misc #32
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strange icon on G40
sudo apt-get install gnome-tweak-toolthen run gnome-tweaks
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cannot open jupyter notebook on chpc
$ jupyter notebook
...
[E 16:17:10.962 NotebookApp] Failed to write server-info to /storage01/users/s**********/.local/share/jupyter/runtime/nbserver-124579.json: [Errno 122] Disk quota exceeded: '/storage01/users/s**********/.local/share/jupyter/runtime/nbserver-124579.json'
Traceback (most recent call last):
File "/users/s**********/miniconda3/bin/jupyter-notebook", line 11, in <module>
sys.exit(main())
File "/users/s**********/miniconda3/lib/python3.7/site-packages/jupyter_core/application.py", line 268, in launch_instance
return super(JupyterApp, cls).launch_instance(argv=argv, **kwargs)
File "/users/s**********/miniconda3/lib/python3.7/site-packages/traitlets/config/application.py", line 845, in launch_instance
app.start()
File "/users/s**********/miniconda3/lib/python3.7/site-packages/notebook/notebookapp.py", line 1933, in start
self.write_browser_open_file()
File "/users/s**********/miniconda3/lib/python3.7/site-packages/notebook/notebookapp.py", line 1842, in write_browser_open_file
with open(self.browser_open_file, 'w', encoding='utf-8') as f:
OSError: [Errno 122] Disk quota exceeded: '/storage01/users/s**********/.local/share/jupyter/runtime/nbserver-124579-open.html' |
tips on iPadwhen uploading photos to onedrive, select no more than 30 images, then the icon of onedrive would appear, otherwise, the icon won't show. Although it can be saved via |
fail to download in chromefailed on a HTTP website, |
upgrade notes for fRLRupgrade document to
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upgrade memorycurrently, it seems that there are two empty slots, but I remember that only two slots are available. $ sudo lshw -class memory
[sudo] password for weiya:
*-cache:0
description: L1 cache
physical id: 2
slot: L1 Cache
size: 128KiB
capacity: 128KiB
capabilities: synchronous internal write-back data
configuration: level=1
*-cache:1
description: L1 cache
physical id: 3
slot: L1 Cache
size: 128KiB
capacity: 128KiB
capabilities: synchronous internal write-back instruction
configuration: level=1
*-cache:2
description: L2 cache
physical id: 4
slot: L2 Cache
size: 1MiB
capacity: 1MiB
capabilities: synchronous internal write-back unified
configuration: level=2
*-cache:3
description: L3 cache
physical id: 5
slot: L3 Cache
size: 6MiB
capacity: 6MiB
capabilities: synchronous internal write-back unified
configuration: level=3
*-memory
description: System Memory
physical id: 7
slot: System board or motherboard
size: 8GiB
*-bank:0
description: SODIMM DDR4 Synchronous 2133 MHz (0.5 ns)
product: HMA451S6AFR8N-TF
vendor: SK Hynix
physical id: 0
serial: 37182334
slot: ChannelA-DIMM0
size: 4GiB
width: 64 bits
clock: 2133MHz (0.5ns)
*-bank:1
description: [empty]
physical id: 1
slot: ChannelA-DIMM1
*-bank:2
description: SODIMM DDR4 Synchronous 2133 MHz (0.5 ns)
product: M471A5143EB0-CPB
vendor: Samsung
physical id: 2
serial: 23040000
slot: ChannelB-DIMM0
size: 4GiB
width: 64 bits
clock: 2133MHz (0.5ns)
*-bank:3
description: [empty]
physical id: 3
slot: ChannelB-DIMM1
*-firmware
description: BIOS
vendor: LENOVO
physical id: d
version: R07ET62W (2.02 )
date: 03/04/2016
size: 128KiB
capacity: 15MiB
capabilities: pci pnp upgrade shadowing cdboot bootselect edd int13floppy720 int5printscreen int9keyboard int14serial int17printer int10video acpi usb biosbootspecification uefi
*-memory UNCLAIMED
description: Memory controller
product: 100 Series/C230 Series Chipset Family Power Management Controller
vendor: Intel Corporation
physical id: 1f.2
bus info: pci@0000:00:1f.2
version: 31
width: 32 bits
clock: 33MHz (30.3ns)
configuration: latency=0
resources: memory:f2244000-f2247fffother notes also mentioned that there is only two memory slots,
a candidate: https://www.amazon.com/Tech-PC4-17000-Notebook-Computer-AT16G1D4S2133ND8N12V/dp/B07KGLTT7V/ note that the maximum ram speed would depend on the CPU https://www.shareus.com/computer/how-to-check-maximum-ram-speed-supported-by-your-computer.html and the supported RAM types of Intel® Core™ i5-6300HQ CPU is (refer to https://www.cpu-world.com/CPUs/Core_i5/Intel-Core%20i5-6300HQ%20Mobile%20processor.html)
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1m_ipv4_udp_receive_buffer_errors
wlp3s0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 10.13.59.193 netmask 255.255.128.0 broadcast 10.13.127.255
inet6 fe80::def:d34:a2c:da88 prefixlen 64 scopeid 0x20<link>
ether a4:34:d9:e8:9a:bd txqueuelen 1000 (Ethernet)
RX packets 17556713 bytes 20549547923 (20.5 GB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 14008823 bytes 17151970123 (17.1 GB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0currently ~$ sysctl net.core | grep mem
sysctl: permission denied on key 'net.core.bpf_jit_harden'
sysctl: permission denied on key 'net.core.bpf_jit_kallsyms'
sysctl: permission denied on key 'net.core.bpf_jit_limit'
net.core.optmem_max = 20480
net.core.rmem_default = 212992
net.core.rmem_max = 212992
net.core.wmem_default = 212992
net.core.wmem_max = 212992then change it to (refer to https://cizixs.com/2018/01/13/linux-udp-packet-drop-debug/ and https://serverfault.com/questions/899364/netdata-ipv4-udp-errors ~$ sudo sysctl -w net.core.rmem_default=1048576
net.core.rmem_default = 1048576
~$ sudo sysctl -w net.core.rmem_max=2097152
net.core.rmem_max = 2097152
~$ sysctl net.core | grep mem
sysctl: permission denied on key 'net.core.bpf_jit_harden'
sysctl: permission denied on key 'net.core.bpf_jit_kallsyms'
sysctl: permission denied on key 'net.core.bpf_jit_limit'
net.core.optmem_max = 20480
net.core.rmem_default = 1048576
net.core.rmem_max = 2097152
net.core.wmem_default = 212992
net.core.wmem_max = 212992 |
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different correspondent/receipt. The second one should be
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no pop windows after upgrading Plots in julia1.6with GR, the plot did not pop up, |
reset audio without rebootingjust came across a situation that it warns that the audio is problematic and needs to reboot when clicking a Youtube video. Here is a way to avoid rebooting, https://askubuntu.com/questions/15223/how-can-i-restart-pulseaudio-without-having-to-logout $ pulseaudio --check
$ pulseaudio -k
$ pulseaudio -D
E: [pulseaudio] main.c: Daemon startup failed.although |
history file left over from an older version of Juliaon itsc, $ julia1.4.1
_
_ _ _(_)_ | Documentation: https://docs.julialang.org
(_) | (_) (_) |
_ _ _| |_ __ _ | Type "?" for help, "]?" for Pkg help.
| | | | | | |/ _` | |
| | |_| | | | (_| | | Version 1.4.1 (2020-04-14)
_/ |\__'_|_|_|\__'_| | Official https://julialang.org/ release
|__/ |
ERROR: Invalid history file (/users/s1155113972/.julia/logs/repl_history.jl) format:
If you have a history file left over from an older version of Julia,
try renaming or deleting it.
Invalid character: '\0' at line 9011copy file and remove it cp repl_history.jl repl_history.jl.backup |
deactivate email account
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pipeline in convert?how to avoid convert fit-exp-1.png loss-exp-1.png +append tmp.png; eog tmp.png |
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evince from terminal
the pdf file can be properly opened.
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