caption: 5.1.20
created: 20181220163418974
modified: 20190305165612365
tags: ReleaseNotes
title: Release 5.1.20
type: text/vnd.tiddlywiki

//[[See GitHub for detailed change history of this release|https://github.com/Jermolene/TiddlyWiki5/compare/v5.1.19...v5.1.20]]//

!! Major Improvements

Added several new [[Mathematics Operators]] for working with numbers: [[negate|negate Operator]], [[abs|abs Operator]], [[ceil|ceil Operator]], [[floor|floor Operator]], [[round|round Operator]], [[trunc|trunc Operator]], [[sign|sign Operator]], [[add|add Operator]], [[subtract|subtract Operator]], [[multiply|multiply Operator]], [[divide|divide Operator]], [[remainder|remainder Operator]], [[max|max Operator]], [[min|min Operator]], [[fixed|fixed Operator]], [[precision|precision Operator]], [[exponential|exponential Operator]], [[sum|sum Operator]], [[product|product Operator]], [[maxall|maxall Operator]] and [[minall|minall Operator]].

Added serveral new string operators: [[length|length Operator]], [[uppercase|uppercase Operator]], [[lowercase|lowercase Operator]], [[trim|trim Operator]], [[concat|concat Operator]], [[split|split Operator]] and [[join|join Operator]].

Added several new palettes. See the [[palette manager|$:/core/ui/ControlPanel/Palette]].

Added new [[GitHub saver|Saving to GitHub]].

!! Plugin Improvements

New and improved plugins:

* New [[BrowserStorage Plugin]] for saving tiddlers in browser local storage
* New [[Innerwiki Plugin]] for rendering TiddlyWiki screenshots
* Several improvements to the [[CodeMirror Plugin]]:
** [[Added|https://github.com/Jermolene/TiddlyWiki5/pull/3810]] support for smart indent
* Several improvements to the [[DynaView Plugin]]:
** [[Added|https://github.com/Jermolene/TiddlyWiki5/commit/a9e595c3f633391003224e499440cdeb8560c055]] support for restoring the scroll position at startup from local storage

!! Translation Improvements

New and improved translations:

* Chinese Simplified and Chinese Traditional


!! Usability Improvements

* [[Fixed|https://github.com/Jermolene/TiddlyWiki5/commit/5a37a84a54f2dc9ccf106309b739cfa693bae3e3]] the plugin library to search all plugin fields
* [[Added|https://github.com/Jermolene/TiddlyWiki5/commit/e5f3301c1c36e8add4ed89ab1bd53a9b68411d3f]] a warning when core JavaScript modules are overwritten via import
* [[Fixed|https://github.com/Jermolene/TiddlyWiki5/pull/3654]] prompt for references when renaming a tiddler
* [[Added|https://github.com/Jermolene/TiddlyWiki5/commit/0e6855eba8945e023cc5ef19809cfb6d6025627b]] a new filter preset for advanced search for "tiddlers modified this session"

!! Hackability Improvements

* [[Added|https://github.com/Jermolene/TiddlyWiki5/commit/36e76429b1a1d4638374d513430393db5693b932]] new `[is[variable]]` option to the [[is Operator]]
* [[Added|https://github.com/Jermolene/TiddlyWiki5/commit/94f143bf643e36e817d1dd5b678515853eed6aca]] optional autofocus for the text inputs in $:/AdvancedSearch (controlled by the same [[Hidden Setting: Search AutoFocus]] as the sidebar search)
* [[Added|https://github.com/Jermolene/TiddlyWiki5/pull/3677]] support for deflate and gzip compression to the WebServer ListenCommand
* [[Added|https://github.com/Jermolene/TiddlyWiki5/pull/3756]] optional ''tabindex'' attribute to simple, framed and CodeMirror text editor engines
* [[Added|https://github.com/Jermolene/TiddlyWiki5/pull/3758]] ''tabindex'' attributes to edit templates
* [[Added|https://github.com/Jermolene/TiddlyWiki5/pull/3822]] outline colour to button, textarea, input
* [[Added|https://github.com/Jermolene/TiddlyWiki5/commit/477c41f84304ed83245c87068dba3695a5053d62]] ''tooltip'' attribute to SelectWidget
* [[Added|https://github.com/Jermolene/TiddlyWiki5/commit/348a0bc8bcbf5c42d9b93e5e208696d28fc95cb7]] an option for plugins to disable the initial navigation at startup

!! Bug Fixes

* [[Fixed|https://github.com/Jermolene/TiddlyWiki5/commit/8b04cfd4d5142a957f2e3da80c3f079e215b9e75]] a long standing problem with the main standalone HTML file template whereby raw markup tiddlers would be included even if not selected by the save filter
* [[Fixed|https://github.com/Jermolene/TiddlyWiki5/pull/3572]] overlapping dropdowns with sticky titles enabled
* [[Removed|https://github.com/Jermolene/TiddlyWiki5/pull/3749]] apparently obsolete limitation of selection wrapping in text editor
* [[Fixed|https://github.com/Jermolene/TiddlyWiki5/pull/3745]] bug in RevealWidget when stateTitle tiddler is missing
* [[Fixed|https://github.com/Jermolene/TiddlyWiki5/commit/72f2a9425197b013ab3664e1679c6763d92d4382]] bug with animation duration being blank
* [[Fixed|https://github.com/Jermolene/TiddlyWiki5/pull/3806]] Firefox problem with drag and drop placeholders in the "open" tab of the sidebar
* [[Ameliorated|https://github.com/Jermolene/TiddlyWiki5/pull/3809]] Firefox problem with sticky placeholder during drag and drop operations

!! Developer Bug Fixes and Improvements

! Contributors

[[@Jermolene|https://github.com/Jermolene]] would like to thank the contributors to this release who have generously given their time to help improve TiddlyWiki:

* [[@00SS|https://github.com/00SS]]
* [[@admls|https://github.com/admls]]
* [[@benwebber|https://github.com/benwebber]]
* [[@bimlas|https://github.com/bimlas]]
* [[@BramChen|https://github.com/BramChen]]
* [[@BurningTreeC|https://github.com/BurningTreeC]]
* [[@diego898|https://github.com/diego898]]
* [[@dnebauer|https://github.com/dnebauer]]
* [[@JesseWeinstein|https://github.com/JesseWeinstein]]
* [[@kyrias|https://github.com/kyrias]]
* [[@MarxSal|https://github.com/MarxSal]]
* [[@the-kenny|https://github.com/the-kenny]]