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- 12:30, 1 October 2025 Element:Too much whitespace after upgrade to 1.12 (hist) [502 bytes] Fvu (Talk | contribs) (Created page with "==Problem== After upgrading to element-1.12.0 there is too much whitespace in the frontend, which makes the GUI very hard to read. ==Solution== Switching Theme Light/Dark o...")
- 13:22, 17 August 2025 Rails:Stimulus: Multiple manifests (hist) [2,022 bytes] Fvu (Talk | contribs) (Created page with "Stimulus ==Problem== I want to have a separate Stimulus controllers for the Frontend and the Admin ==Solution== Create additional tasks for the <code>rail...")
- 10:16, 5 July 2025 Firefox:Ctrl-alt-x not showing sidebar on Kde (hist) [459 bytes] Fvu (Talk | contribs) (Created page with "Category:Firefox ==Problem== Ctrl-Alt-X should display Firefox sidebar, but it doesn't. ===Environment=== * Firefox 1.39.01 * KDE Plasma Version: 5.27.12 ==Solution==...") originally created as "Firefox:Ctrl-alt-x not working on Kde"
- 09:50, 27 February 2025 Rails: State machines: ArgumentError: nil is not a known state value (hist) [331 bytes] Fvu (Talk | contribs) (Created page with "Category:Rails ==Problem== Error: ArgumentError: nil is not a known state value ===Environment=== * gem "state_machines" ===Solution=== Use two gems: <syntaxhighligh...")
- 11:57, 11 August 2024 ActiveAdmin:Searchable select (hist) [1,391 bytes] Fvu (Talk | contribs) (Created page with "==Problem== searchable_select.scss-1.8.0 does not work with cssbundling gem because @codevise/activeadmin-searchable_select/src/searchable_select.scss does an '@import "selec...")
- 18:15, 6 May 2024 Rails: Default gen random uuid disappeared from column (hist) [859 bytes] Fvu (Talk | contribs) (Created page with "Category:Rails ==Problem== Database table contained column, added via a migration like this: <syntaxhighlight lang=ruby> enable_extension 'pgcrypto' add_column :mytable1...")
- 13:40, 5 April 2024 Rails: Bootstrap form validation (hist) [3,617 bytes] Fvu (Talk | contribs) (Created page with "Category:Rails Bootstrap has nice server-side form validation (https://getbootstrap.com/docs/5.3/forms/validation): <syntaxhighlight lang=html4strict> <input class="form-...")
- 15:10, 20 March 2024 Rails: Please enter an email address when email ends with space (hist) [733 bytes] Fvu (Talk | contribs) (Created page with "Category:Rails ==Problem== When logging in via Firefox on Rails Devise form with an e-mail with trailing whitespace, the form gives error: Please enter an email addres...")
- 12:20, 20 March 2024 Rails: Flash error message if batch action fails partially (hist) [638 bytes] Fvu (Talk | contribs) (Created page with "==Problem== When doing a batch action on multiple objects, not each object might save successfully. How to report this in the flash message? ===Environment=== * rails-7 =...")
- 18:02, 14 March 2024 Rails: Grape swagger array in response attribute (hist) [1,515 bytes] Fvu (Talk | contribs) (Created page with "Category:Rails ==Problem== Using Grapi API, we want to describe an api response containing an object (e.g. User) with an attribute <code>params</code> containing an array...")
- 18:49, 14 February 2024 Rails:Test raw post data (hist) [1,404 bytes] Fvu (Talk | contribs) (Created page with "==Problem== Depending on the kind of Rails test, there are different ways to post raw data successfully. See also: https://stackoverflow.com/questions/2103977/how-to-send-ra...")
- 15:39, 13 February 2024 Rails:Sign out route not found (hist) [483 bytes] Fvu (Talk | contribs) (Created page with "Category:Rails ==Problem== Sign-out doesn't work any more. Logged error on sign_out is: GET "/sign_out" Url/route not found: .../sign_out ===Environment=== * rails-7...")
- 14:42, 6 February 2024 Rails:Stimulus:manifest:update removes stimulus components from components index.js (hist) [2,136 bytes] Fvu (Talk | contribs) (Created page with "==Problem== The command rails stimulus:manifest:update removes manually installed stimulus components from manifest (app/javascript/controllers/index.js). E.g. with <code...")
- 16:05, 3 January 2024 Rails: Using Slim template in ActiveAdmin Arbre (hist) [1,231 bytes] Fvu (Talk | contribs) (Created page with "==Problem== I want to use Slim instead of Arbre. How can I use Slim-partials in an Arbre template? ==Solution 1: Template== <syntaxhighlight lang=ruby> # app/admin/dashboard...")
- 10:46, 24 December 2023 Rails:Minitest error: no such file or directory (hist) [1,807 bytes] Fvu (Talk | contribs) (Created page with "==Problem== When running <code>rails test</code>, tests fail randomly with the error: <nowiki> ERROR: No such file or directory - getcwd ./gems/json-schema-4.0.0/lib/json-s...")
- 20:15, 20 December 2023 ActiveAdmin:Trace missing pundit authorization (hist) [2,321 bytes] Fvu (Talk | contribs) (Created page with "Category:ActiveAdmin ==Problem== Using ActiveAdmin & Pundit, the app throws an ActiveAdmin::AccessDenied, i.e. flash message "You are not authorized to perform this actio...")
- 15:34, 29 November 2023 To ActiveAdmin or not to ActiveAdmin (hist) [3,099 bytes] Fvu (Talk | contribs) (Created page with "To ActiveAdmin or not to ActiveAdmin ==Problem== Feeling like this Reddit comment: "I used ActiveAdmin for a few years. It was nice at first. Over time, I felt like I was wr...")
- 14:33, 21 November 2023 ActiveAdmin:Redirect back to index or show (hist) [1,153 bytes] Fvu (Talk | contribs) (Created page with "Category:ActiveAdmin ==Problem== When you have actions showing up on both the index page (action_item) and the show page (member_action), the actions can share almost th...")
- 13:39, 21 November 2023 ActiveAdmin:Extend (hist) [501 bytes] Fvu (Talk | contribs) (Created page with "Category:ActiveAdmin ==Problem== How does one extend controller actions in ActiveAdmin? ==Solution== It's not recommended to use "super" in ActiveAdmin; e.g. when extend...")
- 11:18, 28 October 2023 Rails:Slim template subroutine example (hist) [1,816 bytes] Fvu (Talk | contribs) (Created page with "==Problem== How do I use methods/functions/subroutines in Slim template language of Ruby on Rails? ===Environment=== * rails-7 * slim-5.1.1 ==Solution== <syntaxhighlight...")
- 18:48, 26 October 2023 Rails: Arbre yield content for (hist) [890 bytes] Fvu (Talk | contribs) (Created page with "==Problem== Within Arbre, the normal <code>yield :foo</code> doesn't display output captured like: <syntaxhighlight lang=ruby> content_for :foo do span 'bar' end </syntaxh...")
- 16:17, 19 October 2023 Vim:Use path relative to current file (hist) [6,904 bytes] Fvu (Talk | contribs) (Created page with "Category:Vim ==Problem== Sometimes you're editing a file deeply nested in a directory hierarchy, and you want to edit a file in a directory adjacent, relative to the curr...")
- 18:50, 18 October 2023 Vim:Html to arbre (hist) [515 bytes] Fvu (Talk | contribs) (Created page with "<pre> :'<,'>s/=/: /g # Tag open with attributes :'<,'>s/<\(\w\+\) \([^>]\+\)>/\1(\2) do/g # Tag close :'<,'>s/<\/\([^>]\+\)>/end/g # Tag open with no attributes :'<,'>s/<\(...")
- 11:39, 13 September 2023 PrivacyPolicy (hist) [16,951 bytes] Fvu (Talk | contribs) (Created page with "<h1>Privacy Policy</h1> <p>Last updated: September 13, 2023</p> <p>This Privacy Policy describes Our policies and procedures on the collection, use and disclosure of Your info...")
- 15:55, 29 June 2023 Erblint (hist) [1,648 bytes] Fvu (Talk | contribs) (Created page with "==Problem== How to enable erb-lint in Vim? ==Solution== <syntaxhighlight lang=ruby> group :development do gem 'better_html' # Makes automatic linting, fixing and autoco...")
- 13:33, 16 May 2023 Rails: System test ArgumentError: wrong number of arguments (given 2, expected 0..1) (hist) [1,459 bytes] Fvu (Talk | contribs) (Created page with "==Problem== <nowiki> ArgumentError: wrong number of arguments (given 2, expected 0..1) ./gems/selenium-webdriver-4.9.1/lib/selenium/webdriver/common/logger.rb:51:in `init...")
- 15:51, 15 May 2023 Vim: vim-rails plugin does not work (hist) [484 bytes] Fvu (Talk | contribs) (Created page with "==Problem== vim-rails plugin doesn't work <syntaxhighlight lang=bash> $ vim Emodel quote E492: Not an editor command: Emodel quote </syntaxhighlight> ===Environment=== * v...")
- 13:51, 15 May 2023 Git: Location of repository (hist) [416 bytes] Fvu (Talk | contribs) (Created page with "Category:Git ==Problem== Git repositories can be stored anywhere, e.g.: * ~/git * ~/work/git * /usr/local/var/git But what's is the preferred location according to the [h...") originally created as "Git:Location of repository"
- 14:37, 8 May 2023 Rvm: Configuration (hist) [1,254 bytes] Fvu (Talk | contribs) (Created page with "<syntaxhighlight lang=bash> # ~/.bashrc.d/rvm.sh #!/bin/bash # Install rvm on first use, and run it. rvm() { unset -f rvm . ~/.rvm/scripts/rvm rvm "$@" } </syntax...") originally created as "Rvm: Install on first use"
- 18:52, 28 November 2022 Descent/nl (hist) [1,255 bytes] Fvu (Talk | contribs) (Created page with "{{Languages}}Category: Art gallery <center> <table><tr> <td> <img src="https://lh3.googleusercontent.com/9aHwom5QJXSo0qXkeKH6550VjwcUVy3OniDhfyz9x2Unqs8fSS4BZ9BofsWf4rnHjF...")
- 18:50, 28 November 2022 Descent (hist) [1,255 bytes] Fvu (Talk | contribs) (Created page with "{{Languages}}Category: Art gallery <center> <table><tr><td valign=bottom>< previous </td> <td> <img src="https://lh3.googleusercontent.c...")
- 15:41, 31 October 2022 Rails: Undefined local variable or method `active admin application' (hist) [973 bytes] Fvu (Talk | contribs) (Created page with "==Problem== When trying to implement a different controller for Devise within ActiveAdmin, I receive this error: <nowiki> undefined local variable or method `active_admin_a...")
- 11:20, 14 July 2022 Rails: Share template between ActiveAdmin namespaces (hist) [1,061 bytes] Fvu (Talk | contribs) (Created page with "Category:Rails ==Problem== How to share a template between ActiveAdmin namespaces, with links linking back to the correct namespace? ==Solution== <syntaxhighlight lang=...")
- 18:19, 31 March 2022 Logrotate (hist) [534 bytes] Fvu (Talk | contribs) (Created page with "See: https://superuser.com/questions/255951/logrotate-configuration-file-syntax-multiple-wildcard-entries-possible Multiple files can be specified on separate lines: <source...")
- 16:27, 22 March 2021 ActiveAdmin: Prevent command execution in CSV export file (hist) [2,106 bytes] Fvu (Talk | contribs) (Created page with "Category:ActiveAdmin ==Problem== A malicious user can change a database field so that when an administrator uses the Exportfunctionality and opens the exported CSV in a s...")
- 01:37, 6 August 2020 Kubuntu: Grub rescue (hist) [660 bytes] Fvu (Talk | contribs) (Created page with "Category:Kubuntu ==Problem== error: symbol `grub_calloc' not found. Entering rescue mode... grub rescue> ===Environment=== * Lenovo S540 ==Solution== * Ran boot-re...")
- 10:55, 4 June 2020 Ssh: Reconnect to ssh-agent (hist) [1,836 bytes] Fvu (Talk | contribs) (Created page with "==Problem== Reconnect to ssh-agent outside of window manager. ==Solution== <source lang=bash> # Reconnect to ssh-agent # See: fvue.nl/wiki/Ssh: Reconnect to ssh-agent ssh-r...")
- 16:18, 29 May 2020 Tmuxp: Tilde as window name (hist) [785 bytes] Fvu (Talk | contribs) (Created page with "Category:Tmuxp ==Problem== I want the window title to become a literal tilde (~): <source lang=bash> $ cat test.yaml session_name: test windows: - focus: 'true' layout...")
- 12:43, 26 May 2020 JsonPath: Multiple logical operators need parentheses (hist) [902 bytes] Fvu (Talk | contribs) (Created page with "Category:Fixed problemsCategory:JsonCategory:JsonPath ==Problem== (byebug) JsonPath.new("data.order.market_type[?(@.id == 1 || @.id == 2 || @.id == 3)]").on(@orde...")
- 18:18, 20 May 2020 Rails: Switch locale in descendant of Devise controller (hist) [1,773 bytes] Fvu (Talk | contribs) (Created page with "Category:Rails ==Problem== I have this inheritance with locale switching set up (according to https://guides.rubyonrails.org/i18n.html, May 20, 2020): <source lang=ruby>...")
- 12:45, 22 April 2020 Bash: Escape Xml (hist) [1,192 bytes] Fvu (Talk | contribs) (Created page with "Category:BashCategory:Fixed problems ==Problem== When building XML with bash, special XML characters need to be escaped. ==Solution== <source lang=bash> # Escape XM...")
- 18:18, 20 April 2020 Bash: Grep logrotated files from specific date to end of file (hist) [1,001 bytes] Fvu (Talk | contribs) (Created page with "Category:BashCategory:Fixed problems ==Problem== Exim log files are generated like this: <nowiki> main.log main.log-20201231 main.log-20201230.gz main.log-20201229....")
- 18:33, 9 March 2020 Vim-rails: E492: Not an editor command: Rmodel (hist) [1,247 bytes] Fvu (Talk | contribs) (Created page with "Category:VimCategory:Vim-rails ==Problem== Within Vim, if i do: :Rmodel user Vim gives an error: E492: Not an editor command: Rmodel user ==Solution== It appea...")
- 13:32, 6 March 2020 Tmuxp: Shell command starts with space thus does not populate bash history (hist) [1,553 bytes] Fvu (Talk | contribs) (Created page with "Category:Tmuxp ==Problem== When I load a tmuxp frozen environment with a shell command, the shell command is started within tmux with a space, and therefore does not beco...")
- 16:48, 5 March 2020 Rails: Postgresql migration with time zone (hist) [227 bytes] Fvu (Talk | contribs) (Created page with "Category:Rails <sourc lang=ruby> t.column :created_at, :timestamptz, default: -> { 'NOW()' } t.column :updated_at, :timestamptz, default: -> { 'NOW()' } </source> Eventue...")
- 18:41, 27 February 2020 Vim: Match vue tags (hist) [815 bytes] Fvu (Talk | contribs) (Created page with "Category:Vim ==Problem== In a .vue file I want the percent (%) key to match the closing tag when the cursor is on the opening tag. ===Environment=== * vim-8.0 ==Solut...")
- 15:12, 3 February 2020 Rails: Migration to change PostgreSQL column to timestamp with timezone (hist) [635 bytes] Fvu (Talk | contribs) (Created page with "Category: Rails Rails: Migration to change PostgreSQL column to timestamp with timezone ==Problem== Rails creates a datetime column as 'timestamp without time zone' by d...")
- 22:59, 16 September 2019 Linux: Slide show of images in directory via command line (hist) [211 bytes] Fvu (Talk | contribs) (Created page with "Using this tool: http://impressive.sourceforge.net/manual.php you can easily show a slideshow of all images in directory with this command: <source lang=bash> impressive -a9...")
- 23:53, 15 May 2019 Like (hist) [1,840 bytes] Fvu (Talk | contribs) (Created page with "Category:Art gallery <center> <table> <tr> <td></td> <td align=center>{{ImageGoogle0|1=qKLYwn6VqlFmJP177djcqZVx0utRiomDwmkHvvoV3LpMIkUBRwgrpHdtJ_uifcQFRlfd0pEGvWIBnb8LXpsE...")
- 13:33, 18 April 2019 Update BIOS of Lenovo Thinkpad T470s on Linux (hist) [1,738 bytes] Fvu (Talk | contribs) (Created page with "==Problem== I want to update the BIOS of Thinkpad T470s ===Environment=== * Kubuntu-18.04.2 LTS * fwupdate version: 12 * fwupdmgr-1.0.9 ==Solution== ;[https://workaround....")
