- Read Fujifilm Recipe From JPEG With exiftool
- Stop macOS Photos mediaanalysisd From Wasting Disk Space
- Set JPEG File Modification Date to Exif Date
- Announcement: Jekyll Theme
- Block Starlink IPs in Nginx
- OneDrive Client for macOS 11.7 Big Sur EOL Workaround
- Run Cronjob manually in Kubernetes
- Python3 HTTP Server
- Kubectl: File Copy Progress
- Fix Failed Background Migrations after Upgrading GitLab to v15.11.x
- Nginx Reverse Proxy for SSH
- Replace Deprecated Apache Kerberos Module with GSSAPI on Debian 11 (Bullseye)
- Fix Confluence 'JDBC exception on Hibernate data access' Error
- Establish a GPRS Connection on a Raspberry Pi with a SimCom SIM900A and a Congstar SIM Card
- Flash SimCom SIM900A Firmware
- Kubernetes: Fix PVC Stuck in 'Terminating' Status
- Kubernetes: Always Pull Images with 'latest' Tag using Helm
- Workaround for Corrupted Files Served by Apache from CIFS Shares
- Cleanup GitLab Docker Registry Images Older than X Days
- Nginx Hardcoded Inline Basic Auth
- Remove Device from Unifi Controller on a Dream Machine Pro When Stuck in a 'Adoption failed'-Loop
- Fix Windows 10 L2TP VPN Connection Error Caused by January '22 Update
- Mullvad WireGuard VPN on EdgeRouter X/Lite Netflix Bypass Workaround
- Mullvad WireGuard VPN on EdgeRouter X/Lite
- Kubernetes Cluster on Hetzner Cloud
- Enable Total Cookie Protection in Mozilla Firefox
- Parallel File Copy (cp)
- Bash: Prevent Break after Apt Command when Pasting List of Commands from Clipboard
- Unlock Sudo with TouchID on macOS
- Password Protect ZIP Files on macOS
- Convert Currencies with the Coinbase Python API
- Replace Hex Characters with sed on macOS
- Confluence CVE-2021-26084 Mitigation Script in an Alpine Linux Docker Container
- Create Windows 10 USB Installer on macOS
- Gitlab Runner on Apple M1 Hardware
- Postfix: Reject Spam Mails from cpx online active AG
- Generate Philips Hue Bridge API Key
- Fix Fastlane Pilot Upload Broken Pipe Error
- Record Screen with Audio on macOS with BlackHole
- MariaDB Master-Master Replication
- Create Timelapse Video from JPEG's with ffmpeg
- Boot Tails from USB Drive in VirtualBox on macOS
- SSO with Nginx and Kerberos on Debian
- Kerberos Authentication on macOS (SSO)
- SSO with Apache and Kerberos on Debian
- Extract Private Key and Public Key from PFX/P12 File with OpenSSL
- Enable Outlook Programmatic Access Permanently
- Typo3 behind SSL Reverse Proxy
- Windows 10 ISO Download Link
- Enable CORS in Flask
- Parallel Rsync
- Proxy Websockets with Nginx
- Disable SSH Host Key Checking
- Secure Mailserver with Postfix, Dovecot & MySQL on Debian Buster
- Mount ZFS Snapshot
- Secure & Anonymous DNS Resolver with DNSCrypt-Proxy over Tor on Kali Linux
- Private Internet Access OpenVPN Kill Switch on Debian Buster
- Private Internet Access OpenVPN on Linux (Debian/Raspbian/Ubuntu)
- Kali Linux: Full Disk Encryption with Plausible Deniability and Detached LUKS Header on Encrypted USB Boot Drive
- Tor Hidden Service with Nginx on Debian
- Install Tor on Debian
- Install Nginx on Debian
- Generate .onion Addresses for Tor Hidden Services
- Raspberry Pi Tor-over-Ethernet Dongle
- Upgrade Debian Stretch to Buster
- Rsync Transfer with Remote Sudo Access
- Install sshpass via Homebrew on macOS
- Emulate Raspbian (Buster) with QEMU on macOS
- Register and Start Tor Service on macOS
- Certbot Renewal Hook for Nginx
- Bypass Cloudflare Protection with Selenium when Scraping Website with Python
- Create MacOS Admin Account without Admin User in Single User Mode
- Allow Sudo User Passwordless Command Execution
- Use Malicious Wordpress Plugin as PHP Reverse Shell with Metasploit
- PHP Reverse Shell with Metasploit
- Scan Network for NFS Shares with Metasploit
- Backup Debian Server to Backblaze B2 with Duplicity and Duply
- Host a Static Jekyll Site on GitHub Pages with Cloudflare HTTPS Support
- Grow COW Ramdisk in Arch Linux ISO Live Environment
- Install Alpine Linux on ZFS with LUKS Full Disk Encryption
- Get Mac Serial Number in Recovery Mode Terminal
- Fix GnuPG >=2.1 'Inappropriate ioctl for device' Error
- Uninstall Java on macOS
- Install Python on Ansible Host Before Running Tasks
- Fix Transfer Rate Drops when Transferring Data from FreeNAS 11.2 to macOS
- CSS: The Reason Why 'position: fixed;' is not Working
- Mount QCOW2 Disk Image on Debian/Ubuntu Linux
- Use Rsync to Faster Delete Folder with Many Files Recursively
- Lint .gitlab-ci.yml before Commiting Changes to Git Repository
- Disable Firewall on VMware ESXi
- Allocate Empty File in Linux and macOS
- StrongSwan IPsec Transport Mode Connection between 2 Ubuntu Servers
- MariaDB Database Replication with Galera Cluster between 2 Ubuntu Servers
- MariaDB Installation on Debian/Ubuntu
- Network File Replication with GlusterFS between 2 Ubuntu Servers
- IPsec Site-to-Site VPN between EdgeRouter X/Lite behind NAT and pfSense
- Add Cronjob on the Command Line (non-interactive)
- Query DNS-over-HTTP-over-Tor with Cloudflare Hidden DNS Resolver
- Basic Systemd Service File
- Active Directory Proxy Cache with OpenLDAP
- Remove Duplicate Lines in Files with AWK
- Insert Line into File only if it doesn't exist yet
- Jira with Active Directory Login
- Enable TLSv1.3 in Nginx on Debian Stretch
- Proxy/FastCGI Microcaching in Nginx
- Reset Failed Login Attempts/Account Logout on VMware ESXi
- Repair Corrupted MySQL/MariaDB InnoDB Database
- Bash Auto-Completion for Docker on macOS
- Monitor S.M.A.R.T. Hard Drive Health Status on VMware ESXi
- Install Realtek RTL-8168 NIC Driver on VMware ESXi
- Show Time to First Byte (TTFB) with cURL
- Docker Installation on Linux (One-Liner)
- Default SSL Site in Nginx
- Let's Encrypt Wildcard Certificates with Certbot and Cloudflare DNS
- Install macOS 10.14 Mojave on a MacBook Pro with OWC Aura SSD
- Docker for Mac Direct Download Link (Without Login)
- Disable Google Auto-Login in Chrome 69+ on macOS
- Download Extensions from Chrome Web Store Manually
- Nginx: Configure Global Logging and Browser Caching Rules for all Sites
- Proxy and Cache Google Fonts with Nginx to Protect Privacy of Users and GDPR Compliance
- Generate Snakeoil SSL Certificate on Debian
- Generate robots.txt On-the-Fly with Nginx
- Install ffmpeg with x265 Support on macOS
- Expose Docker Daemon API via TCP
- Restore TimeMachine Backup of older HFS+ based macOS Disk on High Sierra APFS-converted Disk
- Listen to Spotify in ncmpcpp with Mopidy
- CSS: Reduce Blur on Scaled-Down Images
- Send Mails via SparkPost API with Python
- Remap CapsLock Key on macOS
- Emulate Raspbian (Stretch) with QEMU on macOS
- View HTML Emails in Mutt
- Minimal Mutt IMAP Config
- Fix sSMTP Error 'Cannot open smtp.sparkpostmail.com:587' When Using Sparkpost SMTP
- Use Raspberry Pi Camera IR-CUT LED with Dedicated Power Source and Trigger via GPIO
- Send Mail over SMTP with Python
- Fix Pip 'MemoryError' when Installing Python Packages on Low Memory Raspberry Pi
- Connect to the Internet via PPP with Sixfab GSM/GPRS Shield on Raspberry Pi
- Stream Raspberry Pi Camera over the Network with Netcat and Mplayer
- Reduce Power Consumption on Raspberry Pi Zero
- Generate 1Password TOTP Token for PayPal
- Prevent Writes to Local Disk when NFS Mountpoint is not Mounted
- Javascript: Sort Objects by Date Property
- Javascript: Highlight Multiple Words
- Markdown: Enable Line Break in Blockquote
- Copy PayPal SMS Security Code to macOS Clipboard from Messages.app SQLite Database
- Check SSL Certificate Expiration Date with OpenSSL
- Nginx: Serve HTTP Status Code 503 to Googlebot to Temporary Stop it from Crawling a Website
- Set Nginx Proxy Upstream Address based on Requests Originating IP Address
- Fix 'No Space left on Device' Error when Upgrading VMware ESXi
- Send Mail over Authenticated SMTP with STARTTLS via OpenSSL
- Create macOS USB Installer
- Send Mail with Netcat on VMware ESXi
- Fix 'npm ERR! code EINTEGRITY' Error in NPM
- Fix 'The following untracked working tree files would be overwritten by checkout' Git Error
- Upgrade VMware ESXi 6.5.0 to 6.7.0
- Find Open SMB Shares on Network with Nmap
- Add Redirect Location Header to File on Amazon S3 Static Website with s3cmd
- Shutdown ESXi Host Gracefully
- Send Office365 Mails with sSMTP
- Backup Linux System to NFS Share with Rsnapshot
- Remove Files Older than X Days
- X11VNC on Debian/Ubuntu
- My Favorite Free macOS GUI Tools
- Replace Word in Last Command and Repeat in Bash/ZSH Shell
- Enable and Start SystemD Service in One Single Command
- Find Largest Directories on Linux System
- Reload OpenVPN Configuration File on EdgeRouter Lite/X
- Install Debian Packages on Ubiquity EdgeRouter Lite/X
- EdgeRouter Lite/X Basic Setup
- Scan Network for online Hosts with Nmap and output MAC/IP Addresses
- Use Twitter in Irssi with Bitlbee
- Encrypted Debian Filesystem Backup on Amazon S3 with Duplicity and Duply
- Install VMware ESXi on a Hetzner Root Server in Rescue System with KVM Virtualization
- Unifi Controller as Windows Service
- Fix Redirect Loop when using Nginx as SSL Reverse Proxy for Tomcat
- Let's Encrypt Wildcard Certificates for HAProxy with Cloudflare DNS Challenge
- Python Reverse Shell
- PHP Mail with sSMTP
- Scaleway Baremetal Ubuntu Server with Full Disk Encryption
- Create Persistent Cronjobs on VMware ESXi for ghettoVCB Backups
- Fix Gitlab CI/Docker Registry Push 'blob upload unknown' Error
- Speed-up NFS Performance on FreeNAS by Disabling ZFS Sync
- Force New Identity with Tor
- Raspberry Pi Zero W Headless Setup
- Test Gitlab Runner Tasks Locally on macOS
- Backup/Restore Gitlab
- Obtain Let's Encrypt Wildcard Certificate with certbot
- Fix rvm Startup Error in zsh
- Generate GPG Keys Non-Interactively
- Use GPG Key for SSH Authentication with GnuPG Agent
- Enable Docker Shell Completion for zsh on macOS
- Replace or Insert Attribute to XML with xmlstarlet
- Attach to Specific Window in Tmux Session
- Run Tor Relay on a DigitalOcean Droplet with Floating IP
- Send Mails from Alias Email Address with Office 365
- Connect irssi to Freenode IRC Onion Address via Tor
- Allow Outgoing TCP Connections in Hetzner Firewall
- Fix 'Error: -36' when Copying Files on macOS
- Redirect HTTP to HTTPS on a Non-Default Port with Nginx
- Display Maintenance Page with Nginx
- Create VM from Template in VMware vCenter with Ansible
- Nginx 301 Redirect Map
- Use SSH Pubkey on VMware vCenter Server Appliance (VCSA)
- Suppress Shell/SSH Warnings in VMware ESXi/vSphere
- Remove All Metadata from All Images in a Directory Recursively with Exiftool
- Remove all .DS_Store Files in a Directory Recursively
- Compare 2 Files in Bash and Output Unique Lines
- Kerckhoffs's Principle
- Monitor Adaptec RAID Controller on VMware ESXi
- Enable Persistent SSH Public Key on VMware ESXi
- Install Adaptec RAID Controller (aacraid) Driver on VMware ESXi
- Install VMware ESXi to a USB Flash Drive on a Hetzner PX121 Root Server without a Virtual CD/Mounted ISO
- Exploit ETERNALBLUE with Metasploit
- Connect Digital Light Sensor to Raspberry Pi GPIOs and Read from it with Python
- Use Conditional URL Parameter to Bypass Basic Auth in Nginx
- My Minimal Tmux Setup
- Delete all Commented and Blank Lines in Vim
- My Minimal .vimrc
- Monitor Website Availability in Zabbix
- Monitor APC UPS Status in Zabbix over USB
- Delete Files from Git Repository after Creating .gitgnore
- Disable Swap File on Raspbian
- Rotate Screen on Raspberry Pi
- Set Static IP on Raspbian
- Fix 'Failed to start Fail2Ban Service' Error on Ubuntu
- Don't Store Sent Items in Shared Folder in Outlook 2016
- Install LEMP-Stack (Linux/Nginx/MariaDB/PHP) on Ubuntu Server
- Fix Windows Error 'Not enough storage is available to process this command'
- Install Zabbix Agent on FreeNAS
- Move Running Process to Tmux on Linux
- Basic PHP Configuration for Nginx
- Remove Hidden/Readonly/System Attributes from all Objects in a Directory on Windows
- Fix Permissions/ACLs on Windows Recursively with SubinACL
- Speed-Up SSH Login
- Delete Directories older than x Days
- Increase OpenVPN Performance
- Force Azure AD Connect Synchronization
- EdgeRouter Lite/X L2TP VPN with RADIUS Authentication
- Disable 'Last Login' Message in Shell on macOS
- Build Static Netcat Binary (+GAPING_SECURITY_HOLE)
- Build Static Tor Binary
- cURL-Pipe-Extract ZIP-Archive
- Export all Exchange Mailboxes as .pst
- Extract files from ADB-created backup.ab
- Fix ADB Backup Filesize 41 Bytes/549 Bytes Bug
- Use .onion Address to Connect to SSH Server over Tor Hidden Service
- Use different SMTP Server for specific Email Address in Postfix Relay
- Access pfSense Webinterface from WAN
- PXE Boot & Install Windows 10 from a Samba Share
- Create bootable Windows USB Installer
- Raspberry Pi PXE Server
- Fix PHP7/Typo3 crashing Apache with 'munmap_chunk(): invalid pointer' Error
- Clear HSTS Cache in Browsers
- Mount Partition from VMWare .vmdk Disk Image on Linux
- Mount Partition from VMWare .vmdk Disk Image on Linux
- Restore File from Previous Git Commit
- Uninstall Java on macOS
- Install Python M2Crypto on macOS
- Install macOS High Sierra on MacBook with OWC Aura SSD
- Convert Bare SVN Repo to Git
- Install Zabbix Agent on Windows Server
- Install FreeRADIUS on Raspberry Pi (Raspbian) for Active Directory Authentication
- Activate Windows Server Core
- Reset Github Profile Picture
- Disable Passthrough Mode for PCI Device on ESXi
- Serve local HTML Content with simple Docker Container
- Nginx Proxy for Wordpress in Subdirectory (+ 'wp-admin' Fix)
- Purge Chrome Favicon Cache on macOS
- Force ZFS Replication Start on FreeNAS
- Fix 'Loading disks' in macOS Disk Utility
- Get New Tor Identity on a Whonix Client with Netcat
- Git: Combine Multiple Commits Into One Commit
- Install Let's Encrypt Certbot on Debian
- Remove GRUB Bootloader on MacBook
- Remove Failing SMB Share from FreeNAS with SQLite
- Enable SNMP on ESXi
- UTF-8 Encoded Email Subject
- Reset Unifi Controller Admin Password
- Mirror Directories with Robocopy
- Fix Zabbix Error 'snmp_parse_oid(): cannot parse OID IF-MIB::ifDescr'
- Enable Automatic Security Upgrades on Debian
- Install GhettoVCB on VMware ESXi
- Install Zabbix on Raspberry Pi
- Force Cloudflare Cache Purge when Pushing to Github Pages Repository
- Convert Timestamp to Date
- Join Active Directory on Commandline
- Fork mail() into Background (Async) in PHP
- Enable BitLocker Disk Encryption in VirtualBox Windows VM
- Powershell: Recursive Clone ACLs
- Automate 'mysql_secure_installation'
- Reset ESXi Evaluation License
- Repair Active Directory Database
- Force FSMO Role Takeover on Domain Controller
- Backup & Restore ESXi Configuration
- Disable Internet Explorer Enhanced Security Configuration with Powershell
- Enable VNC for VMs in ESXi
- Destroy all ZFS Snapshots
- Force VM Reset on ESXi
- Set Timezone in Debian/Ubuntu
- My SysAdmin Cheat Sheet
- OpenSSL: Generate Self Signed Certificate
- Fix Slow SSD Performance on VMWare ESXi 6.5.0
- Install Certbot on Ubuntu
- Install Docker on Debian/Ubuntu
- Install Active Directory Domain Controller on Windows Server 2016 Core with Powershell
- Reset Windows Administrator Password with Powershell
- Enable PCI Passthrough for Intel 82575GB NIC in VMWare ESXi
- Install VMWare ESXi Patches
- Reset DSRM Password on Domain Controller
- Set Exchange Mailsize Limits in Powershell
- Upgrade Debian Jessie to Stretch
- Fix FreeNAS SMB Write Speed Drops
- Enable Mailbox Import/Export Cmdlets for Exchange
- Exchange: Kill IIS w3wp Process on High Load
- Delete Windows 10 Recovery Partition
- Crossflash Avago MegaRAID SAS 9341-4i RAID Controller with an IT-mode firmware on a Dell Poweredge T30
- Disable SMBv1 on Windows (Server)
- Fix NFS 'Portmapper not running' Error on Debian Jessie
- Mount Ext4 Filesystem on MacOS
- Reset Wordpress Admin Password in MySQL Database
- Fix MacOS Generic NFS Mount Errors
- Compile FFMPEG on Raspberry Pi
- Enable Insecure Mode in Chrome
- Free Disk Space from Docker VM on MacOS
- Convert MKV to MP4 for iTunes & AppleTV
- Change Default Route on Linux
- Raspberry Pi Headless Setup
- Commandline Speedtest
- Route everything through Tor with Iptables inside Docker Container
- Nmap over Tor
- Force Tor to use a new Circuit
- Use Physical Windows Partition/Disk as Virtualbox Disk on Ubuntu
- Replace LSI MegaRAID 9341-4i lsi_mr3 Driver with legacy megaraid Driver on VMware ESXi
- Convert LDAP User to Local User in Gitlab
- Flush ARP Cache on Windows
- Bypass SSH Error 'Too many authentication failures'
- Simple Git Server on Debian/Ubuntu
- Build OpenSSL with libssl from Source
- Set-up Nginx with Let's Encrypt Certificate on Debian Jessie for a perfect SSL Labs Rating
- Compile Nginx against Bleeding Edge OpenSSL on Debian Jessie
- Truncate Docker Logs
- Disable Gatekeeper in macOS
- Escape Liquid Tags in Jekyll
- Escape Double Curly Brackets in Jekyll
- Online-Resize of VMware Disk in a Linux VM
- Put MySQL Database in Read-Only Mode
- Mirror Website with Wget
- Replace Wordpress URLs in Database for all Posts
- Get Path of Process on Linux
- Install StorCLI on ESXi
- Hetzner Server with VMWare ESXi, Subnet and Firewall
- Parse all Logfiles with Goaccess
- Fix Android SDK/Build Tools License Error
- Android Emulator on MacOS
- Enable Nginx Logs in Goaccess
- Remove All but x Newest Folders in Directory on Linux
- Backup & Restore whole Linux System over SSH
- IPTables Rate Limit
- Fix damaged ZIP Archive
- Convert Serialized PHP to JSON
- PGP Sign all old Git Commits
- Fix JIRA Upgrade Error ('JIRA Agile is currently unavailable')
- Reset MySQL Auto Increment Value after Delete
- S25R Anti-Spam-System in Postfix
- Check if CPU supports Hardware Virtualization on Linux
- Show Login Sessions on Remote Windows
- LDAP Query to Filter enabled Users in Active Directory OU
- Show TCP/IP Stats on Windows
- Check MTU with Ping / Manual Path MTU Discovery
- OpenVPN Server on Ubiquity EdgeRouter
- Sync Windows Server Time with NTP
- Sync Windows Time with Domain Controller
- Set VMware ESXi Hardware Clock
- Enable Umlaute in ArchLinux/Xorg Terminal Emulators
- Backup & Restore MBR with dd
- Activate Hot-Added Memory on VMWare Linux Guest
- Clone Disk over SSH with dd
- Convert VirtualBox VM Disk to Raw Disk Image for V2P
- Power-on VM on VMWare ESXi manually
- Flush ARP Cache on Linux
- Convert VMWare ESXi Thick Provisioned Disk to Thin
- Build Docker Image without Dockerfile
- Force VM Shutdown on VMware ESXi with esxcli
- Automate SSH Password Login in Scripts with Expect
- Download SSL Certificate from Website
- Increase Maximum Number of ActiveSync Devices in Exchange 2010
- Resize Serial Console TTY on Debian
- NAT Port Forwarding with Iptables
- Install Docker on Ubuntu Server 16.04 LTS
- Enable Serial Console in GRUB on Debian
- Install Debian Jessie VM in KVM
- DNS Zone Transfer with dig
- Install Newer Linux Kernel on Debian from Backports
- Ifconfig Cheat Sheet
- Fix Exchange 2010 Error 'The user load quota of 1000 requests per 2 seconds has been exceeded'
- Get Whois Info from IP
- Force Sector 63 Boundary in fdisk
- Port Knocking with IPTables
- Open Port Knock Guarded SSH Port with Netcat
- Hide NAT from ISP with IPTables on Linux NAT Router
- Disable AppArmor on Ubuntu Server
- Netcat Bash Reverse Shell
- IPTables Live-Stats
- Allow Mobile Shell (mosh) in IPTables
- The First 10 Minutes on a New Debian Jessie Server
- Block Tor Exit Nodes with IPTables
- Reset Windows Password with chntpw on Linux
- Reset Linux Root Password with GRUB
- Test Secure IMAP with OpenSSL
- Generate SMTP PLAIN AUTH Digest
- Secure Mailserver with Postfix, Dovecot and Let's Encrypt on Debian Jessie
- Install Certbot and Request Let's Encrypt SSL Certificates on Debian Jessie without a Webserver
- Fix Mobile Shell (mosh) UTF-8 Connection Problem on OS X with ZSH
- SQLMap Cheat Sheet
- TPLink WN722N: Increase WLAN TX Power to 30 dBm on Debian/Kali Linux
- Fix Slow Samba Shares on OS X Clients
- Unmount Disks on OS X
- Linux Persistent Modprobe
- Enable TPLink WN722N on Linux
- Kali Linux with Whonix Tor Gateway on KVM
- Enable RDP on Windows Server 2012 R2 with Powershell
- Change Network Interface to old 'eth0' Naming Scheme on Ubuntu 16.04 LTS Xenial Xerus
- Add Static Route on OS X
- Escape 'virsh' Console with German Keyboard Layout on OS X
- Install Windows Server 2012 R2 on KVM
- Disable Linux PC Speaker Beep
- Add User to Group on Debian/Ubuntu
- Get Default Gateway on OS X
- Mitmproxy on OS X
- Minimal Debian Jessie Preseed Config
- Intercept HTTP Traffic with Mitmproxy and Arpspoof on Kali Linux
- Convert String to Hex on the Command Line
- SSH Jump Host Config
- Read Output from Process on Linux
- Set Random MAC Adress on OS X
- Enable NAT Masquerading on OS X
- Enable IP Forwarding on OS X
- Disable System Integrity Protection (SIP) on OS X >=10.11
- Capture Output of Running Processes on OS X
- Encrypt Existing SSH Private Key with Password
- Download MP3 from Youtube Video on OS X
- Establish PPP Network Connection on Raspberry Pi via Serial Console
- Chroot into Raspberry Pi ARMv7 Image with Qemu on Linux
- Unlock OS X Keychain on the Command Line
- Connect to Raspberry Pi with a CP2102 USB-to-Serial Adapter on OS X
- Scan All Hosts on Network with Nmap
- Save IPTables Rules Permanent
- Unblock LDAP User in Gitlab
- Gitlab Active Directory Login
- Obtain Flickr API Token for Authorized Read Access with Node.js
- Generate MD5 Hash in Node.js
- Enable German Keyboard Layout in Xorg
- Live-View TCPdump-Captured Network Traffic from Remote Server in Wireshark through SSH
- TCPdump Cheat Sheet
- Entering Promiscuous Mode on WLAN Interface in OS X
- Basic Auth in Nginx
- Mount LUKS-Encrypted LVM
- Open Port in Windows Firewall
- Add Route in Windows
- Vim Cheat Sheet
- Transparent Tor WLAN Proxy on Debian
- Reset IPTables
- Get Own Public IP from DNS with dig
- Change Maximum Mailsize in Postfix
- Enable IP Forwarding/Routing in Linux
- Install Kali Linux Packages in Debian
- Port Forwarding with IPtables
- GeoIP Block China with IPTables
- Add GPG Key to APT Keyring in Debian/Ubuntu
- Upgrade Debian Wheezy to Jessie
- Upgrade Debian Squeeze to Wheezy
- Install bcm43xx WLAN Driver in Debian
- IPTables Tarpit in Debian/Ubuntu
- Get Mailbox Size in Exchange
- Raise ulimit in Ubuntu
- Run Command as different User on Linux
- Make User Passwordless Sudoer on Linux
- Modify Git Commit Timestamp for all Commits
- Purge Uninstalled Packages in Debian/Ubuntu
- Access AngularJS $scope in Chrome Console
- AWK Cheat Sheet
- Fix Locales Error in Ubuntu
- Fix Locales Error in Debian
- Allow only specific IPs for SSH Access in ESXi Firewall
- Run Docker Registry
- Compile Nginx with OpenSSL from Source
- Sync MySQL Databases between 2 Docker Containers
- macOS / OS X Screenshot Shortcuts
- Use 'less +F' instead of 'tail -f'
- Deauthenticate (Disconnect) WLAN Clients from Access Point
- Create Swap File
- Get Working Directory in Bash Script
- Crack WPA2 WLAN Password with aircrack-ng
- Force Transmission Bittorrent Client to use OpenVPN with IPTables
- Transfer Files through SSH with Tar
- SSH Tunnel Cheat Sheet
- Show Hidden Folders in macOS
- Reset MySQL Root Password
- Linux NAT Router
- Install RVM with Ruby
- Retrieve ESXi RAID Status from MegaCLI through SSH
- Port Scan with Bash
- Read Mail in Postfix Queue
- Delete Connection Error Mails from Postfix Queue
- 'ip'-Command Cheat Sheet
- Generate SHA2 Hash
- Parse JSON Values with Python
- Disable SSL Verification in Python
- Sync MySQL Database
- Fix MySQL Relay Log Read Failure
- KVM/virsh Cheat Sheet
- Install Ubuntu VM in KVM
- GnuPG Cheat Sheet
- Git Cheat Sheet
- Change Author/Email in Git Repo for all Commits
- Generate Base64 Digest
- Push Docker Images to Remote Registry through SSH Tunnel
- Render Markdown with cURL & Github API
- Clear Windows Server DNS Cache
- Allow ICMP in UFW
- Enable Systemd Auto Login
- Test SSL Connection
- Self-Sign SSL Certificate
- Generate OpenSSL Key Pair
- Generate SSL dhparam
- Get Fingerprint from SSH Public Key
- Extract Public Key from SSH Private Key
- Route all Traffic through Tor for specific User on Linux with IPTables
- Postfix Null Client Config
- Delete all Mails in Postfix Queue
- Flush DNS Cache in macOS
- Generate .htpasswd with OpenSSL
- Nginx Reverse Proxy Configuration
- Nginx Basic Configuration
- Replace String in entire MySQL Database
- Change Allowed Hosts in MySQL
- Show active TCP Connection Count in Linux
- Remove Reserved Blocks from Ext4 Partition
- Activate Hot-Added CPU in Linux
- Headless LUKS encrypted Ubuntu Server on Hetzner
- Find & Replace in multiple Files
- Set Max Message Size in Exchange
- Restart all Exchange Services
- Reset Exchange OWA Virtual Directory
- Force Exchange to switch over to other Database
- Enable Remote Syslog in ESXi
- Allow Docker in UFW
- Install Oracle JDK (Java) on Debian/Ubuntu
- dd with Progress
- Check Open Port with netcat
- Change MySQL Database Charset from Latin1 to UTF8
- Add Chroot SFTP-only User (no shell access)
- Remove all untagged Docker Images
- Remove all Docker Images and Containers
- Download Files recursively from FTP with wget
- Backup & Restore MySQL Databases
- Disable IPv6 on Debian/Ubuntu
- Basic IPTables Rules
- Create MySQL Database and User
- MySQL Basic Operations (Insert, Update, Delete)
- Remove ACLs recursively on FreeNAS
- Move Mailbox to other Exchange Database
- Generate SSH Key
- Simple HTTP Server with Python
- Nginx SSL Configuration
- Free up RAM in Linux
- Export .pst in Exchange
- Thinkpad T410 Hackintosh
- OpenSSH Public Key Authentification
- Arch Linux Post-Installation Steps
- Arch Linux: Mount Encrypted LVM Volumes
- Arch Linux Installation: LVM & LUKS Disk Encryption
- StartSSL Certificate Validation
- ZyXEL NSA325: SABnzbd & SickBeard & CouchPotato
- Webserver: nginx & PHP-FPM & MySQL (Debian Wheezy)
- SSL Certificates
- Nginx: Virtual Host & SSL
- E-Mail Verschlüsselung: Thunderbird & Enigmail
- ZyXEL NSA325 FFP
- Raspberry Pi: Install TrueCrypt From Source
- Linux & DVB-T: AVerMedia A850
- Install PHP-FPM From Source
- Install nginx From Source
- Install MariaDB From Source
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