Shortcuts
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⌘ + 1 » Project
⌘ + 2 » Favorites
⌘ + 3 » Find
⌘ + 4 » Run
⌘ + 5 » Debug
⌘ + 6 » Problems
⌘ + 7 » Structure
⌘ + 8 » Services
⌘ + 9 » Git
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Shift + Shift » Navigate
⌘ + B » Navigate Usages
⌘ + E » Recent Files
⌘ + E » Toggle Changes Only Files
⌘ + Shift + F12 » Hide All Windows
⌘ + , » Preferences
⌘ + ; » Project Structures
⌘ + - » Folding Collapse
⌘ + + » Folding Expand
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Control + N » New Class, Interface, Enum
⌘ + W » Extend Selection
⌘ + Option + V » Extract Variable
⌘ + Option + M » Extract Method
⌘ + Option + P » Extract Parameter
⌘ + Option + N » Inline Variable
⌘ + Shift + T » Navigate Go to Test
⌘ + F12 » Navigate File Structure
⌘ + D » Duplicate Line
⌘ + D » Git Difference
⌘ + Option + Z » Git Undo the Change
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Control + Shift + Down» Line Move Down
Control + Shift + Up » Line Move Up
Control + Shift + F10 » Run Unit Test
Control + Shift + F » Find or Search
Control + V » VCS Operation
⌘ + Shift + G » Go to Folder
⌘ + X » Cut Line
Control + F11 » Toggle Bookmark
F11 » Toggle Bookmark
Shift + F9 » Debug Application
Shift + F10 » Run Application
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Control + Option + [ » Previous Project Window
Control + Option + ] » Next Project Window
Control + Option + F12» Terminal
Option + F4 » Close Idea Window
Control + F4 » Close Tab Window
Control + F2 » Stop
Control + Shift + U » Toggle Upper Case
Control + Shift + R » Find Replace in Folder
Control + R » Find and Replace
Control + F » Find
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⌘ + Option + L » Reformat Code
⌘ + Option + O » Optimize Import
⌘ + R » Find and Replace
⌘ + F » Find
Option + Shift + M » Toggle Maven Window
Alt + Insert » Generate
⌘ + N » Generate
⌘ + L » Find Line Number
Control + G » Find Line Number
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Terminal
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⌘ + W » Close a Tab
⌘ + T » Open New Tab
⌘ + Shift + [ | Left » Move to Left
⌘ + Shift + ] | Right » Move to Right
⌘ + 1..9 » Switch Between
⌘ + N » Open New Window
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Control + Shift + W » Close a Tab
Control + Shift + T » Open New Tab
Control + Shift + P.Up» Move to Left
Control + Shift + P.Dn» Move to Right
Control + P.Up » Move to Previous
Control + P.Dn » Move to Next
Alter + 1..9 » Switch Between
Control + Alter + T » Open New Window
Enter + ~ + . » Exit an SSH Session
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Redis Cli
redis-cli flushall async
redis-cli flushall
redis-cli flushdb
Evaluation
Ubuntu
rm -rf ~/.config/JetBrains/*/eval
rm ~/.config/JetBrains/*/options/other.xml
rm -rf ~/.local/share/JetBrains/consentOptions
rm -rf ~/.java/..userPrefs
File Types
Control + Alter + S » Editor » File Types » Recognized File Types » JSON » File Name Patterns » {Add Your Pattern}
Knowledge
disk usage
du -h /var
du -sh /var
du -csh ~/Do*
du -csh /var/log /var/lib
du -sh --apparent-size /var/lib
du -h /var/ | sort -rh | head -5
comment and uncomment sql
sed -i -e 's|^|-- |g' src/main/resources/db/migration/*.sql
sed -i -e 's|^-- ||g' src/main/resources/db/migration/*.sql
ubuntu
Ctrl + Alt + F5 » Switch Desktop to Terminal
Crtl + Alt + F1 » Switch Terminal to Desktop
Crtl + Alt + ↑ » Switch Desktop
Crtl + Alt + ↓ » Switch Desktop
sudo update-alternatives --config javac
sudo update-alternatives --config java
ls -lah /usr/share/maven/
udo dpkg -l | grep openjdk
git config --global user.name "Full Name"
git config --global user.email "email.id@academia.chorke.org"
undo assume unchanged or assume unchanged
git update-index --no-assume-unchanged src/main/resources/application.properties
git update-index --assume-unchanged src/main/resources/application.properties
list of files assume unchanged
git ls-files -v|grep '^h'
create and checkout a new branch
git checkout -b new_branch_name base_branch_name
git checkout -b new_branch_name
renaming and delete branch
git branch -m old_branch_name new_branch_name
git branch -D branch_to_delete_without_merge_status
git branch -d branch_to_delete
git push origin --delete branch_to_delete
discard changes
git checkout master -f
git stashing
git stash; git checkout -b new_branch; git stash pop
git add .; git commit -m "new feature added"; git push
rebase vs merge
git rebase master #all the updated commits of master will be available in the feature branch
git merge --squash feature #all the feature commits replaced by a new commit in the master
git commit -m 'feature merged with master branch'
nodejs
sudo npm install -g npm
vs code
sudo snap install code --classic
sudo snap refresh code --classic
code ./my_project
-- mysql root@localhost user
SELECT user, plugin, host FROM mysql.user WHERE user = 'root';
ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY 'p@$$w0rd';
UPDATE mysql.user SET plugin = 'mysql_native_password', authentication_string = PASSWORD('p@$$w0rd') WHERE User = 'root';
-- postgresql public role
-- revoke public connect from specific database after creation
REVOKE CONNECT ON DATABASE academia_ebis_dev FROM PUBLIC;
-- revoke public connect for all future databases
REVOKE CONNECT ON DATABASE template1 FROM PUBLIC;
-- liquibase unlock database migration
UPDATE databasechangeloglock SET locked = false;
COMMIT;
du -h /usr/local/var/postgres/{base,pg_wal}
sudo du -h /var/lib/postgresql/11/main/{base,pg_wal}
sudo du -h /var/lib/postgresql/12/main/{base,pg_wal}
#nano ~/.bashrc
#nano ~/.zshenv
#nano ~/.profile
#nano ~/.bash_profile
export ACADEMIA_WSS="$HOME/chorke/academia"
export ACADEMIA_LOG_PATH="$HOME/.chorke/academia/var/http/logs"
source ~/.bashrc
source ~/.profile
source ~/.bash_profile
source ~/.zshrc
source ~/.zshenv
source ~/.zprofile/.zlogin
[[ -s "$HOME/.chorke/academia/etc/staging.sh" ]] && source "$HOME/.chorke/academia/etc/staging.sh"
Git Ignore
out/
*.iml
*.ipr
*.iws
.idea/*
cmake-build-*/
.idea_modules/
fabric.properties
crashlytics.properties
atlassian-ide-plugin.xml
crashlytics-build.properties
com_crashlytics_export_strings.xml
clear metadata
rm -rf */out */*.iml */*.ipr */*.iws */.idea */cmake-build-* */.idea_modules
git remote -v;mv src/main/resources/application.properties ..;cd ..
mv ../application.properties src/main/resources/
delete and recreate
git branch -d staging
git branch -D staging
git fetch origin staging
git checkout -b staging origin/staging
git merge develop
Serial UID
A faster way to find this setting - you might use hotkey Ctrl+Shift+A (find action), type Serializable class without 'serialVersionUID'
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Alter + Enter » serialVersionUID =
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Option + Enter » serialVersionUID =
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References