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27%
Looking Backward, Looking Forward
26.01.2025
Home »  Archive  »  2025  »  Issue 85: Monit...  » 
Image © thvideo, 123RF.com
to let it go. Thank you, Microsoft. I no longer support desktop operating systems. My focus has long since shifted to the data center and then to the cloud. It's been more than 15 years since I labored
27%
Tuning loops – from loop unrolling to Duff's device
28.07.2025
Home »  Archive  »  2025  »  Issue 88: 5 Net...  » 
[i][j] * src2[j][k]; 12 dest[i][k] = sum; 13 } 14 } 15 } Figure 1: Attempting unsuccessfully to force unrolling In Apple
27%
Introducing the NoSQL MongoDB database
04.12.2024
Home »  Archive  »  2024  »  Issue 84: Non-R...  » 
Photo by Wesley Tingey on Unsplash
Capacity": "883cc" 15 } 16 { 17 "type": "Bicycle", 18 "brand: "Canyon, 19 "model": "Ultimate CF SLX", 20 "year": 2022, 21 "frameMaterial": "Carbon", 22 "gears": 22 23 } A vehicle of one type has
27%
Reading and understanding database execution plans
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Gunnar Pippel, 123RF.com
----------------------------------------------------------------- 15 | 0 | SELECT STATEMENT | 3130K | 833 | 16 |* 1 | HASH JOIN | 3130K | 833 | 17 |* 2 | TABLE ACCESS BY INDEX ROWID | SALES | 566K
27%
The Resurrection of bWatch
02.06.2025
Home »  Articles  » 
Photo by NASA Hubble Space Telescope on Unsplash
 uptime  command to find the current time on the node, the number of users, how long the node has been up, and the 1-, 5-, and 15-minute load averages on the node. Isn’t it amazing how much information is contained
27%
Logger in HPC System Administration
07.07.2025
Home »  Articles  » 
at a predefined interval to give you an idea of the system status. For example, maybe you could gather the system load every 15 minutes with uptime  to get a very simplified view of the total system load. You could
27%
Session cookies as targets for criminals
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Photo by Vyshnavi Bisani on Unsplash
value is 15 to 30 minutes for the cookie to expire after inactivity [1]. However, even for active use, OWASP recommends a defined time for the session to expire according to typical everyday use (i
27%
New Products
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
 
occurred and to repair any damage that may have been caused. According to the website, Previct is easy to install, and most installations are completed in about 15 minutes. You can download a free trial
27%
Practical SELinux
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Pavel Ignatov, 123RF.com
that allows access to an IRC server, even if the logged-in user is mapped to the SELinux xguest_u account. Listing 1 Log Error Message Aug 16 15:50:34 tscherf setroubleshoot: SELinux
27%
News for Admins
04.12.2024
Home »  Archive  »  2024  »  Issue 84: Non-R...  » 
 
in length and SHOULD require passwords to be a minimum of 15 characters in length. 2. SHOULD permit a maximum password length of at least 64 characters. 3. SHOULD accept all printing ASCII [RFC20 – https

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