Thomas' Tech Tips

Tags

audio

Convert FLAC to MP3 using ffmpeg while retaining all ID3 metadata 30 June 2022

awk

How to escape single quotes with awk 9 August 2022

bash

grep trick to hide grep in ps process list 27 February 2022

config

Configure DNS search domain on Red Hat 8 April 2022
How to generate new ed25519 SSH host keys 30 August 2022

cygwin

Disable ACLs in Cygwin 2 August 2022
Enable Cygwin Bash Prompt Here Context Menu in Windows 20 July 2022
How to list installed Cygwin packages 29 April 2022
How to speed up Cygwin startup time 6 May 2022
Install Cygwin packages easily with apt-cyg 27 July 2022

databases

Reload PostgreSQL configuration without restarting 14 July 2022

debian

Convert HTML files to PDF 20 March 2022
Enabling TRIM/DISCARD on Debian, ext4, luks, and lvm 3 June 2022

encryption

Convert LUKS volume from version 2 to version 1 20 September 2022

ffmpeg

Convert FLAC to MP3 using ffmpeg while retaining all ID3 metadata 30 June 2022

firefox

DNS lookups through SOCKS proxy with Firefox 1 April 2022

flac

Convert FLAC to MP3 using ffmpeg while retaining all ID3 metadata 30 June 2022

grep

grep trick to hide grep in ps process list 27 February 2022
Have grep show results from binary files 20 February 2022

hardware

How to enable BIOS mode on Corsair Strafe RGB 20 May 2022

howto

Disable ACLs in Cygwin 2 August 2022
Enable Cygwin Bash Prompt Here Context Menu in Windows 20 July 2022
How to change passphrase on an SSH private key 6 September 2022
How to escape single quotes with awk 9 August 2022
How to generate new ed25519 SSH host keys 30 August 2022
How to list installed Cygwin packages 29 April 2022
How to speed up Cygwin startup time 6 May 2022
How to suppress SSH banner on login 23 August 2022
How to verify SSH host key fingerprint 13 September 2022
Install Cygwin packages easily with apt-cyg 27 July 2022
Reload PostgreSQL configuration without restarting 14 July 2022
Show battery percentage in MacOS 10 July 2022

kde

How to disable desktop effects in KDE 15 April 2022
How to utilize 256 colors in Konsole 22 April 2022

kerberos

Enable debug info with Kerberos and ssh 13 May 2022

keyboard

How to enable BIOS mode on Corsair Strafe RGB 20 May 2022

konsole

How to utilize 256 colors in Konsole 22 April 2022

linux

Configure DNS search domain on Red Hat 8 April 2022
Convert HTML files to PDF 20 March 2022
Convert LUKS volume from version 2 to version 1 20 September 2022
Enable debug info with Kerberos and ssh 13 May 2022
Enabling TRIM/DISCARD on Debian, ext4, luks, and lvm 3 June 2022
Fix ping for regular users in Linux 13 March 2022
Fix X-Forwarding on Linux 16 August 2022
grep trick to hide grep in ps process list 27 February 2022
How to determine which LUKS passphrase belongs to what key slot 27 May 2022
How to generate new ed25519 SSH host keys 30 August 2022
Using sparse files in Linux 27 March 2022

luks

Convert LUKS volume from version 2 to version 1 20 September 2022
Enabling TRIM/DISCARD on Debian, ext4, luks, and lvm 3 June 2022
How to determine which LUKS passphrase belongs to what key slot 27 May 2022

lvm

Enabling TRIM/DISCARD on Debian, ext4, luks, and lvm 3 June 2022

macos

Move a window by clicking anywhere on it in MacOS 5 July 2022
Show battery percentage in MacOS 10 July 2022

openssh

How to suppress SSH banner on login 23 August 2022

pdf

Convert HTML files to PDF 20 March 2022

ping

Fix ping for regular users in Linux 13 March 2022

postgres

Reload PostgreSQL configuration without restarting 14 July 2022

postgresql

Reload PostgreSQL configuration without restarting 14 July 2022
See current connections in PostgreSQL 3 March 2022
See the size of PostgreSQL databases 10 June 2022

powershell

How to trim filesystem from PowerShell 6 March 2022

privacy

DNS lookups through SOCKS proxy with Firefox 1 April 2022

ps

grep trick to hide grep in ps process list 27 February 2022

rhel

Configure DNS search domain on Red Hat 8 April 2022

security

Convert LUKS volume from version 2 to version 1 20 September 2022
DNS lookups through SOCKS proxy with Firefox 1 April 2022
Enabling TRIM/DISCARD on Debian, ext4, luks, and lvm 3 June 2022
How to change passphrase on an SSH private key 6 September 2022
How to determine which LUKS passphrase belongs to what key slot 27 May 2022
How to verify SSH host key fingerprint 13 September 2022

shell

Convert HTML files to PDF 20 March 2022
grep trick to hide grep in ps process list 27 February 2022
Have grep show results from binary files 20 February 2022
How to escape single quotes with awk 9 August 2022

ssh

Enable debug info with Kerberos and ssh 13 May 2022
Fix X-Forwarding on Linux 16 August 2022
How to change passphrase on an SSH private key 6 September 2022
How to generate new ed25519 SSH host keys 30 August 2022
How to suppress SSH banner on login 23 August 2022
How to verify SSH host key fingerprint 13 September 2022

tips

Configure DNS search domain on Red Hat 8 April 2022
Convert FLAC to MP3 using ffmpeg while retaining all ID3 metadata 30 June 2022
Convert HTML files to PDF 20 March 2022
Convert LUKS volume from version 2 to version 1 20 September 2022
Disable ACLs in Cygwin 2 August 2022
DNS lookups through SOCKS proxy with Firefox 1 April 2022
Enable Cygwin Bash Prompt Here Context Menu in Windows 20 July 2022
Enable debug info with Kerberos and ssh 13 May 2022
Enabling TRIM/DISCARD on Debian, ext4, luks, and lvm 3 June 2022
Fix ping for regular users in Linux 13 March 2022
Fix X-Forwarding on Linux 16 August 2022
grep trick to hide grep in ps process list 27 February 2022
Have grep show results from binary files 20 February 2022
How to change passphrase on an SSH private key 6 September 2022
How to determine which LUKS passphrase belongs to what key slot 27 May 2022
How to disable desktop effects in KDE 15 April 2022
How to enable BIOS mode on Corsair Strafe RGB 20 May 2022
How to escape single quotes with awk 9 August 2022
How to generate new ed25519 SSH host keys 30 August 2022
How to list installed Cygwin packages 29 April 2022
How to speed up Cygwin startup time 6 May 2022
How to suppress SSH banner on login 23 August 2022
How to trim filesystem from PowerShell 6 March 2022
How to utilize 256 colors in Konsole 22 April 2022
How to verify SSH host key fingerprint 13 September 2022
Install Cygwin packages easily with apt-cyg 27 July 2022
Move a window by clicking anywhere on it in MacOS 5 July 2022
Reload PostgreSQL configuration without restarting 14 July 2022
Search and Replace across multiple lines with Vim 24 June 2022
See current connections in PostgreSQL 3 March 2022
See the size of PostgreSQL databases 10 June 2022
Show battery percentage in MacOS 10 July 2022
Using sparse files in Linux 27 March 2022

vim

Search and Replace across multiple lines with Vim 24 June 2022

windows

Disable ACLs in Cygwin 2 August 2022
Enable Cygwin Bash Prompt Here Context Menu in Windows 20 July 2022
How to list installed Cygwin packages 29 April 2022
How to speed up Cygwin startup time 6 May 2022
How to trim filesystem from PowerShell 6 March 2022
Install Cygwin packages easily with apt-cyg 27 July 2022

x

Fix X-Forwarding on Linux 16 August 2022