2019-04-10

Original tomcat.service

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[billson@virtual-jenkins ~]$ sudo yum info tomcat Loaded plugins: fastestmirror, langpacks Loading mirror speeds from cached hostfile ...
2019-04-09

ps -ef grep -v multi

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Google'ed by:  ps -ef grep -v multi Reference URL:  https://stackoverflow.com/a/13330924/676104 Use a separated list of of pr...
2019-04-03

Access Fail2ban Database, /var/lib/fail2ban/fail2ban.sqlite3

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vim ~/.sqliterc .mode column .headers on .nullvalue NULL attach "/var/lib/fail2ban/fail2ban.sqlite3" as fail2ban; ...
2019-04-01

Most common init systems for CentOS/others.

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Reference URL:  https://www.digitalocean.com/community/tutorials/how-to-configure-a-linux-service-to-start-automatically-after-a-crash-or-r...
2019-03-26

batch script to kill skype WIndows 10

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Google'ed by:  batch script to kill skype Reference URL:  https://superuser.com/questions/346591/is-there-a-one-click-way-to-quit-sk...

Windows Command line get disk space in GB, export to a file.

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Reference URL:  https://superuser.com/a/924992 Debug mode to understand this script. del diskspace.log & for /f "tokens=1-...
2019-03-21

javax.mail.MessagingException: Could not convert socket to TLS;

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https://stackoverflow.com/questions/16115453/javamail-could-not-convert-socket-to-tls-gmail javax.mail.MessagingException: Could not conv...

openjdk.java.net vs jdk.java.net

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edited 6 months ago from 2019-Mar-21_pm034301 Note that while both  openjdk.java.net  (the OpenJDK project) and  jdk.java.net  (Open...

OpenJDK vs AdoptOpenJDK

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Updates@2019-Apr-01_pm040305: I'm using OpenJDK8U-jdk_x64_linux_hotspot_8u202b08 https://github.com/AdoptOpenJDK/openjdk8-binaries/r...
2019-03-19

WinSCP configure hostkey in winscp script

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What's WinSCP hostkey Before OpenSSH 6.8  ssh-keygen -lf <(ssh-keyscan localhost 2>/dev/null) Since OpenSSH 6.8, you hav...
2019-03-18

tar gzip with or without GZIP=-9

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target folder name: 2019_02 target folder size: 1.3G tar -cvzf 2019_02.default.tgz 2019_02 Compressed: 318M 2019_02.default.tgz ...

linux find files older than 365 days exclude multiple paths

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Navigate to target folder, search sub folders and sort files details older than 365 days with folder exclusion config below: find . -typ...
2019-03-15

OpenJDK variants vs each other and vs Oracle JDK

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Reference URL:  https://medium.com/@javachampions/java-is-still-free-c02aef8c9e04 OpenJDK variants vs each other and vs Oracle JDK ...

linux sort data size

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Google'ed by:  linux sort data size https://serverfault.com/questions/62411/how-can-i-sort-du-h-output-by-size Reference scrip...