following script will replace all bad keywords with *** . The keyword variable accepts multiple keywords, they must be separated with a comma (,) .
Macbook pro 2013-2015 : can’t turn it on
I have a Macbook pro with this symptom: it’s not powered on , tried to hold the power button for long time , still nothing happen. I tried with...
How to troubleshoot high CPU usage on Linux?
High CPU usage is a common issue in every system, finding the root cause is not always easy. What the sign of a high CPU usage? I normally look...
Application Insights: There is no ApplicationInsights.config
We tried to add Application Insights from Visual Studio Menu, the system said that version installed, but we don’t see created. It turned out that our dotnet...
Python: Timeout a function
Sometimes we have a function running too long more than we expect, we want to kill it after a certain time. For example, we have a function connecting to...
Continuous ping monitoring
We have a monitoring system to check network devices, sometimes we got an alert saying the remote device is down. We check the remote device and it’s working fine....
Telegraf – additional tags for your inputs
I have this scenario, i would like to monitor all our Microsoft sql databases in our setup using Telegraf. I dont want to install telegraf agent in every server,...