Software

Aspell

2021-11-18 2019-04-04
aspell
dictionary
2019-05-07
Error: Expected language "fr" but got "en".
2019-05-07
Aspell : how to install a new dictionary ?
2019-04-09
Error: aspell.personalWordList: The word "Métrique" is invalid. The character '©' (U+A9) may not appear in the middle of a word.

Calibre

2018-09-13
CorruptError: CorruptError: database disk image is malformed

eZ Publish

2013-06-13 2013-01-02
eZ Publish file tree
2013-05-22 2013-01-02
eZ Publish : clear caches
clear-tag, clear-id

Firefox

2024-02-15 2010-08-04
Firefox profiles
2020-03-23
A company policy has disabled the Firefox Account button and I can not sync Firefox settings
2020-03-21
XSL not applied in Firefox, only displaying the XML data
2018-04-10
How to disable warnings about unsecure login forms ?
2017-04-19 2005-11-17
Firefox about: and tuning options
2014-07-15
How I circumvented the Firefox anchor bug
2011-09-21 2006-07-03
Advanced filtering with Firefox
2005-08-16
Let Firefox open mailto: hyperlinks in your favorite mail processor

Index of ImageMagick commands

ImageMagick HowTo's

2020-04-15 2018-02-16
How to join several images into one ?
append, concatenate
2018-02-16 2002-07-23
ImageMagick

KeePass

2020-04-06 2018-10-30
KeePass crashes : System.ArgumentException: A null reference or invalid value was found [GDI+ status: InvalidParameter]
KeePassXC
2018-10-25
Notes about KeePass

Kodi

2021-04-04
How to prevent the Raspberry Pi + Kodi from turning the TV on at boot ?

LaTeX

2019-03-28
Underfull \hbox (badness 10000) in paragraph at lines x--y
2019-03-28
Overfull \hbox (11.24971pt too wide) in paragraph at lines x--y
2018-12-04
How to type special / accented letters in LaTeX ?
2016-11-21
LaTeX errors
2016-11-21
pdflatex
2016-04-26 2003-03-19
LATEX : notes & documents

Lighttpd

2019-08-28 2013-12-17
How to whitelist IP addresses ?
2019-06-17 2018-12-10
How to defeat hotlinking with Lighttpd ?
2018-12-26 2018-11-20
How to password-protect a subtree of a website ?
2018-12-11
Lighttpd conditional configuration
2018-11-19 2018-04-03
How to check the syntax of the configuration file ?
2018-04-03 2014-09-22
How to configure caches ?
cache-control, max-age, mod_expire, mod_setenv
2015-11-06
How to send all requests to a single URL ?
redirect, rewrite
2015-11-06
How to make a negative match in a RegExp for mod_redirect or mod_rewrite ?
2014-09-19 2014-09-18
How to redirect requests made to my.site.tld/document.xml to my.site.tld/document.html ?
mod_redirect, url.redirect
2014-09-18 2013-12-17
Lighttpd config tips
check conf, compress, config-key, remoteip
2013-11-14
Create and install a self-signed SSL certificate

Index of LVM commands

Mednafen

2019-07-25
Error opening a sound device
2016-03-20
Keys
2015-11-24 2015-10-20
Mednafen file tree
2015-10-26 2015-10-20
How to reconfigure keys ?
gamepad

MiniDLNA

2024-01-24 2018-10-07
Logs are full of HTTP Connection closed unexpectedly
2019-07-01 2016-09-11
MiniDLNA doesn't update its database
2018-08-30
Inotify max_user_watches [8192] is low
2017-11-29 2015-05-05
How to setup a DLNA server on Debian ?
2017-07-06
error: Rejecting wide link + File format not supported on LG TV
2017-03-20
minidlna.c:293: fatal: ERROR: Failed to open sqlite database! Exiting...

Nautilus

2014-11-24
Nautilus : how to reset its window parameters ?
2013-04-27
Nautilus is eating memory
RAM
2009-10-14
Nautilus : how to show the path as text instead of buttons ?

Piwik

2018-06-04 2014-07-07
How to view IP addresses from the piwik_log_visit table ?
2018-06-04 2014-07-07
How to delete visitors from the visitor log (aka how to remove my visits from the database) ?
2018-05-24
How to fool ad blockers and track / count visitors with Piwik / Matomo ?
2016-02-02 2015-12-02
Who's that visitor from Sunnyvale, California (199.19.249.196) ?
2015-12-20
How to remove data of disabled websites from the database ?
2015-12-04
How to track static resources with Piwik ?
2015-11-05
Piwik sees no visitors and complains There is no data for this report
2015-11-05
How to track a new website with Piwik ?
2014-10-21
Since I installed Varnish, all visitors are reported to be from 127.0.0.1 by Piwik

Splunk

2019-07-05
Splunk glossary
2019-07-05
Splunk : how to list indexes ?
2019-07-04
Splunk : how to delete all the uploaded data ?
2019-07-04
How to import Varnish logs into Splunk ?
2019-06-27
Splunk : setup on Debian Stretch

Squid

2017-09-22
Ipc::Mem::Segment::create failed to shm_open(/squid-cf__metadata.shm): (17) File exists
2017-09-22
Squid configuration directives
2017-09-22
Squid

Thunderbird errors

2021-10-14
Thunderbird calendar MODIFICATION_FAILED

Varnish

2019-06-26
Looks like some entries are duplicated across logfiles
2019-06-12 2013-10-11
VCL subroutines
2019-06-12 2013-10-11
VCL actions
2018-10-08
Varnish logs : varnishncsa
2016-07-12 2016-01-05
After upgrading to Debian Jessie (8.x), Varnish won't listen anymore on port 80
2015-12-11
Varnish cache : RAM or disk ?
2015-12-11 2014-10-20
Varnish setup
6081, 6082, ports

Varnish HowTo's

2020-04-08
How to troubleshoot the Varnish Guru Meditation error ?
2019-08-29
How to purge Varnish cache ?
2019-06-17
How to defeat hotlinking with Varnish ?
2019-06-12
How to declare removed resources ?
404, 410
2019-06-12 2015-12-03
How to test the configuration file ?
2018-10-15 2018-10-09
How to split varnishncsa logs per virtualhost ?
2015-11-30 2015-10-09
How to filter requests based on HTTP headers ?
Referer
2015-06-19 2014-03-20
How to list backends ?
2015-06-19 2014-03-20
How to add an HTTP Header showing HIT / MISS status ?
2015-06-19 2014-03-20
How to authenticate to the Telnet CLI ?

VirtualBox

2022-09-26 2014-08-15
VirtualBox errors
2022-05-31 2016-12-12
How to enlarge a virtual machine disk ?
2022-05-20 2019-07-25
How to install VirtualBox on Debian ?
2019-10-23 2014-08-15
How to install the Extension Pack and Guest Additions ?
2019-07-03 2018-10-08
How to connect a virtual machine to the Internet using a smartphone as a USB modem ?
2018-10-03
How to start a headless guest ?
2018-01-17 2017-09-18
How to fix the audio in Debian guest ?
sound
2017-10-26
How to create a new virtual disk ?
2017-10-26
How to delete + purge a virtual disk ?
2015-11-11
How to update the virtual machines storage directory ?
2014-08-15
How to clone a virtual machine ?
2014-08-15
How to perform a P2V ?

VirtualBox errors

2022-09-26
Can't boot Windows 10 VM + NS ERROR FAILURE (0x80004005)
2021-07-02 2020-12-14
Double error message at login (Failed to register , Failed to set display ) + single monitor + very low resolution
2021-05-26 2021-05-04
Failed to open/create the internal network 'HostInterfaceNetworking-VirtualBox Host-Only Ethernet Adapter' (VERR_INTNET_FLT_IF_NOT_FOUND).
2020-09-02
Virtual monitors have different resolutions
2020-07-01 2020-03-13
VirtualBox only shows 1 virtual monitor for my dual-screen VM
2019-10-23
Linux guest additions installer not found --try to start them manually. while trying to install Guest Additions
2019-09-11
VirtualBox + LightDM : Failed to use bus name org.freedesktop.DisplayManager, do you have appropriate permissions ?
2019-07-25
Error opening current controlling terminal for the process (`/dev/tty'): No such device or address.
2019-07-02
VirtualBox misplaces VM screens on monitors for a dual-screen Debian + XFCE guest
2019-07-02 2017-06-29
VirtualBox on a Debian host, Kernel driver not installed (rc=-1908) when starting a VM
2019-06-11 2017-03-22
The VirtualBox kernel service is not running
2019-02-08 2018-11-20
Mouse click lost in guest
2018-08-08
Can't mount shared directories + modprobe vboxsf failed
2016-11-07
intel_rapl: no valid rapl domains found in package 0 while booting a Debian VM
2016-10-24
Read only file system when trying to create a symlink in a shared directory
2016-10-24
Can't log in my guest Debian despite having the right password
2016-10-12
Permission denied on a shared directory
2014-08-15
USB unavailable, VirtualBox complains : Failed to access the USB subsystem; Could not load the Host USB Proxy Service

VLC

2019-05-16
How to stream content from the CLI ?

VMware vSphere

2022-03-22 2022-03-15
vSphere snapshots
2022-02-21
How to re-scan / detect an enlarged disk in a running vSphere virtual machine ?
2019-02-12
How to boot a VM on a recovery media ?
2019-02-11
How to access the bootloader and set some boot options ?
grub
2018-04-27
How to detect a new disk added to a vSphere virtual machine ?

XFCE

2018-10-17
What are the keyboard shortcuts to tile windows in XFCE ?
2017-12-06
XFCE : all icons are gone, Gtk-WARNING **: Error loading theme icon Unrecognized image format
2017-12-01 2013-07-08
How to launch a program upon graphical session opening ?
Gnome, KDE, XFCE
2017-01-07
XFCE : how to switch users ?
2016-10-21
The colors of XFCE Terminal are too dark

Zim (Desktop Wiki)

2020-05-25 2020-05-20
How to edit the syntax-highlighting colors within code blocks made with Source View plugin ?
2020-05-20
How to edit the colors used for titles, links, ... ?