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19%
mpi4py – high-performance distributed Python
30.11.2020
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»
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»
2020
»
Issue 60: Secur...
»
== 0: 08 data = { 'key1' : [10,10.1,10+11j],
09
'key2' : ('mpi4py' , 'python'), 10 'key
3
' : array([1, 2,
3
]) } 11 else:
12
data = None 13 # end if 14 15 data = comm
19%
Rethinking RAID (on Linux)
16.03.2021
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=libaio, iodepth=32 fio-
3.12
Starting 1 process Jobs: 1 (f=1): [w(1)][100.0%][w=1420KiB/s][w=355 IOPS][eta 00m:00s] test: (groupid=0, jobs=1): err= 0: pid=3377: Sat Jan 9 15:31:04 2021 write: IOPS=352, BW=1410Ki
19%
Build a honeypot with real-world alerts
01.08.2019
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2019
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Issue 52: Stop...
»
NEW -m tcp --dport
22
-j ACCEPT 10 -A INPUT -p udp --dport 5353 -j DROP 11 -A INPUT -s
-p tcp -m state --state NEW -m tcp --dport 443 -j ACCEPT
12
-A INPUT -m limit --limit 30/min -j
19%
Visualizing time series data
21.08.2014
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2014
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Issue 22: OpenS...
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application then grabs the data from this database and creates charts. The client can be programmed by the user or it can come as a prepared daemon (e.g., collectd [
3
]). If you like to measure your own ...
22
19%
HDF5 with Python and Fortran
21.03.2017
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# ===================
09
# 10 if __name__ == '__main__': 11
12
f = h5py.File("mytestfile.hdf5", "w") 13 14 dset = f.create_dataset("mydataset", (100,), dtype='i') 15 16 dset[...] = np.arange(100) 17
19%
Single sign-on like the big guys
20.06.2022
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2022
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Issue 69: Terra...
»
a Flask app and set the OpenID connect config params 06 app = Flask(__name__) 07 app.secret_key = 'hu5t82LXfYKtr
3
XFcPeAYaCBWFK8DcI1' 08 app.config['OIDC_CLIENT_SECRETS'] = 'oidc-config.json'
09
app
19%
Hybrid public/private cloud
30.01.2020
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Issue 55: AWS L...
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region: eu-west-
3
08 licensefile: license.lic
09
wholenet: 10.100.0.0/16 10 frontnet: 10.100.254.0/28 11 netmaskback: 17
12
backnet: "10.100.0.0/{{ netmaskback }}" 13 lnet: 10
19%
Speed up your MySQL database
11.02.2016
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Issue 31: Tunin...
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+----------------------------------+---------+---------------------+ 40 | 47e0142a3638fdc24fe40d4e4fbce
3
f1 | Row 1 | 2015-
09
-13 15:24:
12
| 41 | b833c1e4c5bfc47d0dbe31c2e
3
f30837 | Row
3
| 2015-
09
-13 15:24:14 | 42 | c7d46523a316de4e1496c65c
3
cbdf358 | Row 2 | 2015-
09
19%
What Is an Inode?
23.03.2022
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-34-1804/72 /dev/loop7 17441 17441 0 100% /snap/gnome-
3
-38-2004/87 /dev/nvme1n1p1 62513152 7087560 55425592
12
% /home /dev/nvme0n1p1 0 0 0 - /boot/efi /dev/loop8
19%
Maintaining Android in the enterprise
21.08.2014
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2014
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Issue 22: OpenS...
»
/origin/HEAD -> origin/master
09
remotes/origin/android-goldfish-2.6.29 10 remotes/origin/android-goldfish-
3
.4 11 remotes/origin/linux-goldfish-
3
.0-wip
12
remotes/origin/master 13 [...] 14 [root@pc]# git checkout ...
22
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