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Differences
This shows you the differences between two versions of the page.
| Both sides previous revisionPrevious revisionNext revision | Previous revisionNext revisionBoth sides next revision | ||
| start [2016/11/01 20:54] – juckins | start [2022/12/21 20:19] – juckins | ||
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| Line 1: | Line 1: | ||
| - | **Linux System Administration Tips and Tricks** | + | **Linux System Administration Tips and Tricks**\\ |
| \\ | \\ | ||
| [[Allowing passive FTP connections]]\\ | [[Allowing passive FTP connections]]\\ | ||
| + | [[.htaccess files|Apache .htaccess but allow from IP address]]\\ | ||
| + | [[awk examples]]\\ | ||
| [[Bash configs: .bashrc vs .bash_profile]]\\ | [[Bash configs: .bashrc vs .bash_profile]]\\ | ||
| [[Bash History settings]]\\ | [[Bash History settings]]\\ | ||
| [[Bash Login Profile]]\\ | [[Bash Login Profile]]\\ | ||
| [[Burn CD from .iso image]]\\ | [[Burn CD from .iso image]]\\ | ||
| - | [[Canon LiDE 70 scanner in Linux]] | + | [[Canon LiDE 70 scanner in Linux]]\\ |
| - | [[CentOS PHP5.2 upgrade]]\\ | + | |
| - | [[CentOS PHP5.5 upgrade]]\\ | + | |
| - | [[CentOS PHP5.6 upgrade]]\\ | + | |
| [[Checking network speed]]\\ | [[Checking network speed]]\\ | ||
| [[Combine / Merge PDF files]]\\ | [[Combine / Merge PDF files]]\\ | ||
| Line 20: | Line 19: | ||
| [[Distorted IE Images / Dell Laptop 1920x1200]]\\ | [[Distorted IE Images / Dell Laptop 1920x1200]]\\ | ||
| [[Dokuwiki Links|Dokuwiki Reference Links]] \\ | [[Dokuwiki Links|Dokuwiki Reference Links]] \\ | ||
| + | [[Dynamic DNS and LetsEncrypt]]\\ | ||
| [[Enigmail Setup and GnuPG keys]]\\ | [[Enigmail Setup and GnuPG keys]]\\ | ||
| [[/ | [[/ | ||
| Line 25: | Line 25: | ||
| [[Find Duplicate Files in Linux]]\\ | [[Find Duplicate Files in Linux]]\\ | ||
| [[Find Files]]\\ | [[Find Files]]\\ | ||
| + | [[Finding open files or files being accessed]]\\ | ||
| [[Find out what RPM package provides a library]] \\ | [[Find out what RPM package provides a library]] \\ | ||
| [[Fixing Java in Firefox 3.6.x on Linux x64]]\\ | [[Fixing Java in Firefox 3.6.x on Linux x64]]\\ | ||
| Line 31: | Line 32: | ||
| [[Gmail encryption|Gmail encryption and other tips]]\\ | [[Gmail encryption|Gmail encryption and other tips]]\\ | ||
| [[Google Analytics Tips]]\\ | [[Google Analytics Tips]]\\ | ||
| + | [[Google Chrome DevTools Tips]]\\ | ||
| [[Google Chrome - Installing as non-root user]]\\ | [[Google Chrome - Installing as non-root user]]\\ | ||
| [[Google Chrome - Installing for CentOS 6 and having it auto update]]\\ | [[Google Chrome - Installing for CentOS 6 and having it auto update]]\\ | ||
| Line 36: | Line 38: | ||
| [[High CPU Usage]]\\ | [[High CPU Usage]]\\ | ||
| [[How to restart a print queue]]\\ | [[How to restart a print queue]]\\ | ||
| - | [[.htaccess files]]\\ | ||
| [[HTTP server fails to start]]\\ | [[HTTP server fails to start]]\\ | ||
| [[HTTPS Server Configuration]]\\ | [[HTTPS Server Configuration]]\\ | ||
| Line 45: | Line 46: | ||
| [[Man Pages and Funny Characters]]\\ | [[Man Pages and Funny Characters]]\\ | ||
| [[Memory testing]]\\ | [[Memory testing]]\\ | ||
| + | [[Memory usage|Monitoring Memory Usage]]\\ | ||
| [[Mount a USB flash drive]]\\ | [[Mount a USB flash drive]]\\ | ||
| [[Mount CDROM]]\\ | [[Mount CDROM]]\\ | ||
| [[Multihome network connection]]\\ | [[Multihome network connection]]\\ | ||
| + | [[Mutt tips]]\\ | ||
| [[MySQL setup options for a new install/ | [[MySQL setup options for a new install/ | ||
| [[Network Tips and Settings]]\\ | [[Network Tips and Settings]]\\ | ||
| [[Nice Windows fonts on Linux]]\\ | [[Nice Windows fonts on Linux]]\\ | ||
| + | [[NSS Tips]]\\ | ||
| [[NTP Tips]]\\ | [[NTP Tips]]\\ | ||
| - | [[NVIDIA Settings]]\\ | + | [[NVIDIA |
| [[PHP Tricks]]\\ | [[PHP Tricks]]\\ | ||
| + | [[CentOS PHP5.6 upgrade|PHP 5.6 upgrade - CentOS]]\\ | ||
| + | [[CentOS PHP7.2 upgrade|PHP 7.2 upgrade - CentOS]]\\ | ||
| + | [[CentOS PHP7.4 upgrade|PHP 7.4 upgrade - CentOS]]\\ | ||
| + | [[CentOS PHP8.1 upgrade|PHP 8.1 upgrade - Rocky Linux 8]]\\ | ||
| + | [[PHP8.1 upgrade|PHP 8.1 upgrade - Rocky Linux 9]]\\ | ||
| + | [[PHP8.2 on CentOS 7|PHP 8.2 upgrade - CentOS 7]]\\ | ||
| + | [[PHP8.2 on Rocky Linux 8|PHP 8.2 upgrade - Rocky Linux 8]]\\ | ||
| + | [[Public IP]]\\ | ||
| [[Querying X Windows Screen Resolution Settings]]\\ | [[Querying X Windows Screen Resolution Settings]]\\ | ||
| [[Recommended network card for linux]]\\ | [[Recommended network card for linux]]\\ | ||
| + | [[Recover Data from failed Netgear STORA MS2110 NAS]]\\ | ||
| [[Resetting Root Password in GRUB]]\\ | [[Resetting Root Password in GRUB]]\\ | ||
| [[Restricted shell access for users]]\\ | [[Restricted shell access for users]]\\ | ||
| Line 62: | Line 75: | ||
| [[rsync ignore hidden files]]\\ | [[rsync ignore hidden files]]\\ | ||
| [[Sanitizing PHP for malicious user input]]\\ | [[Sanitizing PHP for malicious user input]]\\ | ||
| + | [[Self-signed SSL certificates]]\\ | ||
| [[SELinux Configuration]]\\ | [[SELinux Configuration]]\\ | ||
| + | [[Sequence of Numbers|seq to print a sequence of numbers]]\\ | ||
| [[Setting System Clock to UTC/GMT Timezone]]\\ | [[Setting System Clock to UTC/GMT Timezone]]\\ | ||
| [[Soft Link Trick]]\\ | [[Soft Link Trick]]\\ | ||
| + | [[sort command tricks]]\\ | ||
| [[SSH disable reverse DNS]]\\ | [[SSH disable reverse DNS]]\\ | ||
| [[ssh_exchange_identification error]]\\ | [[ssh_exchange_identification error]]\\ | ||
| + | [[SSH authentication using only password, ignoring keys]]\\ | ||
| [[SSH Login Banners]]\\ | [[SSH Login Banners]]\\ | ||
| [[SSH without a password using public/ | [[SSH without a password using public/ | ||
| Line 80: | Line 97: | ||
| [[VPN Client]]\\ | [[VPN Client]]\\ | ||
| [[VPN Notes]]\\ | [[VPN Notes]]\\ | ||
| + | [[Xfce Notes]]\\ | ||
| [[Yum won't update (unsubscriptable object)]]\\ | [[Yum won't update (unsubscriptable object)]]\\ | ||
| - | |||
| - | |||
| - | |||
| - | |||
| - | [[Dokuwiki Links|Dokuwiki Reference Links]] \\ | ||
| - | [[Installing RPMs]] \\ | ||
| - | [[RPM -e Error Specifies Multiple Packages]] \\ | ||
| - | [[Find out what RPM package provides a library]] \\ | ||
| - | [[Resetting Root Password in GRUB]]\\ | ||
| - | [[Unzip/ | ||
| - | [[How to restart a print queue]]\\ | ||
| - | [[Disable Screen Blanking]]\\ | ||
| - | [[Setting System Clock to UTC/GMT Timezone]]\\ | ||
| - | [[NTP Tips]]\\ | ||
| - | [[Bash Login Profile]]\\ | ||
| - | [[Bash configs: .bashrc vs .bash_profile]]\\ | ||
| - | [[Bash History settings]]\\ | ||
| - | [[Cron Tips]]\\ | ||
| - | [[SSH without a password using public/ | ||
| - | [[SSH without checking known_hosts]]\\ | ||
| - | [[SSH Login Banners]]\\ | ||
| - | [[SSH disable reverse DNS]]\\ | ||
| - | [[ssh_exchange_identification error]]\\ | ||
| - | [[rsync ignore hidden files]]\\ | ||
| - | [[Soft Link Trick]]\\ | ||
| - | [[Man Pages and Funny Characters]]\\ | ||
| - | [[Disable Terminal Bells]]\\ | ||
| - | [[Mount CDROM]]\\ | ||
| - | [[Burn CD from .iso image]]\\ | ||
| - | [[Create .iso image from a CD]]\\ | ||
| - | [[Create DVD .iso from .iso on multiple CDs]]\\ | ||
| - | [[Nice Windows fonts on Linux]]\\ | ||
| - | [[Allowing passive FTP connections]]\\ | ||
| - | [[Distorted IE Images / Dell Laptop 1920x1200]]\\ | ||
| - | [[HTTPS Server Configuration]]\\ | ||
| - | [[HTTP server fails to start]]\\ | ||
| - | [[SELinux Configuration]]\\ | ||
| - | [[.htaccess files]]\\ | ||
| - | [[Force HTTPS/SSL by directory with httpd.conf]]\\ | ||
| - | [[Force HTTPS/SSL by directory with .htaccess]]\\ | ||
| - | [[SSI Includes with PHP and vice-versa]]\\ | ||
| - | [[Sanitizing PHP for malicious user input]]\\ | ||
| - | [[PHP Tricks]]\\ | ||
| - | [[Exporting/ | ||
| - | [[VPN Client]]\\ | ||
| - | [[VPN Notes]]\\ | ||
| - | [[Find Files]]\\ | ||
| - | [[Find Duplicate Files in Linux]]\\ | ||
| - | [[Yum won't update (unsubscriptable object)]]\\ | ||
| - | [[VMWare Screen Resolution Settings]]\\ | ||
| - | [[/ | ||
| - | [[vmware firefall settings]]\\ | ||
| - | [[CentOS PHP5.2 upgrade]]\\ | ||
| - | [[CentOS PHP5.5 upgrade]]\\ | ||
| - | [[CentOS PHP5.6 upgrade]]\\ | ||
| - | [[MySQL setup options for a new install/ | ||
| - | [[Linux System Rescue CD]]\\ | ||
| - | [[Checking network speed]]\\ | ||
| - | [[Network Tips and Settings]]\\ | ||
| - | [[Multihome network connection]]\\ | ||
| - | [[Recommended network card for linux]]\\ | ||
| - | [[Fixing Java in Firefox 3.6.x on Linux x64]]\\ | ||
| - | [[C-Shell and other Linux custom prompts]]\\ | ||
| - | [[Enigmail Setup and GnuPG keys]]\\ | ||
| - | [[KDE preferences in RHEL5 for better performance]]\\ | ||
| - | [[RHEL6 Login Screen Configuration]]\\ | ||
| - | [[NVIDIA Settings]]\\ | ||
| - | [[Querying X Windows Screen Resolution Settings]]\\ | ||
| - | [[Using a scanner in linux with XSANE|Using a scanner in linux with XSane]]\\ | ||
| - | [[Mount a USB flash drive]]\\ | ||
| - | [[Restricted shell access for users]]\\ | ||
| - | [[vim Tips]]\\ | ||
| - | [[Linux password managers]]\\ | ||
| - | [[Thunderbird - Sort folders with " | ||
| - | [[Thunderbird - Slow performance]]\\ | ||
| - | [[Google Analytics Tips]]\\ | ||
| - | [[Google Chrome - Installing as non-root user]]\\ | ||
| - | [[Google Chrome - Installing for CentOS 6 and having it auto update]]\\ | ||
| - | [[Combine / Merge PDF files]]\\ | ||
| - | [[Gmail encryption|Gmail encryption and other tips]]\\ | ||
| - | [[gvfsd-metadata running for a long time]]\\ | ||
| - | [[High CPU Usage]]\\ | ||
| - | [[Memory testing]]\\ | ||
| - | [[Canon LiDE 70 scanner in Linux]] | ||
| \\ | \\ | ||
| **Perl Tips**\\ | **Perl Tips**\\ | ||
| \\ | \\ | ||
| [[Best Practices]]\\ | [[Best Practices]]\\ | ||
| - | [[Install/ | + | [[Install/ |
| [[Local Perl Modules]]\\ | [[Local Perl Modules]]\\ | ||
| [[Manipulating Date Strings]]\\ | [[Manipulating Date Strings]]\\ | ||
| [[Print Immediately by Flushing Buffer]]\\ | [[Print Immediately by Flushing Buffer]]\\ | ||
| + | [[Reading entire file into a string]]\\ | ||
| [[Remove newlines]]\\ | [[Remove newlines]]\\ | ||
| [[Replace String Inline]]\\ | [[Replace String Inline]]\\ | ||
| + | [[Sending email]]\\ | ||
| \\ | \\ | ||
| **Linux Opensource and other Software Tools**\\ | **Linux Opensource and other Software Tools**\\ | ||
| \\ | \\ | ||
| [[Adding a second hard drive]]\\ | [[Adding a second hard drive]]\\ | ||
| + | [[Bootable USB drive from .iso file in Linux]]\\ | ||
| [[CentOS 6 Migration Notes]]\\ | [[CentOS 6 Migration Notes]]\\ | ||
| [[CentOS 7 Migration Notes]]\\ | [[CentOS 7 Migration Notes]]\\ | ||
| + | [[CentOS 8 Migration Notes]]\\ | ||
| [[ClamAV Antivirus]]\\ | [[ClamAV Antivirus]]\\ | ||
| + | [[Dell BIOS updates when running Linux]]\\ | ||
| + | [[DjVu files]]\\ | ||
| [[DNS Performance Check]]\\ | [[DNS Performance Check]]\\ | ||
| + | [[Dynamic DNS (DDNS) Notes]]\\ | ||
| [[Public DNS Servers|DNS Servers (Public)]]\\ | [[Public DNS Servers|DNS Servers (Public)]]\\ | ||
| [[Firefox About_Config Tips|Firefox About: | [[Firefox About_Config Tips|Firefox About: | ||
| + | [[Firefox already running error]]\\ | ||
| [[GIMP tricks]]\\ | [[GIMP tricks]]\\ | ||
| [[Git Notes]]\\ | [[Git Notes]]\\ | ||
| - | [[GMail as a Relay on Linux|GMail as a Relay on Linux (best solution)]]\\ | + | [[GMail as a Relay on Linux|GMail as a Relay on Linux with Postfix |
| - | [[GMail on Linux with SSMTP|GMail on Linux with SSMTP (stopped working)]]\\ | + | [[GMail as a Relay on Linux CENTOS7|GMail as a Relay on Linux CENTOS7 (working for 2-factor auth)]]\\ |
| - | [[GMail on Linux with MSMTP]]\\ | + | [[GMail as a Relay on Linux CENTOS8|GMail as a Relay on Linux Ubuntu 20.04 LTS and CENTOS8 (working for 2-factor auth)]]\\ |
| + | [[GMail on Linux with SSMTP|GMail on Linux with SSMTP (needs more testing)]]\\ | ||
| + | [[GMail on Linux with MSMTP|Gmail on Linux with MSMTP (not well tested nor used)]]\\ | ||
| [[GParted - partition editor]]\\ | [[GParted - partition editor]]\\ | ||
| + | [[grep tricks]]\\ | ||
| [[ImageMagick Notes]]\\ | [[ImageMagick Notes]]\\ | ||
| [[LibreOffice Notes]]\\ | [[LibreOffice Notes]]\\ | ||
| [[Linux Backups]]\\ | [[Linux Backups]]\\ | ||
| + | [[MATE Desktop Notes]]\\ | ||
| [[Mirroring with lftp|lftp to mirror websites]]\\ | [[Mirroring with lftp|lftp to mirror websites]]\\ | ||
| [[Mirror websites with wget]]\\ | [[Mirror websites with wget]]\\ | ||
| [[Nagios Config Commands]] \\ | [[Nagios Config Commands]] \\ | ||
| [[Mantis Tips]]\\ | [[Mantis Tips]]\\ | ||
| - | [[MySQL Time/Date Tips]]\\ | + | [[MySQL Time/ |
| [[NoMachine (NX) Remote Access for Unix/ | [[NoMachine (NX) Remote Access for Unix/ | ||
| [[NoMachine (NX) Remote Access for Unix/Linux v4]]\\ | [[NoMachine (NX) Remote Access for Unix/Linux v4]]\\ | ||
| - | [[Installing phpMyAdmin Tips|phpMyAdmin Installation Tips]]\\ | ||
| [[Percona Toolkist]]\\ | [[Percona Toolkist]]\\ | ||
| [[phpMyAdmin - Importing a .csv into a table]]\\ | [[phpMyAdmin - Importing a .csv into a table]]\\ | ||
| + | [[Installing phpMyAdmin Tips|phpMyAdmin Installation Tips]]\\ | ||
| [[postfix tips]]\\ | [[postfix tips]]\\ | ||
| [[PostgreSQL tips]]\\ | [[PostgreSQL tips]]\\ | ||
| + | [[Python code snippets|Python coding notes]]\\ | ||
| + | [[Python virtual environments]]\\ | ||
| + | [[Python notes|Python install notes]]\\ | ||
| + | [[Python notes (work)]]\\ | ||
| + | [[Python alternative upgrade notes]]\\ | ||
| [[QGIS]]\\ | [[QGIS]]\\ | ||
| [[Red Hat 6 Package Manifest]]\\ | [[Red Hat 6 Package Manifest]]\\ | ||
| [[Red Hat 7 Notes]]\\ | [[Red Hat 7 Notes]]\\ | ||
| [[Remote Desktop tricks]]\\ | [[Remote Desktop tricks]]\\ | ||
| + | [[Repair XFS Filesystem]]\\ | ||
| [[Restore Data and Files from Corrupted Disks]]\\ | [[Restore Data and Files from Corrupted Disks]]\\ | ||
| + | [[Rocky Linux 8 Migration Notes]]\\ | ||
| + | [[Rocky Linux 9 Migration Notes]]\\ | ||
| [[Samba File Sharing]]\\ | [[Samba File Sharing]]\\ | ||
| [[Serendipity Tips]]\\ | [[Serendipity Tips]]\\ | ||
| + | [[Skype Call Recorder]]\\ | ||
| [[Skype for Linux]]\\ | [[Skype for Linux]]\\ | ||
| [[Sudo Setup]]\\ | [[Sudo Setup]]\\ | ||
| + | [[Sunwait]]\\ | ||
| [[TightVNC and Configs]]\\ | [[TightVNC and Configs]]\\ | ||
| [[Totem Movie Player]]\\ | [[Totem Movie Player]]\\ | ||
| [[Clean up HTML Markup with " | [[Clean up HTML Markup with " | ||
| - | [[Ubuntu Notes]]\\ | + | [[Ubiquiti UniFi Access Point Notes]]\\ |
| + | [[install_unifi_on_ubuntu|Ubiquiti UniFi controller - running on Ubuntu]]\\ | ||
| + | [[install_unifi_on_centos|Ubiquiti UniFi controller - running on CentOS]]\\ | ||
| + | [[Ubiquiti UniFi controller - Migrating to new server]]\\ | ||
| + | [[Ubiquiti EdgeRouter 6P Notes]]\\ | ||
| [[VirtualBox General Notes]]\\ | [[VirtualBox General Notes]]\\ | ||
| - | [[Android on VirtualBox|VirtualBox running Android | + | [[Android on VirtualBox|VirtualBox running Android]]\\ |
| - | [[VirtualBox Notes|VirtualBox running CentOS 6 Notes]]\\ | + | [[VirtualBox Notes|VirtualBox running CentOS 6]]\\ |
| - | [[VirtualBox for CentOS 7 Notes|VirtualBox running CentOS 7 Notes]]\\ | + | [[VirtualBox for CentOS 7 Notes|VirtualBox running CentOS 7]]\\ |
| - | [[VirtualBox Notes for Fedora 17|VirtualBox running Fedora Notes]]\\ | + | [[VirtualBox for CentOS 7 to CentOS 8 Upgrade in Place]]\\ |
| - | [[VirtualBox for Windows 10 Notes|VirtualBox running Windows 10 RC Notes]]\\ | + | [[VirtualBox for CentOS 8 Notes|VirtualBox running CentOS 8]]\\ |
| + | [[VirtualBox for CentOS Stream Notes|VirtualBox running CentOS 8 Stream]]\\ | ||
| + | [[VirtualBox running Rocky Linux 8]]\\ | ||
| + | [[VirtualBox running Rocky Linux 9]]\\ | ||
| + | [[VirtualBox Notes for Fedora 17|VirtualBox running Fedora]]\\ | ||
| + | [[VirtualBox | ||
| + | [[VirtualBox Notes for RHEL9|VirtualBox running RHEL9]]\\ | ||
| + | [[Ubuntu Notes|VirtualBox running Ubuntu 14]]\\ | ||
| + | [[Ubuntu 16 Notes|VirtualBox running Ubuntu 16]]\\ | ||
| + | [[Ubuntu 18 Notes|VirtualBox running Ubuntu 18]]\\ | ||
| + | [[Ubuntu 20 Notes|VirtualBox running Ubuntu 20]]\\ | ||
| + | [[Ubuntu 22 Notes|VirtualBox running Ubuntu 22]]\\ | ||
| + | [[VirtualBox for Windows 10 Notes|VirtualBox running Windows 10 RC]]\\ | ||
| [[Xming X Server for Windows]]\\ | [[Xming X Server for Windows]]\\ | ||
| \\ | \\ | ||
| Line 244: | Line 216: | ||
| [[MagicISO]]\\ | [[MagicISO]]\\ | ||
| [[Make a free Public WiFi Hotspot]]\\ | [[Make a free Public WiFi Hotspot]]\\ | ||
| - | [[MS Word 2007 default spacing]]\\ | + | [[Microsoft Excel Tips]]\\ |
| + | [[MS Word 2007 default spacing|Microsoft | ||
| [[NT Backup]]\\ | [[NT Backup]]\\ | ||
| + | [[Share USB Drive on home network]]\\ | ||
| [[Start a program at boot]]\\ | [[Start a program at boot]]\\ | ||
| [[Thumbs.db - Disabling]]\\ | [[Thumbs.db - Disabling]]\\ | ||
| Line 257: | Line 231: | ||
| **Security Tools**\\ | **Security Tools**\\ | ||
| \\ | \\ | ||
| + | Windows - Kaspersky Online Scan\\ | ||
| Windows - Panda Anti Root Kit\\ | Windows - Panda Anti Root Kit\\ | ||
| - | Windows | + | Websites |
| Websites - ZAP [[https:// | Websites - ZAP [[https:// | ||
| - | Websites - VEGA [[https:// | ||
| \\ | \\ | ||
| **IT Shopping Links**\\ | **IT Shopping Links**\\ | ||
| Line 269: | Line 243: | ||
| **Other Topics** | **Other Topics** | ||
| \\ | \\ | ||
| - | [[Car Pool Page]]\\ | + | [[http:// |
| + | /* [[Car Pool Page]]\\ */ | ||
| + | [[My IT To-Do List]]\\ | ||
| [[Teleworking Tips]]\\ | [[Teleworking Tips]]\\ | ||
| - | [[http:// | ||
| - | [[My IT To-Do List]] | ||
start.txt · Last modified: 2024/01/17 17:30 by juckins