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10%
Secure Your Server with TCP Wrappers
02.10.2012
Home »  Articles  » 
 
port 22) to port 2222, for example, to stop port scans filling up your logs. Without TCP Wrappers enabled, scans might run dictionary attacks on your server where password combinations are guessed by one
10%
Interprocess communication essentials in Perl
05.12.2019
Home »  Archive  »  2019  »  Issue 54: NVMe...  » 
Lead Image © Carsten Reisinger, 123RF.com
waitpid(-1, 0); 20 } else { 21 close READFROMCHILD; 22 close WRITETOCHILD; 23 $thisdata = ; 24 print "The child process read $thisdata"; 25 print WRITETOPARENT "The child process
10%
Code IaC for provisioning of preconfigured virtual environments
26.01.2025
Home »  Archive  »  2025  »  Issue 85: Monit...  » 
Lead Image © vladnikon, 123RF.com
.DevCenter/devcenters/attachednetworks@2024-02-01' = { 18 name: networkConnection.name 19 parent: devcenter 20 ... } 21 22 resource devcenterGalleryImage 'Microsoft.DevCenter/devcenters/galleries/images@2024-02-01' existing = { 23
10%
Darshan I/O analysis for Deep Learning frameworks
27.09.2021
Home »  Archive  »  2021  »  Issue 65: 7 Em...  » 
Photo by Michaela Murphy on Unsplash
="test.bin", status="replace", & 18 action="readwrite", & 19 iostat = ierr) 20 if (ierr > o) then 21 write(*,*) "error in opening file Stopping" 22 stop 23 else 24 do
10%
Modern Fortran – Part 2
15.12.2016
Home »  HPC  »  Articles  » 
are over i = 2,n − 1 and j = 2,n −1. Here is how you can write the iteration over the domain using array notation: a(2:n-1,2:n-1) = 0.25 * &     (a(1:n-2,2:n) + a(3:n,2:n) + a(2:n,1:n-2) + a(2:n,3:n
10%
Automate macOS 12 with the Shortcuts app
02.08.2022
Home »  Archive  »  2022  »  Issue 70: Defen...  » 
Lead Image © Kirsty Pargeter, 123RF.com
: https://support.apple.com/en-gb/guide/shortcuts-mac/apdf22b0444c/5.0/mac/12.0 Importing Automator workflows: https://support.apple.com/en-gb/guide/shortcuts-mac/apd02bffbaac/5.0/mac/12.0 Sharing
10%
Exploring dhcpy6d, a DHCP server for IPv6 networks
03.12.2015
Home »  Archive  »  2015  »  Issue 30: OpenD...  » 
Lead Image © Paul Herbert, 123RF.com
the following configuration for the widespread radvd (Linux IPv6 router advertisement daemon) [9]: interface eth0 { AdvSendAdvert on; AdvManagedFlag on; }; Radvd should not announce the prefix explicitly
10%
Kea, the ISC's successor to the DHCP daemon
03.08.2023
Home »  Archive  »  2023  »  Issue 76: Energ...  » 
Photo by Markus Winkler on Unsplash
in 2014. At the time of writing, the available Kea versions were 2.2.0 (July 2022, Current-Stable) and 2.3.6 (March 2023, Experimental-Development). Most distributions have prebuilt Kea packages
10%
Matlab-like tools for high-performance computing
16.05.2013
Home »  Archive  »  2013  »  Issue 14: Samba 4  » 
://wiki.scilab.org/Documentation/ParallelComputingInScilab parallel_run http://help.scilab.org/docs/5.4.0/en_US/parallel_run.html Parallel programing http://my.opera.com/muksitsyahlan/blog/2011/01/05/parallel-programming-with-scilab-2 MPI
10%
PostgreSQL 9.3
04.02.2014
Home »  Articles  » 
 
 ---------------------------------------------------------------------------------------------------- 20  Seq Scan on mail (cost=0.00..5628.25 rows=4 width=961) (actual 21  time=2.401..1519.809 rows=672 loops=1) 22    Filter: (msg ~ '(updatable|views)'::text) 23    Rows Removed by Filter: 40148 24

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