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Home
About Me
Résumé
Portfolio
DevOps
C/C++
Drupal
Java
PHP
Ruby
Symfony
WordPress
Blog
Astronomy
Fitness
Photography
RDBMS
Technology
WWF
Pictures
Instagram
Galleries
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
Contact
Search for:
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DevOps
Systems Administration
MacOS
August 21, 2022
Table of Contents
AirportTime Capsule
Apache Solr
Apache: Refused to display ‘URL’ in a frame because it set ‘X-Frame-Options’ to ‘sameorigin’
API Clients
Appending text to n line to multiple files
Array count on files always returns 1
AWS SES SMTP Account Re-activation
Background Jobs
Bash script in verbose mode
Bash vs Zsh
bash: $’\r’: command not found
bash: syntax error near unexpected token `do’
Calendar
CDocumentor
Changing shells
Closing ports
Comments are only supported for RSA1 or keys stored in the new format (-o)
Conditional Expressions
Configuring Solr 7 with Drupal 7
Crawling websites
Creating shortcuts
curl sftp is not supported
Date command with –date (-d) option
diff –exclude does not work with multiple directories
Diskutil
Do not ask for password when screen goes to sleep
Downloading a website with resources
dyld: Library not loaded
Environment Variables
File Descriptor 1725 exceededFD_SETSIZE=1024
find mtime not working as expected
GDB crashes NetBeans when expanding data structures
GDB Image not found
GDB requires a self-singed SSL certificate
Generating random (dummy) data
Generating SSH keys
Git pull – Issues with Nano
GPG
Grep –color unexpected behaviour
homebrew-core is a shallow clone
Host key verification failed
How to identify malware in image files
ImageMagick
Installing Arch Linux on VirtualBox
Installing Debian Linux on VirtualBox
iTerm2 Customizations
kex_exchange_identification: read: Connection reset by peer
Libecomlodr.dylib will damage your computer
Listing directories non-recursively
Localhost webserver publicly accessible to everyone in the organization
Metasploit: msfconsole: Error while running command db_connect
Metasploit: wmap_sites -a URL does not work
MySQL: ERROR 1840 (HY000) at line 24: @@GLOBAL.GTID_PURGED can only be set when @@GLOBAL.GTID_EXECUTED is empty.
Nano, deleting multiple lines
Nano, go to line
Network configuration
Network Drives – Connecting a Mac
Network Printer keeps on disconnecting
Operation timed out
Perl: Can’t locate DBD/mysql.pm in @INC
Perl: End of script output before headers
Perl: failed: Can’t load mysql.bundle for module DBD::mysql
Perl: Forbidden: You don’t have permissions to access {{ script }} on this server
Perl: Internal Server Error
Permissions 0644 for id_rsa.pub are too open
PHP: phpmailerException: SMTP Error: Could not connect to SMTP host. in PHPMailer->SmtpConnect()
PHP: Symbol not found: _compiler_globals or _basic_globals
PHP: Warning: simplexml_load_file(): failed to open stream: operation failed in {{ SCRIPT_NAME }}
PHP: Warning: simplexml_load_file(): SSL operation failed with code 1. OpenSSL Error messages: error:14090086:SSL routines:ssl3_get_server_certificate:certificate verify failed in {{ SCRIPT_NAME }}
PHP: Warning: Module ‘modulename’ already loaded in Unknown on line 0
PHPDocumentor
Port 8983 is already being used by another process
postfix unable to deliver emails
Private servers
Python PIP Issue
Rails WebSockets “Request origin not allowed”
RE error: invalid repetition count(s)
Rebuilding Drupal Solr Search Index
Regular expressions to convert UPPER to lower characters and viceversa
Regular expressions to convert UPPER to lower characters
removing white spaces
Route Tables
rsync –exclude option unintended side effects if used inappropriately
Rsync is not checksuming
rsync
Ruby: Conflicting Environment Managers
Running command as another user
Secure & Encrypted File Storage
sed: Unable to insert line break
Setting up an SMTP server
Showing hidden files
SMTP unable to send emails from AWS private subnets
Solr search results shows no images
SSH into EC2 in Private Subnet
SSH key authentication
ssh-copy-id – Permission denied (publickey,gssapi-keyex,gssapi-with-mic)
String manipulation
Suppressing errors
svn: [authn_core:error] AuthType Digest configured without corresponding module
svn: Checksum mismatch for ‘.svn/text-base/blah.ext’;
svn: Cron job to auto-update SVN client copy does NOT work.
svn: E000002: Can’t create temporary file from template ‘/usr/local/etc/.svn/tmp/svn-XXXXXX’: No such file or directory
svn: E000022: Error converting entry in directory ‘{{ DIRECTORY_NAME }}’ to UTF-8
svn: E120190: Error running context: An error occurred during authentication
svn: E145001: Entry ‘file_name’ has unexpectedly changed special status
svn: E175002: Unexpected HTTP status 413 ‘Request Entity Too Large’ on ‘/svn/{{ HOST }}/!svn/me’
svn: how to check svn diff between current and old revision
svn: How to manage tree conflicts after a merged (from T1)
svn: How to move dir contents one level up
svn: Ignoring .git directories
svn: Ignoring files
svn: Images are not versioned?
svn: Keychain – svn wants to use your confidential information stored in “https://{{ HOST }}:80 Welcome to {{ COMPANY_NAME }} Version Control System” in your keychain
svn: pkg upgrade breaks down subversion
svn: Removing a file/directory from version control without deleting it.
svn: Reverting back files or directories to a previous version
svn: Subversion migration to GIT
svn: Team members are not able to perform SVN commands on data directory
svn: warning: W000013: Can’t open file ‘/usr/local/etc/subversion/servers’: Permission denied
Switch to Z Shell from Bash
Symantec Constant Vulnerability blocked ARP Cache Poison
Symbolic Links do not work
Terminal colors – grep
Terminal colors – nano
top: fseventsd
top: photoanalysisd
TPUT causes formatting issues
Treating each row in a file as a record
umask
Unable to connect to https://{{ HOST }}:8983/solr
Unable to grep
Unable to properly awk
Unable to run XCode
Updating comments on SSH keys
Variable substitution
WARNING:REMOTE HOST IDENTIFICATION HAS CHANGED
Website Checker
Websites returncode 404
What causes OS X to mark a folder as Quarantined?
what does the @ mean in file list?
zcat
ZSH custom theme not found
devops
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Linux
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macos
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Written By victord On August 21, 2022