Improve documentation regarding regexp in configuration file

docs/aoa/diskio.rst

@@ -37,3 +37,9 @@ or another example:
 
     [diskio]
     show=sda.*
+
+Filtering is based on regular expression. Please be sure that your regular
+expression works as expected. You can use an online tool like `regex101`_ in
+order to test your regular expression.
+
+.. _regex101: https://regex101.com/

docs/aoa/docker.rst

@@ -47,4 +47,9 @@ under the ``[docker]`` section:
 
 You can use all the variables ({{foo}}) available in the Docker plugin.
 
+Filtering (for hide or show) is based on regular expression. Please be sure that your regular
+expression works as expected. You can use an online tool like `regex101`_ in
+order to test your regular expression.
+
+.. _regex101: https://regex101.com/
 .. _docker-py: https://github.com/docker/docker-py

docs/aoa/fs.rst

@@ -53,3 +53,9 @@ Example to only show /dev/sdb mount points:
 
      [fs]
      show=/dev/sdb.*
+
+Filtering is based on regular expression. Please be sure that your regular
+expression works as expected. You can use an online tool like `regex101`_ in
+order to test your regular expression.
+
+.. _regex101: https://regex101.com/

docs/aoa/network.rst

@@ -53,3 +53,9 @@ virtual docker interface (docker0, docker1, ...):
     wlan0_tx_warning=900000
     wlan0_tx_critical=1000000
     wlan0_tx_log=True
+
+Filtering is based on regular expression. Please be sure that your regular
+expression works as expected. You can use an online tool like `regex101`_ in
+order to test your regular expression.
+
+.. _regex101: https://regex101.com/

docs/man/glances.1

@@ -27,7 +27,7 @@ level margin: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .\" new: \\n[rst2man-indent\\n[rst2man-indent-level]]
 .in \\n[rst2man-indent\\n[rst2man-indent-level]]u
 ..
-.TH "GLANCES" "1" "Jan 14, 2023" "3.3.1" "Glances"
+.TH "GLANCES" "1" "Jan 22, 2023" "3.4.0_beta1" "Glances"
 .SH NAME
 glances \- An eye on your system
 .SH SYNOPSIS