Christopher Juckins

SysAdmin Tips, Tricks and other Software Tools

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start [2019/03/19 20:59] – juckinsstart [2025/10/20 21:19] (current) – juckins
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 \\ \\
 [[Allowing passive FTP connections]]\\ [[Allowing passive FTP connections]]\\
 +[[htaccess_files_allowing_from_ip_address|Apache .htaccess but allow from IP address]]\\
 [[awk examples]]\\ [[awk examples]]\\
-[[Bash configs: .bashrc vs .bash_profile]]\\ +[[Bash Tips]]\\
-[[Bash History settings]]\\ +
-[[Bash Login Profile]]\\ +
-[[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]]\\ 
-[[CentOS PHP7.2 upgrade]]\\ 
 [[Checking network speed]]\\ [[Checking network speed]]\\
 [[Combine / Merge PDF files]]\\ [[Combine / Merge PDF files]]\\
-[[Create DVD .iso from .iso on multiple CDs]]\\ 
-[[Create .iso image from a CD]]\\ 
 [[Cron Tips]]\\ [[Cron Tips]]\\
 [[C-Shell and other Linux custom prompts]]\\ [[C-Shell and other Linux custom prompts]]\\
-[[Disable Screen Blanking]]\\+[[Exporting/Importing Database Tips|Database Import-Export Tips]]\\ 
 +[[Disable Screen Blanking|Disable Screen Blanking in Linux]]\\
 [[Disable Terminal Bells]]\\ [[Disable Terminal Bells]]\\
 [[Distorted IE Images / Dell Laptop 1920x1200]]\\ [[Distorted IE Images / Dell Laptop 1920x1200]]\\
-[[Dokuwiki Links|Dokuwiki Reference Links]] \\+[[dokuwiki_reference_links|Dokuwiki Reference Links]] \\ 
 +[[Dynamic DNS and LetsEncrypt]]\\
 [[Enigmail Setup and GnuPG keys]]\\ [[Enigmail Setup and GnuPG keys]]\\
-[[/etc/passwd and /etc/shadow Error Messages]]\\ +[[/etc/passwd and /etc/shadow Error Messages|Error messages with /etc/passwd and /etc/shadow]]\\
-[[Exporting/Importing Database Tips]]\\+
 [[Find Duplicate Files in Linux]]\\ [[Find Duplicate Files in Linux]]\\
 [[Find Files]]\\ [[Find Files]]\\
 [[Finding open files or files being accessed]]\\ [[Finding open files or files being accessed]]\\
-[[Find out what RPM package provides a library]] \\ +[[Force HTTPS/SSL on a website]]\\
-[[Fixing Java in Firefox 3.6.x on Linux x64]]\\ +
-[[Force HTTPS/SSL by directory with .htaccess]]\\ +
-[[Force HTTPS/SSL by directory with httpd.conf]]\\+
 [[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 DevTools Tips]]\\
-[[Google Chrome - Installing as non-root user]]\\ +[[Google Chrome GPG Keys Troubleshooting]]\\
-[[Google Chrome - Installing for CentOS 6 and having it auto update]]\\+
 [[gvfsd-metadata running for a long time]]\\ [[gvfsd-metadata running for a long time]]\\
 [[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|HTTPD server process fails to start]]\\
-[[HTTP server fails to start]]\\+
 [[HTTPS Server Configuration]]\\ [[HTTPS Server Configuration]]\\
-[[Installing RPMs]] \\ +[[ISO Image Tips]]\\ 
-[[KDE preferences in RHEL5 for better performance]]\\+[[KDE preferences in RHEL5 for better performance|KDE Preferences for Better Performance]]\\
 [[Linux password managers]]\\ [[Linux password managers]]\\
 [[Linux System Rescue CD]]\\ [[Linux System Rescue CD]]\\
 [[Man Pages and Funny Characters]]\\ [[Man Pages and Funny Characters]]\\
 [[Memory testing]]\\ [[Memory testing]]\\
 +[[Memory usage|Monitoring Memory Usage]]\\
 +[[Monitoring Network Performance]]\\
 [[Mount a USB flash drive]]\\ [[Mount a USB flash drive]]\\
 [[Mount CDROM]]\\ [[Mount CDROM]]\\
 [[Multihome network connection]]\\ [[Multihome network connection]]\\
-[[MySQL setup options for a new install/config on RHEL5]]\\ +[[Mutt tips]]\\
-[[Network Tips and Settings]]\\+
 [[Nice Windows fonts on Linux]]\\ [[Nice Windows fonts on Linux]]\\
 [[NSS Tips]]\\ [[NSS Tips]]\\
 [[NTP Tips]]\\ [[NTP Tips]]\\
-[[NVIDIA Settings]]\\+[[NVIDIA Settings|NVIDIA Drivers and Settings]]\\
 [[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 9]]\\
 +[[PHP8.3 on Rocky Linux 9|PHP 8.3 upgrade - Rocky Linux 9]]\\
 +[[PHP8.4 on Rocky Linux 9|PHP 8.4 upgrade - Rocky Linux 9]]\\
 +[[find_your_public_ip|Public IP]]\\
 [[Querying X Windows Screen Resolution Settings]]\\ [[Querying X Windows Screen Resolution Settings]]\\
 [[Recommended network card for linux]]\\ [[Recommended network card for linux]]\\
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 [[Restricted shell access for users]]\\ [[Restricted shell access for users]]\\
 [[RHEL6 Login Screen Configuration]]\\ [[RHEL6 Login Screen Configuration]]\\
-[[RPM -e Error Specifies Multiple Packages]] \\ 
 [[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/private keys]]\\ [[SSH without a password using public/private keys]]\\
 [[SSH without checking known_hosts]]\\ [[SSH without checking known_hosts]]\\
 [[SSI Includes with PHP and vice-versa]]\\ [[SSI Includes with PHP and vice-versa]]\\
 +[[Thunderbird - Gmail Deletion Procedure]]\\
 [[Thunderbird - Slow performance]]\\ [[Thunderbird - Slow performance]]\\
 [[Thunderbird - Sort folders with "_" first]]\\ [[Thunderbird - Sort folders with "_" first]]\\
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 [[Using a scanner in linux with XSANE|Using a scanner in linux with XSane]]\\ [[Using a scanner in linux with XSANE|Using a scanner in linux with XSane]]\\
 [[vim Tips]]\\ [[vim Tips]]\\
-[[vmware firefall settings]]\\ +[[VMware Notes]]\\
-[[VMWare Screen Resolution Settings]]\\ +
-[[VPN Client]]\\+
 [[VPN Notes]]\\ [[VPN Notes]]\\
 +[[Working with RPMs]]\\
 +[[Xfce Notes]]\\
 [[Yum won't update (unsubscriptable object)]]\\ [[Yum won't update (unsubscriptable object)]]\\
 \\ \\
 **Perl Tips**\\ **Perl Tips**\\
 \\ \\
-[[Best Practices]]\\ +[[perl_best_practices|Best Practices]]\\ 
-[[Install/Configure CPAN|CPAN (Perl) Repository Tips]]\\+[[perl_install_configure_cpan|Using CPAN]]\\
 [[Local Perl Modules]]\\ [[Local Perl Modules]]\\
-[[Manipulating Date Strings]]\\ +[[perl_manipulating_date_strings|Manipulating Date Strings]]\\ 
-[[Print Immediately by Flushing Buffer]]\\ +[[perl_print_immediately_by_flushing_buffer|Print Immediately to Screen by Flushing Buffer]]\\ 
-[[Reading entire file into a string]]\\ +[[perl_reading_entire_file_into_a_string|Read Entire File into a String]]\\ 
-[[Remove newlines]]\\ +[[perl_remove_newlines|Remove Newlines]]\\ 
-[[Replace String Inline]]\\+[[perl_replace_string_inline|Replace String Inline]]\\ 
 +[[perl_sending_email|Send email]]\\
 \\ \\
 **Linux Opensource and other Software Tools**\\ **Linux Opensource and other Software Tools**\\
 \\ \\
 +[[10 Linux Apps You Should Have]]\\
 [[Adding a second hard drive]]\\ [[Adding a second hard drive]]\\
-[[CentOS 6 Migration Notes]]\\ +[[Better (Legacy) Linux Commands]]\\ 
-[[CentOS 7 Migration Notes]]\\+[[Bootable USB drive from .iso file in Linux]]\\
 [[ClamAV Antivirus]]\\ [[ClamAV Antivirus]]\\
 +[[Dell BIOS updates when running Linux]]\\
 [[DjVu files]]\\ [[DjVu files]]\\
 [[DNS Performance Check]]\\ [[DNS Performance Check]]\\
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 [[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 (non 2-factor auth)]]\\ 
-[[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]]\\
 +[[CentOS 6 Migration Notes|Migration Notes - CentOS 6]]\\
 +[[CentOS 7 Migration Notes|Migration Notes - CentOS 7]]\\
 +[[CentOS 8 Migration Notes|Migration Notes - CentOS 8]]\\
 +[[Rocky Linux 8 Migration Notes|Migration Notes - Rocky Linux 8]]\\
 +[[Rocky Linux 9 Migration Notes|Migration Notes - Rocky Linux 9]]\\
 +[[Rocky Linux 10 Migration Notes|Migration Notes - Rocky Linux 10]]\\
 +[[Fedora 40 Migration Notes|Migration Notes - Fedora 40]]\\
 +[[Fedora 41 Migration Notes|Migration Notes - Fedora 41]]\\
 +[[Fedora 42 Migration Notes|Migration Notes - Fedora 42]]\\
 +[[Rocky Linux 9 Migration Checklist|Migration Checklist - Rocky Linux 9]]\\
 [[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/Date Tips|MySQL Tips]]\\
 [[NoMachine (NX) Remote Access for Unix/Linux|NoMachine (NX) Remote Access for Unix/Linux v3]]\\ [[NoMachine (NX) Remote Access for Unix/Linux|NoMachine (NX) Remote Access for Unix/Linux v3]]\\
 [[NoMachine (NX) Remote Access for Unix/Linux v4]]\\ [[NoMachine (NX) Remote Access for Unix/Linux v4]]\\
-[[Percona Toolkist]]\\+[[percona_toolkit|Percona Toolkit]]\\
 [[phpMyAdmin - Importing a .csv into a table]]\\ [[phpMyAdmin - Importing a .csv into a table]]\\
 [[Installing phpMyAdmin Tips|phpMyAdmin Installation Tips]]\\ [[Installing phpMyAdmin Tips|phpMyAdmin Installation Tips]]\\
 [[postfix tips]]\\ [[postfix tips]]\\
 [[PostgreSQL tips]]\\ [[PostgreSQL tips]]\\
-[[Python notes]]\\+[[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]]\\ +[[redhat_for_developers_notes|RedHat Enterprise Linux for Developers]]\\ 
-[[Red Hat 7 Notes]]\\ +[[Remote Desktop Access for Linux Using xrdp]]\\ 
-[[Remote Desktop tricks]]\\+[[Remote Desktop tricks|Remote Desktop Clients for Linux]]\\ 
 +[[Repair XFS Filesystem]]\\
 [[Restore Data and Files from Corrupted Disks]]\\ [[Restore Data and Files from Corrupted Disks]]\\
 [[Samba File Sharing]]\\ [[Samba File Sharing]]\\
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 [[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 "Tidy" and Perl|Tidy to clean up HTML Markup]] \\ [[Clean up HTML Markup with "Tidy" and Perl|Tidy to clean up HTML Markup]] \\
-[[install_unifi_on_ubuntu|Ubiquiti UniFi controller on Ubuntu]]\\ +[[Ubiquiti UniFi Access Point Notes]]\\ 
-[[install_unifi_on_centos|Ubiquiti UniFi controller on CentOS]]\\ +[[install_unifi_on_ubuntu|Ubiquiti UniFi controller - running on Ubuntu]]\\ 
-[[Ubuntu Notes]]\\+[[install_unifi_on_centos|Ubiquiti UniFi controller - running on CentOS]]\\ 
 +[[Ubiquiti UniFi controller - Easy Installation]]\\ 
 +[[Ubiquiti UniFi controller - Migrating to new server]]\\ 
 +[[Ubiquiti EdgeRouter 6P Notes]]\\
 [[VirtualBox General Notes]]\\ [[VirtualBox General Notes]]\\
-[[Android on VirtualBox|VirtualBox running Android Notes]]\\ +[[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 CentOS 8 Notes|VirtualBox running CentOS 8]]\\ 
 +[[VirtualBox for CentOS Stream Notes|VirtualBox running CentOS 8 Stream]]\\ 
 +[[VirtualBox Notes for Fedora 17|VirtualBox running Fedora]]\\
 [[VirtualBox Notes for RHEL8|VirtualBox running RHEL8]]\\ [[VirtualBox Notes for RHEL8|VirtualBox running RHEL8]]\\
-[[VirtualBox for Windows 10 Notes|VirtualBox running Windows 10 RC Notes]]\\+[[VirtualBox running Rocky Linux 8]]\\ 
 +[[VirtualBox running Rocky Linux 9]]\\ 
 +[[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]]\\
-\\ 
-**Android Info**\\ 
-[[Samsung Galaxy S3 - Factory Reset]]\\ 
 \\ \\
 **Windows and other Microsoft Tips**\\ **Windows and other Microsoft Tips**\\
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 [[MagicISO]]\\ [[MagicISO]]\\
 [[Make a free Public WiFi Hotspot]]\\ [[Make a free Public WiFi Hotspot]]\\
-[[MS Word 2007 default spacing]]\\ +[[Microsoft Excel Tips]]\\ 
-[[NT Backup]]\\+[[MS Word 2007 default spacing|Microsoft Word 2007 default spacing]]\\ 
 +[[Share USB Drive on home network]]\\
 [[Start a program at boot]]\\ [[Start a program at boot]]\\
 [[Thumbs.db - Disabling]]\\ [[Thumbs.db - Disabling]]\\
-[[Virtual Clone Drive - Mount .iso to virtual CDROM drive]]\\ 
 [[Windows 7 Line Spacing & Icon Height]]\\ [[Windows 7 Line Spacing & Icon Height]]\\
 [[Windows 10 Notes]]\\ [[Windows 10 Notes]]\\
 [[Windows Folders & Quicklaunch Menu]]\\ [[Windows Folders & Quicklaunch Menu]]\\
-[[Windows Update Very Slow]]\\+[[Windows ISO]]\\
 [[WinSCP - Passwordless Login]]\\ [[WinSCP - Passwordless Login]]\\
 \\ \\
 **Security Tools**\\ **Security Tools**\\
 \\ \\
 +[[https://www.akamai.com/us/en/clientrep-lookup/|Akamai IP Reputation Score]]\\
 Windows - Kaspersky Online Scan\\ Windows - Kaspersky Online Scan\\
 Windows - Panda Anti Root Kit\\ Windows - Panda Anti Root Kit\\
 Websites - VEGA [[https://subgraph.com/vega/index.en.html]]\\ Websites - VEGA [[https://subgraph.com/vega/index.en.html]]\\
 Websites - ZAP [[https://www.owasp.org/index.php/ZAP]]\\ Websites - ZAP [[https://www.owasp.org/index.php/ZAP]]\\
 +Websites - Pentest Tools [[https://pentest-tools.com/website-vulnerability-scanning/xss-scanner-online]]\\
 \\ \\
 **IT Shopping Links**\\ **IT Shopping Links**\\
 \\ \\
 [[http://www.monoprice.com]] \\ [[http://www.monoprice.com]] \\
-[[http://www.pricewatch.com]] \\+[[https://pcpartpicker.com/]] \\
 \\ \\
 **Other Topics** **Other Topics**
 \\ \\
-[[http://juckins.net/asmad|ASMAD (Amtrak Status History)]]\\+[[http://juckins.net/asmad/index.php|ASMAD (Amtrak Status Maps Archive Database)]]\\
 /* [[Car Pool Page]]\\ */ /* [[Car Pool Page]]\\ */
-[[My IT To-Do List]]\\ 
 [[Teleworking Tips]]\\ [[Teleworking Tips]]\\
 +\\
 +**Dokuwiki Help and Tips**\\
 +[[wiki:welcome|Welcome to DokuWiki]]\\
 +[[wiki:dokuwiki|About DokuWiki]]\\
 +[[wiki:syntax|Formatting Syntax in Dokuwiki]]
start.1553043599.txt.gz · Last modified: by juckins