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15%
DNSSEC-aware DNS caching with Unbound
01.08.2019
Home »  Archive  »  2019  »  Issue 52: Stop...  » 
Lead Image © Antonella Grandoni , Fotolia.com
INPUT iptables -A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT iptables -A INPUT -i eth0 -j DROP iptables -A INPUT -i eth1 -p tcp --dport 22 -j ACCEPT iptables -A INPUT -i eth1 -j DROP
15%
Automating development environments and deployment with Otto
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © baloncici, 123RF.com
happens transparently for the user, who has no contact at all with the tools. Otto is released under Mozilla Public License Version 2.0, and development is an open process on GitHub [6]. Otto has one
15%
Proprietary and Open Source Storage Options
09.10.2023
Home »  HPC  »  Articles  » 
  1 loop /snap/core20/1974 loop2         7:2    0  63.5M  1 loop /snap/core20/2015 loop3         7:3    0  73.9M  1 loop /snap/core22/864 loop4         7:4    0 237.2M  1 loop /snap/firefox/3026 loop5         7:5    0
15%
Embarrassingly parallel computation
01.06.2024
Home »  Archive  »  2024  »  Issue 81: Load...  » 
Lead Image © Lucy Baldwin, 123RF.com
_Comm_size(MPI_COMM_WORLD, &nodenum); 21 long recieved[nodenum]; 22 long recvniter[nodenum]; 23 srand(SEED+myid); //Give rand() a seed value. Needs to be different on each node 24 25 if(myid != 0
15%
TCP Stealth hides open ports
10.04.2015
Home »  Archive  »  2015  »  Issue 26: OpenS...  » 
Lead Image © momo5287, 123RF.com
to the acknowledgement number (ACK). The use of the timestamp as a carrier is also conceivable. Listing 1 TCP Header 01 $ cat rfc793.txt 02 ... 03 0 1 2
15%
How vector databases work and when they're used
04.12.2024
Home »  Archive  »  2024  »  Issue 84: Non-R...  » 
Lead Image © neyro2008, 123rf.com
={"city": "New York"}), PointStruct(id=5, vector=[0.24, 0.18, 0.22, 0.44], payload={"city": "Beijing"}), PointStruct(id=6, vector=[0.35, 0.08, 0.11, 0.44], payload={"city": "Mumbai"}),], ) The database
15%
Real-World HPC: Setting Up an HPC Cluster
04.11.2011
Home »  HPC  »  Articles  » 
ACCEPT -A RH-Firewall-1-INPUT -p tcp --dport 22 --syn -s 192.168.1.0/255.255.255.0 -j ACCEPT -A RH-Firewall-1-INPUT -p tcp --dport 22 --syn -m limit --limit 6/m --limit-burst 5 -j ACCEPT ### end ssh
15%
Gathering Data on Environment Modules
10.09.2012
Home »  HPC  »  Articles  » 
$ module load compiler/open64-5.0 where the first part of the command is the module command, the second part is the module function, and the third part is the module you are loading. To make things easier
15%
The top three SSH tricks
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © Fotoflash,Fotolia.com
-A INPUT -p tcp -s [IP address of allowed server] --dport 22 -j ACCEPT on the server to which you want to SSH. Trick 2: Copying Files Securely The SSH protocol also includes Secure Copy (SCP
15%
Go testing frameworks
05.08.2024
Home »  Archive  »  2024  »  Issue 82: Sover...  » 
Lead Image © Lucy Baldwin, 123RF.com
.Exit(1) 15 } 16 17 run(os.Args[1]) 18 } 19 20 func row() { 21 for i := 0; i < size; i++ { 22 for j := 0; j < size; j++ { 23 array[i][j]++ 24 } 25 } 26 } 27 28

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