Codeforces: Another good platform with nice contests where you will get to learn new things that will improve your understanding of concepts. It’s ratings don’t matter to recruiters but the things you’ll learn will help you during interviews and company’s coding tests.
TOPCODER: This caters to every aspect of software develpment. They have both designing and development contest. Major companies provide Topcoder community to experment with their nw products or APIs. But if you want to mention it in your CV, your ratings should be above 1400 to impress a recruiter.
Error response from daemon: container df6ee73697883e8e09edd65404e1fcc19a2b4bfb49212c754a8b3ef9741d7bda: driver "overlay2" failed to remove root filesystem: unlinkat /var/lib/docker/overlay2/475c350b02589ce2cb5ef30f0619ed3aeaba409c56d87191b8cbbd00ef618fe3: read-only file system
需要管理员运行docker
C盘没空间
WSL还是超级占用C盘
端口问题
1
(HTTP code 500) server error - ports are not available: exposing port TCP 0.0.0.0:5432 -> 127.0.0.1:0: listen tcp 0.0.0.0:5432: bind: An attempt was made to access a socket in a way forbidden by its access permissions.
string meaning ------ ----------- @reboot Run once, at startup. @yearly Run once a year, "0 0 1 1 *". @annually (same as @yearly) @monthly Run once a month, "0 0 1 * *". @weekly Run once a week, "0 0 * * 0". @daily Run once a day, "0 0 * * *". @midnight (same as @daily) @hourly Run once an hour, "0 * * * *".
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# For details see man 4 crontabs # Example of job definition: # .---------------- minute (0 - 59) # | .------------- hour (0 - 23) # | | .---------- day of month (1 - 31) # | | | .------- month (1 - 12) OR jan,feb,mar,apr ... # | | | | .---- day of week (0 - 6) (Sunday=0 or 7) OR sun,mon,tue,wed,thu,fri,sat # | | | | |
0 0,3,6 * * * cd /home/t00906153/OpenSora/OpenSora_performance_test && git stash save "Stash before script run at $(date +"%Y-%m-%d %H:%M:%S")" && bash test/train_full_opensorav1_1.sh >> /home/t00906153/crontab.log 2>&1 && git stash pop && echo"Executed at $(date)" >> /home/t00906153/crontab.log
This is because the cache size is too big, lower to 512MB or 1GB to fix this.[^1] But the size bigger the faster, 1.4GB is the biggest available value which ut can support.
# RESTful web API listening address external-controller:127.0.0.1:9090
# DNS server settings # This section is optional. When not present, the DNS server will be disabled. dns: enable:false listen:0.0.0.0:53 ipv6:false# when the false, response to AAAA questions will be empty
# These nameservers are used to resolve the DNS nameserver hostnames below. # 默认只支持ip default-nameserver: -8.8.8.8
# 支持 UDP, TCP, DoT, DoH. 和指定端口 # 所有DNS请求都会不经过代理被转发到这些服务器,Clash会选择一个最快的返回结果 nameserver: -https://223.5.5.5/dns-query# 阿里云 -https://doh.pub/dns-query#腾讯云 -tls://dns.rubyfish.cn:853# DNS over TLS -https://1.1.1.1/dns-query# DNS over HTTPS -dhcp://en0# dns from dhcp
# 对于所有DNS请求,fallback和nameserver内的服务器都会同时查找 # 如果DNS结果为非国内IP(GEOIP country is not `CN`),会使用fallback内的服务器的结果 # 因为nameserver内为国内服务器,对国外域名可能有DNS污染。fallback内是国外服务器,能防止国外域名被DNS污染 fallback: -https://162.159.36.1/dns-query -https://dns.google/dns-query -tls://8.8.8.8:853
# DNS污染攻击的对策 fallback-filter: geoip:false# If geoip is true, when geoip matches geoip-code, clash will use nameserver results. Otherwise, Clash will only use fallback results. # geoip-code: CN ipcidr:# IPs in these subnets will be considered polluted, when nameserver results match these ip, clash will use fallback results. -0.0.0.0/8 -10.0.0.0/8 -100.64.0.0/10 -127.0.0.0/8 -169.254.0.0/16 -172.16.0.0/12 -192.0.0.0/24 -192.0.2.0/24 -192.88.99.0/24 -192.168.0.0/16 -198.18.0.0/15 -198.51.100.0/24 -203.0.113.0/24 -224.0.0.0/4 -240.0.0.0/4 -255.255.255.255/32 domain:#Domains in these list will be considered polluted, when lookup these domains, clash will use fallback results. -+.google.com -+.facebook.com -+.youtube.com -+.githubusercontent.com
; <<>> DiG 9.16.1-Ubuntu <<>> +trace shaojiemike.us.to ;; global options: +cmd . 184 IN NS f.root-servers.net. . 184 IN NS h.root-servers.net. . 184 IN NS c.root-servers.net. . 184 IN NS m.root-servers.net. . 184 IN NS g.root-servers.net. . 184 IN NS j.root-servers.net. . 184 IN NS a.root-servers.net. . 184 IN NS i.root-servers.net. . 184 IN NS l.root-servers.net. . 184 IN NS k.root-servers.net. . 184 IN NS d.root-servers.net. . 184 IN NS e.root-servers.net. . 184 IN NS b.root-servers.net. ;; Received 262 bytes from 127.0.0.53#53(127.0.0.53) in 0 ms
to. 172800 IN NS frankfurt.tonic.to. to. 172800 IN NS singapore.tonic.to. to. 172800 IN NS tonic.to. to. 172800 IN NS newyork.tonic.to. to. 172800 IN NS colo.tonic.to. to. 172800 IN NS sydney.tonic.to. to. 172800 IN NS helsinki.tonic.to. to. 86400 IN NSEC today. NS RRSIG NSEC to. 86400 IN RRSIG NSEC 8 1 86400 20221118050000 20221105040000 18733 . zYyPgXiUoIoPzZsXi8WD0aT0Ps7ajmQYA/blzyfNG6Pl1NdONShc/3T1 3p2rAfr2a7NI6SI+yeEyiRYeeI86RuNv1u4aAJD2QXZapKlogP+hveb/ SYztzsr70Ha6/7RQAqQqY+ctHOZXIzUMhpNxFneTXcJ2CVhQmGIYG0sa 0BmaDKH0kxFHtbJZvENMpo4WrE0KTNzFsYlHZQGZV0OQeU/MpcSkPt5I DefxNVBMqMS8lF0Wzg8ESwEDddE7WvMlCNlnBLE7LHk0ZdQGU5Qg/8Ot CpNKEjCoROXA7sA/CkrGEdhW3CZnJYOdQ6UcH2pDwYYVIOsE7L8QJV/r RC9/tA== ;; Received 653 bytes from 199.7.83.42#53(l.root-servers.net) in 60 ms
us.to. 86400 IN NS NS4.AFRAID.ORG. us.to. 86400 IN NS NS3.AFRAID.ORG. us.to. 86400 IN NS NS1.AFRAID.ORG. us.to. 86400 IN NS NS2.AFRAID.ORG. ;; Received 156 bytes from 95.216.159.42#53(helsinki.tonic.to) in 272 ms
us.to. 3600 IN SOA ns1.afraid.org. dnsadmin.afraid.org. 2211050595 86400 7200 2419200 3600 ;; Received 133 bytes from 2001:1850:1:5:800::6b#53(NS2.AFRAID.ORG) in 260 ms