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15%
Harden services with systemd
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
=https://docs.python.org/3/library/http.server.html [Service] Type=simple WorkingDirectory=/home/jcb/Python/sectest ExecStart=/usr/bin/python3 -m http.server 8080 ExecStop=/bin/kill -9 $MAINPID [Install] Wanted
15%
Regular expressions and metacharacters in PowerShell
22.12.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
Photo by JJ Ying on Unsplash.com
4 but less than 8 letters!" Once the user has entered a value, you can check the input for correctness with the following regular expression (Figure 2): > $input -match "^\d{3}\w{4,8
15%
Look for Bottlenecks with Open|SpeedShop
21.12.2011
Home »  HPC  »  Articles  » 
.000000, 1.000000) (n_pre, n_post) = (1, 1) dim             = 3 solver ID       = 0 ============================================= Struct Interface: ============================================= Struct
15%
News for Admins
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
 
.13, and more This version also ships with several desktop environments, including: Gnome 48 KDE Plasma 6.3 LXDE 13 LXQt 2.1.0 Xfce 4.20 Debian 13 will be supported for the next five
15%
Configuring IPv6 in Windows with NetShell
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © James Steidl, 123RF.com
:db8:1234::/48, you can downgrade its authority using the following command: netsh interface ipv6 add prefixpolicy \ 2001:db8:1234::/48 3 6 In the preceding command, the number 3 states the priority
15%
Environment Modules Using Lmod
08.08.2018
Home »  HPC  »  Articles  » 
compiler (4.8, 5.4, 6.2, 7.3, and 8.1), the latest Intel compiler, the last three community versions of the PGI compilers, three versions of MPICH (3.2.1, 3.1.4, and 3.1), and three versions of Open MPI (2
15%
Exploring the filesystem that knows everything
14.03.2013
Home »  Archive  »  2013  »  Issue 13: IPv6...  » 
Lucy Baldwin, 123RF
details as well [3]. The files in the Linux /proc directory also have a pleasingly hackable penchant for being directly readable as plain text, as opposed to more binary-centric proc implementations
15%
Getting the most from your cores
11.10.2016
Home »  Archive  »  2016  »  Issue 35: Persi...  » 
Lead Image © ktsdesign, 123RF.com
straightforward. If a processor was operating at a fixed frequency of 2.0GHz, CPU utilization was the percentage of time the processor spent doing work. (Not doing work is idle time.) For 50% utilization
15%
Setting up a PXE boot server
20.06.2022
Home »  Archive  »  2022  »  Issue 69: Terra...  » 
Live system would look like Listing 3. Listing 2 grub.cfg set default="0" function load_video { insmod efi_gop insmod efi_uga insmod video_bochs insmod video
15%
Rancher manages lean Kubernetes workloads
20.06.2022
Home »  Archive  »  2022  »  Issue 69: Terra...  » 
Lead Image © Sebastian Duda, 123RF.com
://get.k3s.io | sh -s - server --datastore-endpoint="mysql://rancher:secret@tcp(10.42.0.1:3306)/rancher" Of course, the command specified here will only work if the system has direct access to the Internet

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