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Web applications with Julia

26.01.2025

Home » Archive » 2025 » Issue 85: Monit... »

='Find intersections'>
07 08

09 Listing 6 Server for 01 using HTTP, JSON, Base64, Roots 02 const PORT = 8660 03 04 function

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Modern Fortran for today and tomorrow

17.06.2017

Home » Archive » 2017 » Issue 39: Conta... »

03 REAL, ALLOCATABLE :: a(:,:) 04 INTEGER :: n 05 INTEGER :: allocate_status 06 n=1000 07 ALLOCATE( a(n,n), STAT = allocate_status) 08 IF (allocate_status /= 0) STOP "Could not allocate

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Getting started with the Apache Cassandra database

06.10.2019

Home » Archive » 2019 » Issue 53: Secur... »

publisher TEXT, 07 authors MAP, 08 circulation INT, 09 issue TEXT, 10 PRIMARY KEY(publisher, issue, isbn) 11 ); 12 13 # INSERT INTO titles(isbn, year, title, publisher, authors, circulation

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Asynchronous PostgreSQL

12.09.2013

Home » Archive » 2013 » Issue 16: Docker »

that takes frequent breaks. Finding the Root Cause The application in the example here is quite conservative: the Apache web server, mod_cgi, some CGI programs in Perl, and the PostgreSQL database. Apache

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Tips and Tricks for Containers

12.05.2020

Home » HPC » Articles »

/cuda image without the --rm option, $ docker run --gpus all -ti nvidia/cuda:10.1-base-ubuntu18.04 root@c31656cbd380:/# makes it possible to extend the container. Recall that this option automatically

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The AWS CDK for software-defined deployments

05.02.2019

Home » Archive » 2019 » Issue 49: Anato... »

need to get started and initializing a Git repo in the directory. In the end, you can see in Listing 1 what resides in your hello-cdk directory after the init. Listing 1 Project Root Directory

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Network backups with Amanda

05.12.2016

Home » Archive » 2016 » Issue 36: Autom... »

as the user name. Amanda versions before 3.3.9 have a vulnerability that lets this user execute arbitrary code with root privileges. A (manual) upgrade to version 3.3.9 is only necessary if you don't trust

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OpenStack workshop, part 3:Gimmicks, extensions, and high availability

16.05.2013

Home » Archive » 2013 » Issue 14: Samba 4 »

worked at the command line and with a quantum command. As an example, Listing 1 shows the individual steps required. Listing 1 Assigning Floating IPs with Quantum root@alice:~# quantum net

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Exploring Kubernetes with Minikube

11.09.2018

Home » Archive » 2018 » Issue 47: Findi... »

: Figure 2: You can learn a few useful things about Kubernetes by rummaging around the dashboard in Minikube. $ minikube dashboard The dashboard is intended for commands that don't require root

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Fixing Ceph performance problems

29.09.2020

Home » Archive » 2020 » Issue 59: Custo... »

the root cause of the slow down? How do you ideally and continuously monitor your cluster so that you can identify potential problems before cluster users even notice them? The answers to both questions

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