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Tuesday, 19 November 2024

An alternative way to use wget

Normally wget works as expected but every now and then, you page is forbidden or similar, so the below is an alternative approach;

Monday, 4 November 2024

Import certificate into Java keystore

The below example involves importing a Zscaler root CA certificate into the java keystore on my Slackware installation.

sudo keytool -import -trustcacerts -alias zscaler -file /etc/ssl/certs/Zscaler-Dalzell.crt -keystore /opt/jdk1.8.0_341/jre/lib/security/cacerts
 

Tuesday, 17 September 2024

Linux boot and shutdown times

 

To find the last boot time, can of course do w which will show us how long the system has been up, but to save the mental arithmetic, we can do:

who -b or uptime -s

To find the last shutdown time, we can do:

last -x | grep shutdown or last -x | grep reboot (output varies between distributions)

Monday, 6 May 2024

UEFI, EFI, elilo and Slackware

 I recently came across a system that would not allow me to use legacy boot, so...

Saturday, 2 March 2024

Adding a PATH variable on the Mac

We can modify the /etc/paths file or we can create a file under /etc/paths.d such as /etc/paths.d/docker

which could contain;

~/.docker/bin

where the docker bin was located at /Users/my_username/.docker/bin

See also [here] for an example of adding JAVA to the System PATH in Linux.